[INFO] crate rustc-ap-arena 308.0.0 is already in cache
[INFO] extracting crate rustc-ap-arena 308.0.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-arena/308.0.0
[INFO] extracting crate rustc-ap-arena 308.0.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustc-ap-arena/308.0.0
[INFO] validating manifest of rustc-ap-arena-308.0.0 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 rustc-ap-arena-308.0.0 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 rustc-ap-arena-308.0.0
[INFO] finished frobbing rustc-ap-arena-308.0.0
[INFO] frobbed toml for rustc-ap-arena-308.0.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-arena/308.0.0/Cargo.toml
[INFO] started frobbing rustc-ap-arena-308.0.0
[INFO] finished frobbing rustc-ap-arena-308.0.0
[INFO] frobbed toml for rustc-ap-arena-308.0.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustc-ap-arena/308.0.0/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 rustc-ap-arena-308.0.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-arena/308.0.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] e618516d80d5753840bb1f0256c16e9724ee8daf0e398f95f492eeaef9f9d53e
[INFO] running `"docker" "start" "-a" "e618516d80d5753840bb1f0256c16e9724ee8daf0e398f95f492eeaef9f9d53e"`
[INFO] [stderr]    Compiling rustc-ap-arena v308.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "e618516d80d5753840bb1f0256c16e9724ee8daf0e398f95f492eeaef9f9d53e"`
[INFO] running `"docker" "rm" "-f" "e618516d80d5753840bb1f0256c16e9724ee8daf0e398f95f492eeaef9f9d53e"`
[INFO] [stdout] e618516d80d5753840bb1f0256c16e9724ee8daf0e398f95f492eeaef9f9d53e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-arena/308.0.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3fbaaeb509833fcd94c06b527f54d9b520298d8b1c0ed706256cf5e6bc1e03a9
[INFO] running `"docker" "start" "-a" "3fbaaeb509833fcd94c06b527f54d9b520298d8b1c0ed706256cf5e6bc1e03a9"`
[INFO] [stderr]    Compiling rustc-ap-arena v308.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "3fbaaeb509833fcd94c06b527f54d9b520298d8b1c0ed706256cf5e6bc1e03a9"`
[INFO] running `"docker" "rm" "-f" "3fbaaeb509833fcd94c06b527f54d9b520298d8b1c0ed706256cf5e6bc1e03a9"`
[INFO] [stdout] 3fbaaeb509833fcd94c06b527f54d9b520298d8b1c0ed706256cf5e6bc1e03a9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-arena/308.0.0:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] defa51ed03f2d18296a8b128b61e5f242b3ac59dfb89a42b94d97d2145a668a2
[INFO] running `"docker" "start" "-a" "defa51ed03f2d18296a8b128b61e5f242b3ac59dfb89a42b94d97d2145a668a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/arena-2d49aace345b70a7
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::bench_copy_nonarena ... ok
[INFO] [stdout] test tests::bench_copy ... ok
[INFO] [stdout] test tests::bench_noncopy_nonarena ... ok
[INFO] [stdout] test tests::bench_noncopy ... ok
[INFO] [stdout] test tests::test_arena_alloc_nested ... ok
[INFO] [stdout] test tests::bench_typed_arena_clear ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_count ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_on_clear ... ok
[INFO] [stdout] test tests::test_typed_arena_drop_small_count ... ok
[INFO] [stdout] test tests::test_unused ... ok
[INFO] [stdout] test tests::test_typed_arena_clear ... ok
[INFO] [stdout] test tests::test_typed_arena_zero_sized ... ok
[INFO] [stdout] test tests::test_copy ... ok
[INFO] [stdout] test tests::test_noncopy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arena
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "defa51ed03f2d18296a8b128b61e5f242b3ac59dfb89a42b94d97d2145a668a2"`
[INFO] running `"docker" "rm" "-f" "defa51ed03f2d18296a8b128b61e5f242b3ac59dfb89a42b94d97d2145a668a2"`
[INFO] [stdout] defa51ed03f2d18296a8b128b61e5f242b3ac59dfb89a42b94d97d2145a668a2