[INFO] crate dangerous_option 0.2.0 is already in cache
[INFO] testing dangerous_option-0.2.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate dangerous_option 0.2.0 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate dangerous_option 0.2.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dangerous_option 0.2.0
[INFO] finished tweaking crates.io crate dangerous_option 0.2.0
[INFO] tweaked toml for crates.io crate dangerous_option 0.2.0 written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] cf4c1a9c0c78b1d7e95467cf02682d9c8dc57decbbc53330e6eb2ae0629a4d85
[INFO] running `"docker" "start" "-a" "cf4c1a9c0c78b1d7e95467cf02682d9c8dc57decbbc53330e6eb2ae0629a4d85"`
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "cf4c1a9c0c78b1d7e95467cf02682d9c8dc57decbbc53330e6eb2ae0629a4d85"`
[INFO] running `"docker" "rm" "-f" "cf4c1a9c0c78b1d7e95467cf02682d9c8dc57decbbc53330e6eb2ae0629a4d85"`
[INFO] [stdout] cf4c1a9c0c78b1d7e95467cf02682d9c8dc57decbbc53330e6eb2ae0629a4d85
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3d416c02777a9525a706b479cc5dcc1a4b19a9f3b962a2e1cc60015e06fcaff1
[INFO] running `"docker" "start" "-a" "3d416c02777a9525a706b479cc5dcc1a4b19a9f3b962a2e1cc60015e06fcaff1"`
[INFO] [stderr]    Compiling dangerous_option v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "3d416c02777a9525a706b479cc5dcc1a4b19a9f3b962a2e1cc60015e06fcaff1"`
[INFO] running `"docker" "rm" "-f" "3d416c02777a9525a706b479cc5dcc1a4b19a9f3b962a2e1cc60015e06fcaff1"`
[INFO] [stdout] 3d416c02777a9525a706b479cc5dcc1a4b19a9f3b962a2e1cc60015e06fcaff1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b8533e4635c02cf81f25e3dbdeb6e4fa722bc061139ef5f966114c3beebdda82
[INFO] running `"docker" "start" "-a" "b8533e4635c02cf81f25e3dbdeb6e4fa722bc061139ef5f966114c3beebdda82"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dangerous_option-d6fbcd6dd3a8d8bb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::success ... ok
[INFO] [stdout] test tests::panic1 ... ok
[INFO] [stdout] test tests::panic2 ... ok
[INFO] [stdout] test tests::panic3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dangerous_option
[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" "b8533e4635c02cf81f25e3dbdeb6e4fa722bc061139ef5f966114c3beebdda82"`
[INFO] running `"docker" "rm" "-f" "b8533e4635c02cf81f25e3dbdeb6e4fa722bc061139ef5f966114c3beebdda82"`
[INFO] [stdout] b8533e4635c02cf81f25e3dbdeb6e4fa722bc061139ef5f966114c3beebdda82