[INFO] crate fera-array 0.1.0 is already in cache
[INFO] extracting crate fera-array 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/fera-array/0.1.0
[INFO] extracting crate fera-array 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/fera-array/0.1.0
[INFO] validating manifest of fera-array-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fera-array-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fera-array-0.1.0
[INFO] finished frobbing fera-array-0.1.0
[INFO] frobbed toml for fera-array-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/fera-array/0.1.0/Cargo.toml
[INFO] started frobbing fera-array-0.1.0
[INFO] finished frobbing fera-array-0.1.0
[INFO] frobbed toml for fera-array-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/fera-array/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fera-array-0.1.0 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/fera-array/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 2d856f71259d3df7a87df4d51aa0af05e66d2b59a67fa46d64c8838fc897b36d
[INFO] running `"docker" "start" "-a" "2d856f71259d3df7a87df4d51aa0af05e66d2b59a67fa46d64c8838fc897b36d"`
[INFO] [stderr]    Compiling fera-array v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | / macro_rules! delegate_benchs {
[INFO] [stderr] 29 | |     ($T: ident, $($names: ident),+) => (
[INFO] [stderr] 30 | |         $(
[INFO] [stderr] 31 | |             #[bench]
[INFO] [stderr] ...  |
[INFO] [stderr] 36 | |     )
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `"docker" "inspect" "2d856f71259d3df7a87df4d51aa0af05e66d2b59a67fa46d64c8838fc897b36d"`
[INFO] running `"docker" "rm" "-f" "2d856f71259d3df7a87df4d51aa0af05e66d2b59a67fa46d64c8838fc897b36d"`
[INFO] [stdout] 2d856f71259d3df7a87df4d51aa0af05e66d2b59a67fa46d64c8838fc897b36d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/fera-array/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59805564fec6886c6a4b3c2bff1b70005dc6bb9813ccdcc09facfab49e85c919
[INFO] running `"docker" "start" "-a" "59805564fec6886c6a4b3c2bff1b70005dc6bb9813ccdcc09facfab49e85c919"`
[INFO] [stderr]    Compiling testdrop v0.1.2
[INFO] [stderr]    Compiling fera-array v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `"docker" "inspect" "59805564fec6886c6a4b3c2bff1b70005dc6bb9813ccdcc09facfab49e85c919"`
[INFO] running `"docker" "rm" "-f" "59805564fec6886c6a4b3c2bff1b70005dc6bb9813ccdcc09facfab49e85c919"`
[INFO] [stdout] 59805564fec6886c6a4b3c2bff1b70005dc6bb9813ccdcc09facfab49e85c919
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/fera-array/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 7bef0382bbf94f6322f2b8f6482917ef3a3589bb5c5911b8f358c5c0a057b520
[INFO] running `"docker" "start" "-a" "7bef0382bbf94f6322f2b8f6482917ef3a3589bb5c5911b8f358c5c0a057b520"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fera_array-870755af55f1c04b
[INFO] [stdout] 
[INFO] [stdout] running 73 tests
[INFO] [stdout] test cow::tests::benchs::clone_change_0001k ... ok
[INFO] [stdout] test cow::tests::benchs::clone_change_0010k ... ok
[INFO] [stdout] test cow::tests::basic_0 ... ok
[INFO] [stdout] test cow::tests::benchs::clone_change_0100k ... ok
[INFO] [stdout] test cow::tests::benchs::fold_xor_0001k ... ok
[INFO] [stdout] test cow::tests::basic_001k ... ok
[INFO] [stdout] test cow::tests::benchs::fold_xor_0010k ... ok
[INFO] [stdout] test cow::tests::benchs::clone_change_1000k ... ok
[INFO] [stderr] fera_array-870755af55f1c04b: malloc.c:2406: sysmalloc: Assertion `(old_top == initial_top (av) && old_size == 0) || ((unsigned long) (old_size) >= MINSIZE && prev_inuse (old_top) && ((unsigned long) old_end & (pagesize - 1)) == 0)' failed.
[INFO] [stdout] test cow::tests::capacity ... ok
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/fera_array-870755af55f1c04b` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "7bef0382bbf94f6322f2b8f6482917ef3a3589bb5c5911b8f358c5c0a057b520"`
[INFO] running `"docker" "rm" "-f" "7bef0382bbf94f6322f2b8f6482917ef3a3589bb5c5911b8f358c5c0a057b520"`
[INFO] [stdout] 7bef0382bbf94f6322f2b8f6482917ef3a3589bb5c5911b8f358c5c0a057b520