[INFO] fetching crate fera-array 0.1.0...
[INFO] extracting crate fera-array 0.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/fera-array/0.1.0
[INFO] extracting crate fera-array 0.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fera-array/0.1.0
[INFO] validating manifest of fera-array-0.1.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fera-array-0.1.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/fera-array/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded testdrop v0.1.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fera-array-0.1.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 0bdbba9ee245e0950f2297351e35a09397ccdebadf1cd1cd0195947e97cd99b7
[INFO] running `"docker" "start" "-a" "0bdbba9ee245e0950f2297351e35a09397ccdebadf1cd1cd0195947e97cd99b7"`
[INFO] [stderr]    Compiling fera-fun v0.1.0
[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 1.72s
[INFO] running `"docker" "inspect" "0bdbba9ee245e0950f2297351e35a09397ccdebadf1cd1cd0195947e97cd99b7"`
[INFO] running `"docker" "rm" "-f" "0bdbba9ee245e0950f2297351e35a09397ccdebadf1cd1cd0195947e97cd99b7"`
[INFO] [stdout] 0bdbba9ee245e0950f2297351e35a09397ccdebadf1cd1cd0195947e97cd99b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1a3956d2283a6723b8fb2fb35d57d269eb8209f7a2591f91e19c564b8ac36299
[INFO] running `"docker" "start" "-a" "1a3956d2283a6723b8fb2fb35d57d269eb8209f7a2591f91e19c564b8ac36299"`
[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 4.71s
[INFO] running `"docker" "inspect" "1a3956d2283a6723b8fb2fb35d57d269eb8209f7a2591f91e19c564b8ac36299"`
[INFO] running `"docker" "rm" "-f" "1a3956d2283a6723b8fb2fb35d57d269eb8209f7a2591f91e19c564b8ac36299"`
[INFO] [stdout] 1a3956d2283a6723b8fb2fb35d57d269eb8209f7a2591f91e19c564b8ac36299
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] af0eee9eab7408f24da7cc0870772ff2cdb8df0c3d00e07a1d1f0c0610dbfcfe
[INFO] running `"docker" "start" "-a" "af0eee9eab7408f24da7cc0870772ff2cdb8df0c3d00e07a1d1f0c0610dbfcfe"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fera_array-d52751128e900810
[INFO] [stdout] 
[INFO] [stdout] running 73 tests
[INFO] [stdout] test cow::tests::basic_0 ... ok
[INFO] [stdout] test cow::tests::benchs::clone_change_0001k ... 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::clone_change_0010k ... ok
[INFO] [stdout] test cow::tests::benchs::clone_change_0100k ... ok
[INFO] [stdout] test cow::tests::capacity ... ok
[INFO] [stderr] fera_array-d52751128e900810: 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] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/fera_array-d52751128e900810` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "af0eee9eab7408f24da7cc0870772ff2cdb8df0c3d00e07a1d1f0c0610dbfcfe"`
[INFO] running `"docker" "rm" "-f" "af0eee9eab7408f24da7cc0870772ff2cdb8df0c3d00e07a1d1f0c0610dbfcfe"`
[INFO] [stdout] af0eee9eab7408f24da7cc0870772ff2cdb8df0c3d00e07a1d1f0c0610dbfcfe