diff --git a/fuzz/corpus/fuzz_read/14df2d3685c7b2b85e254529f2b41c31a4889a9c b/fuzz/corpus/fuzz_read/14df2d3685c7b2b85e254529f2b41c31a4889a9c
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diff --git a/fuzz/corpus/fuzz_read/16b07285232080ea7624ea9e8d3ea3bdb4cc281d b/fuzz/corpus/fuzz_read/16b07285232080ea7624ea9e8d3ea3bdb4cc281d
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diff --git a/fuzz/corpus/fuzz_read/21a5d3b8f90becfc6510fa93bff71f0667f1737b b/fuzz/corpus/fuzz_read/21a5d3b8f90becfc6510fa93bff71f0667f1737b
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index 0d1cd9a4..00000000
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diff --git a/fuzz/corpus/fuzz_read/3226a405a49f2c188fa1d247559333d274fca75c b/fuzz/corpus/fuzz_read/3226a405a49f2c188fa1d247559333d274fca75c
new file mode 100644
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diff --git a/fuzz/corpus/fuzz_read/3c53dc6662f4da514076d080301da65882dcaf89 b/fuzz/corpus/fuzz_read/345e04459eb328cb56b22df106d411928b539e3a
similarity index 62%
rename from fuzz/corpus/fuzz_read/3c53dc6662f4da514076d080301da65882dcaf89
rename to fuzz/corpus/fuzz_read/345e04459eb328cb56b22df106d411928b539e3a
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diff --git a/fuzz/corpus/fuzz_read/3a78fecada2e35fbabaac305ab9478c5d5702011 b/fuzz/corpus/fuzz_read/3a78fecada2e35fbabaac305ab9478c5d5702011
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diff --git a/fuzz/corpus/fuzz_read/4d62ec6a68c9d5e62fd6b5fa3bc2573820976ab9 b/fuzz/corpus/fuzz_read/4d62ec6a68c9d5e62fd6b5fa3bc2573820976ab9
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diff --git a/fuzz/corpus/fuzz_read/5bebcdbf97cedfacf004f8d9c826c634f4f6bc52 b/fuzz/corpus/fuzz_read/5bebcdbf97cedfacf004f8d9c826c634f4f6bc52
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index 00000000..9ab03d91
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diff --git a/fuzz/corpus/fuzz_read/5a128128996e53f10f8b003054b112f017e65523 b/fuzz/corpus/fuzz_read/5c8005f62cb7fb8058ad20a0c3ccf647f398b414
similarity index 72%
rename from fuzz/corpus/fuzz_read/5a128128996e53f10f8b003054b112f017e65523
rename to fuzz/corpus/fuzz_read/5c8005f62cb7fb8058ad20a0c3ccf647f398b414
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diff --git a/fuzz/corpus/fuzz_read/627222333626756bdade4e59d2b692f1eb8c0da7 b/fuzz/corpus/fuzz_read/627222333626756bdade4e59d2b692f1eb8c0da7
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diff --git a/fuzz/corpus/fuzz_read/6452877a46d7ffb68f651255e2beaec4eee962dc b/fuzz/corpus/fuzz_read/6452877a46d7ffb68f651255e2beaec4eee962dc
new file mode 100644
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diff --git a/fuzz/corpus/fuzz_read/065da5c65457230ea238c8f1ccb8bcea3b0942af b/fuzz/corpus/fuzz_read/664f9c694881846fd1418718116a4a1d40323ff7
similarity index 91%
rename from fuzz/corpus/fuzz_read/065da5c65457230ea238c8f1ccb8bcea3b0942af
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diff --git a/fuzz/corpus/fuzz_read/a189bb03860bd52a84f3af786a0e1dfb915389c0 b/fuzz/corpus/fuzz_read/6dbb9ad8541eec8a9e36d04f5ce3a974403d17c2
similarity index 80%
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diff --git a/fuzz/corpus/fuzz_read/74f627da4b8a9ef8ddd612f92c1bd5eb47cd20e7 b/fuzz/corpus/fuzz_read/74f627da4b8a9ef8ddd612f92c1bd5eb47cd20e7
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diff --git a/fuzz/corpus/fuzz_read/8383601487ce6a1a2de1da97784b52465d781eb1 b/fuzz/corpus/fuzz_read/8383601487ce6a1a2de1da97784b52465d781eb1
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diff --git a/fuzz/corpus/fuzz_read/ad971d03048b9f7002c9545f7823727867166019 b/fuzz/corpus/fuzz_read/86fe1a46f67d806d53c0012efd5f97e59cb13e31
similarity index 73%
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diff --git a/fuzz/corpus/fuzz_read/8b9851188ed0e82d7fd6785d2ff1c70b9bdca7dd b/fuzz/corpus/fuzz_read/8b9851188ed0e82d7fd6785d2ff1c70b9bdca7dd
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similarity index 69%
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diff --git a/fuzz/corpus/fuzz_read/9a128b3c8436ea00ed4696dbce19913e617e74d6 b/fuzz/corpus/fuzz_read/9a128b3c8436ea00ed4696dbce19913e617e74d6
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similarity index 89%
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similarity index 77%
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diff --git a/fuzz/corpus/fuzz_read/fc49de6d587676718e0d4e9f2875b82a2069ec6a b/fuzz/corpus/fuzz_read/fc49de6d587676718e0d4e9f2875b82a2069ec6a
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diff --git a/recursive-fuzz-cmin.sh b/recursive-fuzz-cmin.sh
index 2a78b969..c9e08c69 100755
--- a/recursive-fuzz-cmin.sh
+++ b/recursive-fuzz-cmin.sh
@@ -7,8 +7,7 @@ while true; do
   mkdir "fuzz/corpus/fuzz_$1_iter_${j}"
   cargo fuzz cmin --all-features "fuzz_$1" "fuzz/corpus/fuzz_$1_iter_${i}" -- \
     -dict=fuzz/fuzz.dict -max_len="$2" "fuzz/corpus/fuzz_$1_iter_${j}"
-  diff "fuzz/corpus/fuzz_$1_iter_${i}.bak" "fuzz/corpus/fuzz_$1_iter_${j}"
-  if $?; then
+  if diff "fuzz/corpus/fuzz_$1_iter_${i}.bak" "fuzz/corpus/fuzz_$1_iter_${j}"; then
     # Last iteration made no difference, so we're done
     rm -r "fuzz/corpus/fuzz_$1"
     mv "fuzz/corpus/fuzz_$1_iter_${j}" "fuzz/corpus/fuzz_$1"