[INFO] updating cached repository https://github.com/massih/rust_book
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d158ebbce8c69207e137df888b413f4e8c385595
[INFO] testing massih/rust_book against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmassih%2Frust_book" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/massih/rust_book 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 git repo https://github.com/massih/rust_book
[INFO] finished tweaking git repo https://github.com/massih/rust_book
[INFO] tweaked toml for git repo https://github.com/massih/rust_book written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/massih/rust_book already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] b6937c3fe1027990cef6b84b40c63a8488c3caf977f0cbf52dc9be2716bba3f9
[INFO] running `"docker" "start" "-a" "b6937c3fe1027990cef6b84b40c63a8488c3caf977f0cbf52dc9be2716bba3f9"`
[INFO] [stderr]    Compiling rust1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "b6937c3fe1027990cef6b84b40c63a8488c3caf977f0cbf52dc9be2716bba3f9"`
[INFO] running `"docker" "rm" "-f" "b6937c3fe1027990cef6b84b40c63a8488c3caf977f0cbf52dc9be2716bba3f9"`
[INFO] [stdout] b6937c3fe1027990cef6b84b40c63a8488c3caf977f0cbf52dc9be2716bba3f9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 4803a37e6eb3f3928c9bb330f452a82dca7a7218d43ed1ce57e8aca1371b5dea
[INFO] running `"docker" "start" "-a" "4803a37e6eb3f3928c9bb330f452a82dca7a7218d43ed1ce57e8aca1371b5dea"`
[INFO] [stderr]    Compiling rust1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "4803a37e6eb3f3928c9bb330f452a82dca7a7218d43ed1ce57e8aca1371b5dea"`
[INFO] running `"docker" "rm" "-f" "4803a37e6eb3f3928c9bb330f452a82dca7a7218d43ed1ce57e8aca1371b5dea"`
[INFO] [stdout] 4803a37e6eb3f3928c9bb330f452a82dca7a7218d43ed1ce57e8aca1371b5dea
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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] 03da66a191cf48c914663e8da4333a2a24e35f5783c5cf18b3eecf0394c77c94
[INFO] running `"docker" "start" "-a" "03da66a191cf48c914663e8da4333a2a24e35f5783c5cf18b3eecf0394c77c94"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust1-ea3df60f359ef1cc
[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" "03da66a191cf48c914663e8da4333a2a24e35f5783c5cf18b3eecf0394c77c94"`
[INFO] running `"docker" "rm" "-f" "03da66a191cf48c914663e8da4333a2a24e35f5783c5cf18b3eecf0394c77c94"`
[INFO] [stdout] 03da66a191cf48c914663e8da4333a2a24e35f5783c5cf18b3eecf0394c77c94