[INFO] crate failure_ext 0.1.2 is already in cache
[INFO] extracting crate failure_ext 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/failure_ext/0.1.2
[INFO] extracting crate failure_ext 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/failure_ext/0.1.2
[INFO] validating manifest of failure_ext-0.1.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of failure_ext-0.1.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing failure_ext-0.1.2
[INFO] finished frobbing failure_ext-0.1.2
[INFO] frobbed toml for failure_ext-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/failure_ext/0.1.2/Cargo.toml
[INFO] started frobbing failure_ext-0.1.2
[INFO] finished frobbing failure_ext-0.1.2
[INFO] frobbed toml for failure_ext-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/failure_ext/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing failure_ext-0.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/failure_ext/0.1.2:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ed0011572b94307c0e13feb5a6250fd8057b6a2add57280f0f07dbf4c490a0ae
[INFO] running `"docker" "start" "-a" "ed0011572b94307c0e13feb5a6250fd8057b6a2add57280f0f07dbf4c490a0ae"`
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "ed0011572b94307c0e13feb5a6250fd8057b6a2add57280f0f07dbf4c490a0ae"`
[INFO] running `"docker" "rm" "-f" "ed0011572b94307c0e13feb5a6250fd8057b6a2add57280f0f07dbf4c490a0ae"`
[INFO] [stdout] ed0011572b94307c0e13feb5a6250fd8057b6a2add57280f0f07dbf4c490a0ae
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/failure_ext/0.1.2:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 85c4ab8bd5d0801a08440428e2c55c3caa23f4283496c9fec8acad5b4230dd0a
[INFO] running `"docker" "start" "-a" "85c4ab8bd5d0801a08440428e2c55c3caa23f4283496c9fec8acad5b4230dd0a"`
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "85c4ab8bd5d0801a08440428e2c55c3caa23f4283496c9fec8acad5b4230dd0a"`
[INFO] running `"docker" "rm" "-f" "85c4ab8bd5d0801a08440428e2c55c3caa23f4283496c9fec8acad5b4230dd0a"`
[INFO] [stdout] 85c4ab8bd5d0801a08440428e2c55c3caa23f4283496c9fec8acad5b4230dd0a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/failure_ext/0.1.2:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] ea1e57892145d38b5b881d69c2151a6ce3d97a91df1490742a31d952b5b05c79
[INFO] running `"docker" "start" "-a" "ea1e57892145d38b5b881d69c2151a6ce3d97a91df1490742a31d952b5b05c79"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/failure_ext-0a20054110448b00
[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] [stderr]    Doc-tests failure_ext
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/option_ext.rs - option_ext::OptionExt::ok_or_context (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ea1e57892145d38b5b881d69c2151a6ce3d97a91df1490742a31d952b5b05c79"`
[INFO] running `"docker" "rm" "-f" "ea1e57892145d38b5b881d69c2151a6ce3d97a91df1490742a31d952b5b05c79"`
[INFO] [stdout] ea1e57892145d38b5b881d69c2151a6ce3d97a91df1490742a31d952b5b05c79