[INFO] updating cached repository https://github.com/skade/mailbox-konstanz
[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] 64541b0b572eb5d7bc47ee3cd9340d7fca74fd01
[INFO] testing skade/mailbox-konstanz against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fmailbox-konstanz" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skade/mailbox-konstanz 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/skade/mailbox-konstanz
[INFO] finished tweaking git repo https://github.com/skade/mailbox-konstanz
[INFO] tweaked toml for git repo https://github.com/skade/mailbox-konstanz written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/skade/mailbox-konstanz 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 90d9f3035d90bfe62458bb07fba5c5d77217b076da0009ba0d4aaacabf65f6c1
[INFO] running `"docker" "start" "-a" "90d9f3035d90bfe62458bb07fba5c5d77217b076da0009ba0d4aaacabf65f6c1"`
[INFO] [stderr]    Compiling mailbox v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `"docker" "inspect" "90d9f3035d90bfe62458bb07fba5c5d77217b076da0009ba0d4aaacabf65f6c1"`
[INFO] running `"docker" "rm" "-f" "90d9f3035d90bfe62458bb07fba5c5d77217b076da0009ba0d4aaacabf65f6c1"`
[INFO] [stdout] 90d9f3035d90bfe62458bb07fba5c5d77217b076da0009ba0d4aaacabf65f6c1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 3071393a35b8065f387e46f471382800dd69f14becae307b7e9583c9aa83a213
[INFO] running `"docker" "start" "-a" "3071393a35b8065f387e46f471382800dd69f14becae307b7e9583c9aa83a213"`
[INFO] [stderr]    Compiling mailbox v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `"docker" "inspect" "3071393a35b8065f387e46f471382800dd69f14becae307b7e9583c9aa83a213"`
[INFO] running `"docker" "rm" "-f" "3071393a35b8065f387e46f471382800dd69f14becae307b7e9583c9aa83a213"`
[INFO] [stdout] 3071393a35b8065f387e46f471382800dd69f14becae307b7e9583c9aa83a213
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 8b5a1031aa5a48401600f8c3d4bac5922e8239273bc5f1a7fb27a62e875c54e9
[INFO] running `"docker" "start" "-a" "8b5a1031aa5a48401600f8c3d4bac5922e8239273bc5f1a7fb27a62e875c54e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mailbox-1b9c1b0227d8df7a
[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" "8b5a1031aa5a48401600f8c3d4bac5922e8239273bc5f1a7fb27a62e875c54e9"`
[INFO] running `"docker" "rm" "-f" "8b5a1031aa5a48401600f8c3d4bac5922e8239273bc5f1a7fb27a62e875c54e9"`
[INFO] [stdout] 8b5a1031aa5a48401600f8c3d4bac5922e8239273bc5f1a7fb27a62e875c54e9