[INFO] crate async_command 0.2.0 is already in cache
[INFO] extracting crate async_command 0.2.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/async_command/0.2.0
[INFO] extracting crate async_command 0.2.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/async_command/0.2.0
[INFO] validating manifest of async_command-0.2.0 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 async_command-0.2.0 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 async_command-0.2.0
[INFO] finished frobbing async_command-0.2.0
[INFO] frobbed toml for async_command-0.2.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/async_command/0.2.0/Cargo.toml
[INFO] started frobbing async_command-0.2.0
[INFO] finished frobbing async_command-0.2.0
[INFO] frobbed toml for async_command-0.2.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/async_command/0.2.0/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 async_command-0.2.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/async_command/0.2.0:/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] 5d77a6247d1ec8c21d94f394f61f36e1e7faa28deb82acfe39a4c8438205ebf6
[INFO] running `"docker" "start" "-a" "5d77a6247d1ec8c21d94f394f61f36e1e7faa28deb82acfe39a4c8438205ebf6"`
[INFO] [stderr]    Compiling rusting v0.1.0
[INFO] [stderr]    Compiling async_command v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "5d77a6247d1ec8c21d94f394f61f36e1e7faa28deb82acfe39a4c8438205ebf6"`
[INFO] running `"docker" "rm" "-f" "5d77a6247d1ec8c21d94f394f61f36e1e7faa28deb82acfe39a4c8438205ebf6"`
[INFO] [stdout] 5d77a6247d1ec8c21d94f394f61f36e1e7faa28deb82acfe39a4c8438205ebf6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/async_command/0.2.0:/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] be74efdcf70351dc724bb322ff03bb55f6302fbe1d5fe8471f4c4a091b0495fc
[INFO] running `"docker" "start" "-a" "be74efdcf70351dc724bb322ff03bb55f6302fbe1d5fe8471f4c4a091b0495fc"`
[INFO] [stderr]    Compiling async_command v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "be74efdcf70351dc724bb322ff03bb55f6302fbe1d5fe8471f4c4a091b0495fc"`
[INFO] running `"docker" "rm" "-f" "be74efdcf70351dc724bb322ff03bb55f6302fbe1d5fe8471f4c4a091b0495fc"`
[INFO] [stdout] be74efdcf70351dc724bb322ff03bb55f6302fbe1d5fe8471f4c4a091b0495fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/async_command/0.2.0:/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] 086a95f7141cfeb1dc828b87c93a21af78bff87283d23f39d772981b083cc0e2
[INFO] running `"docker" "start" "-a" "086a95f7141cfeb1dc828b87c93a21af78bff87283d23f39d772981b083cc0e2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/async_command-e1eb60ed254e1415
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_command
[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] [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" "086a95f7141cfeb1dc828b87c93a21af78bff87283d23f39d772981b083cc0e2"`
[INFO] running `"docker" "rm" "-f" "086a95f7141cfeb1dc828b87c93a21af78bff87283d23f39d772981b083cc0e2"`
[INFO] [stdout] 086a95f7141cfeb1dc828b87c93a21af78bff87283d23f39d772981b083cc0e2