[INFO] updating cached repository https://github.com/khml/rust-practice
[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] [stderr] From https://github.com/khml/rust-practice
[INFO] [stderr]  - [deleted]         (none)     -> fmt
[INFO] [stderr]  - [deleted]         (none)     -> git-ignore
[INFO] [stderr]    5cd9233..18a89a5  develop    -> develop
[INFO] [stderr]    3c49001..08f0a91  master     -> master
[INFO] [stderr]  * [new branch]      sammoku    -> sammoku
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08f0a91020da26ee91c75ccde0a196b0cdeff32e
[INFO] testing khml/rust-practice against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhml%2Frust-practice" "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/khml/rust-practice 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/khml/rust-practice
[INFO] finished tweaking git repo https://github.com/khml/rust-practice
[INFO] tweaked toml for git repo https://github.com/khml/rust-practice written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/khml/rust-practice 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] 831a0e1bf8e882f1d31d196e86f7662b1379636ddca7ea6fd1df5ba90ac2e18a
[INFO] running `"docker" "start" "-a" "831a0e1bf8e882f1d31d196e86f7662b1379636ddca7ea6fd1df5ba90ac2e18a"`
[INFO] [stderr]    Compiling rust_learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `"docker" "inspect" "831a0e1bf8e882f1d31d196e86f7662b1379636ddca7ea6fd1df5ba90ac2e18a"`
[INFO] running `"docker" "rm" "-f" "831a0e1bf8e882f1d31d196e86f7662b1379636ddca7ea6fd1df5ba90ac2e18a"`
[INFO] [stdout] 831a0e1bf8e882f1d31d196e86f7662b1379636ddca7ea6fd1df5ba90ac2e18a
[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] b1ebe83850524e9eafa79b709729ab868e2424f327a308ec2efddf6d991995f0
[INFO] running `"docker" "start" "-a" "b1ebe83850524e9eafa79b709729ab868e2424f327a308ec2efddf6d991995f0"`
[INFO] [stderr]    Compiling rust_learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "b1ebe83850524e9eafa79b709729ab868e2424f327a308ec2efddf6d991995f0"`
[INFO] running `"docker" "rm" "-f" "b1ebe83850524e9eafa79b709729ab868e2424f327a308ec2efddf6d991995f0"`
[INFO] [stdout] b1ebe83850524e9eafa79b709729ab868e2424f327a308ec2efddf6d991995f0
[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] fa1817353b71320d8e99f13347383ba473921f90ff386f2db512f7a55768b8e9
[INFO] running `"docker" "start" "-a" "fa1817353b71320d8e99f13347383ba473921f90ff386f2db512f7a55768b8e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_learn-d459badda7507d0b
[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" "fa1817353b71320d8e99f13347383ba473921f90ff386f2db512f7a55768b8e9"`
[INFO] running `"docker" "rm" "-f" "fa1817353b71320d8e99f13347383ba473921f90ff386f2db512f7a55768b8e9"`
[INFO] [stdout] fa1817353b71320d8e99f13347383ba473921f90ff386f2db512f7a55768b8e9