[INFO] crate obstack 0.1.3 is already in cache
[INFO] extracting crate obstack 0.1.3 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/obstack/0.1.3
[INFO] extracting crate obstack 0.1.3 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/obstack/0.1.3
[INFO] validating manifest of obstack-0.1.3 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 obstack-0.1.3 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 obstack-0.1.3
[INFO] finished frobbing obstack-0.1.3
[INFO] frobbed toml for obstack-0.1.3 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/obstack/0.1.3/Cargo.toml
[INFO] started frobbing obstack-0.1.3
[INFO] finished frobbing obstack-0.1.3
[INFO] frobbed toml for obstack-0.1.3 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/obstack/0.1.3/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 obstack-0.1.3 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/obstack/0.1.3:/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] 90c45da7357faf8df1ecfcf096c08cf3b1f26294ae29132046f9749b6cd3cada
[INFO] running `"docker" "start" "-a" "90c45da7357faf8df1ecfcf096c08cf3b1f26294ae29132046f9749b6cd3cada"`
[INFO] [stderr]    Compiling obstack v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "90c45da7357faf8df1ecfcf096c08cf3b1f26294ae29132046f9749b6cd3cada"`
[INFO] running `"docker" "rm" "-f" "90c45da7357faf8df1ecfcf096c08cf3b1f26294ae29132046f9749b6cd3cada"`
[INFO] [stdout] 90c45da7357faf8df1ecfcf096c08cf3b1f26294ae29132046f9749b6cd3cada
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/obstack/0.1.3:/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] 92d3bc49d3516790bfc6063b661b9c4b6ce275a4638b07622ca47fd74ac4f577
[INFO] running `"docker" "start" "-a" "92d3bc49d3516790bfc6063b661b9c4b6ce275a4638b07622ca47fd74ac4f577"`
[INFO] [stderr]    Compiling obstack v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "92d3bc49d3516790bfc6063b661b9c4b6ce275a4638b07622ca47fd74ac4f577"`
[INFO] running `"docker" "rm" "-f" "92d3bc49d3516790bfc6063b661b9c4b6ce275a4638b07622ca47fd74ac4f577"`
[INFO] [stdout] 92d3bc49d3516790bfc6063b661b9c4b6ce275a4638b07622ca47fd74ac4f577
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/obstack/0.1.3:/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] 9b2322d3e5aa8670089fd707537aa712fc35d6058c5a59126b7117203584390e
[INFO] running `"docker" "start" "-a" "9b2322d3e5aa8670089fd707537aa712fc35d6058c5a59126b7117203584390e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/obstack-4e791a3b029d4189
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test impls::tests::test ... ok
[INFO] [stdout] test tests::test_recursive_ref ... ok
[INFO] [stdout] test tests::test_threads ... ok
[INFO] [stdout] test tests::test_consistency_simple ... ok
[INFO] [stdout] test tests::test_ref_drop ... ok
[INFO] [stdout] test tests::test_consistency_multiple_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests obstack
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::bytes_used (line 187) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 154) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 129) ... ok
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] test src/lib.rs - Ref<'a, T>::unwrap (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::push_copy (line 108) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::push (line 86) ... ok
[INFO] [stdout] test src/lib.rs - Ref<'a, T>::unwrap (line 253) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9b2322d3e5aa8670089fd707537aa712fc35d6058c5a59126b7117203584390e"`
[INFO] running `"docker" "rm" "-f" "9b2322d3e5aa8670089fd707537aa712fc35d6058c5a59126b7117203584390e"`
[INFO] [stdout] 9b2322d3e5aa8670089fd707537aa712fc35d6058c5a59126b7117203584390e