[INFO] updating cached repository msikma/readc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/msikma/readc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/msikma/readc" "work/ex/beta-1.38-1/sources/1.37.0/gh/msikma/readc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/msikma/readc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/msikma/readc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 783c49505711fc5e559740bd6b78265036ac0ecd
[INFO] sha for GitHub repo msikma/readc: 783c49505711fc5e559740bd6b78265036ac0ecd
[INFO] validating manifest of msikma/readc 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 msikma/readc 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 msikma/readc
[INFO] finished frobbing msikma/readc
[INFO] frobbed toml for msikma/readc written to work/ex/beta-1.38-1/sources/1.37.0/gh/msikma/readc/Cargo.toml
[INFO] started frobbing msikma/readc
[INFO] finished frobbing msikma/readc
[INFO] frobbed toml for msikma/readc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc/Cargo.toml
[INFO] crate msikma/readc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/msikma/readc/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 msikma/readc against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5674675914c2f9c1496b1cbd649afb86d0a6c12a7bc45f66f9b960edbce58cb0
[INFO] running `"docker" "start" "-a" "5674675914c2f9c1496b1cbd649afb86d0a6c12a7bc45f66f9b960edbce58cb0"`
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling readc v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `"docker" "inspect" "5674675914c2f9c1496b1cbd649afb86d0a6c12a7bc45f66f9b960edbce58cb0"`
[INFO] running `"docker" "rm" "-f" "5674675914c2f9c1496b1cbd649afb86d0a6c12a7bc45f66f9b960edbce58cb0"`
[INFO] [stdout] 5674675914c2f9c1496b1cbd649afb86d0a6c12a7bc45f66f9b960edbce58cb0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4940b61c75ce73aea9df56cfcd42b7c7e1ba7120abfde6b9db6d6f38be61df5e
[INFO] running `"docker" "start" "-a" "4940b61c75ce73aea9df56cfcd42b7c7e1ba7120abfde6b9db6d6f38be61df5e"`
[INFO] [stderr]    Compiling readc v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "4940b61c75ce73aea9df56cfcd42b7c7e1ba7120abfde6b9db6d6f38be61df5e"`
[INFO] running `"docker" "rm" "-f" "4940b61c75ce73aea9df56cfcd42b7c7e1ba7120abfde6b9db6d6f38be61df5e"`
[INFO] [stdout] 4940b61c75ce73aea9df56cfcd42b7c7e1ba7120abfde6b9db6d6f38be61df5e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/msikma/readc:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3e734efb4a852de27392313b1335a5a91cc052d0c91f9f67b0ac79de91c965a2
[INFO] running `"docker" "start" "-a" "3e734efb4a852de27392313b1335a5a91cc052d0c91f9f67b0ac79de91c965a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/readc-76a210e5823d855e
[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" "3e734efb4a852de27392313b1335a5a91cc052d0c91f9f67b0ac79de91c965a2"`
[INFO] running `"docker" "rm" "-f" "3e734efb4a852de27392313b1335a5a91cc052d0c91f9f67b0ac79de91c965a2"`
[INFO] [stdout] 3e734efb4a852de27392313b1335a5a91cc052d0c91f9f67b0ac79de91c965a2