[INFO] updating cached repository https://github.com/PunKeel/helloworld
[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] f43f78d4b56e1d50c057bc141c71da5f0e59cd72
[INFO] testing PunKeel/helloworld against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunKeel%2Fhelloworld" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PunKeel/helloworld on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/PunKeel/helloworld
[INFO] finished tweaking git repo https://github.com/PunKeel/helloworld
[INFO] tweaked toml for git repo https://github.com/PunKeel/helloworld written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/PunKeel/helloworld already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ec7ee36f95041796e0dcf5b0ac7f4c4d86d4b148fd7f583a9741afbe9bcb0f4d
[INFO] running `"docker" "start" "-a" "ec7ee36f95041796e0dcf5b0ac7f4c4d86d4b148fd7f583a9741afbe9bcb0f4d"`
[INFO] [stderr]    Compiling mc-varint v0.1.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rusthello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `"docker" "inspect" "ec7ee36f95041796e0dcf5b0ac7f4c4d86d4b148fd7f583a9741afbe9bcb0f4d"`
[INFO] running `"docker" "rm" "-f" "ec7ee36f95041796e0dcf5b0ac7f4c4d86d4b148fd7f583a9741afbe9bcb0f4d"`
[INFO] [stdout] ec7ee36f95041796e0dcf5b0ac7f4c4d86d4b148fd7f583a9741afbe9bcb0f4d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6dce8071486c93e35c8c3bb25ce625ea24696cf94e82add107475cfe394a5401
[INFO] running `"docker" "start" "-a" "6dce8071486c93e35c8c3bb25ce625ea24696cf94e82add107475cfe394a5401"`
[INFO] [stderr]    Compiling rusthello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "6dce8071486c93e35c8c3bb25ce625ea24696cf94e82add107475cfe394a5401"`
[INFO] running `"docker" "rm" "-f" "6dce8071486c93e35c8c3bb25ce625ea24696cf94e82add107475cfe394a5401"`
[INFO] [stdout] 6dce8071486c93e35c8c3bb25ce625ea24696cf94e82add107475cfe394a5401
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] d0813312dfabcc27cc5d02e9be6cd4588b711e5359551fb8f6b70d35c733af96
[INFO] running `"docker" "start" "-a" "d0813312dfabcc27cc5d02e9be6cd4588b711e5359551fb8f6b70d35c733af96"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusthello-73968cbaab3017e4
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusthello-8adae98a0c8c34f9
[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] [stdout] 
[INFO] [stderr]    Doc-tests rusthello
[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" "d0813312dfabcc27cc5d02e9be6cd4588b711e5359551fb8f6b70d35c733af96"`
[INFO] running `"docker" "rm" "-f" "d0813312dfabcc27cc5d02e9be6cd4588b711e5359551fb8f6b70d35c733af96"`
[INFO] [stdout] d0813312dfabcc27cc5d02e9be6cd4588b711e5359551fb8f6b70d35c733af96