[INFO] cloning repository https://github.com/skade/mailbox-konstanz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skade/mailbox-konstanz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fmailbox-konstanz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fmailbox-konstanz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64541b0b572eb5d7bc47ee3cd9340d7fca74fd01
[INFO] testing skade/mailbox-konstanz against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fmailbox-konstanz" "/workspace/builds/worker-96/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-96/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skade/mailbox-konstanz on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-96/source/Cargo.toml
[INFO] crate git repo https://github.com/skade/mailbox-konstanz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab1ec68cf9bb1483c4e5534979fa746b3d9c19b84244db1173e9db4c2f70228c
[INFO] running `Command { std: "docker" "start" "-a" "ab1ec68cf9bb1483c4e5534979fa746b3d9c19b84244db1173e9db4c2f70228c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab1ec68cf9bb1483c4e5534979fa746b3d9c19b84244db1173e9db4c2f70228c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1ec68cf9bb1483c4e5534979fa746b3d9c19b84244db1173e9db4c2f70228c", kill_on_drop: false }`
[INFO] [stdout] ab1ec68cf9bb1483c4e5534979fa746b3d9c19b84244db1173e9db4c2f70228c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1cf278f1682eddb40b285591572224f53d3bf2a35abde539dcb8f11f9b691f5
[INFO] running `Command { std: "docker" "start" "-a" "e1cf278f1682eddb40b285591572224f53d3bf2a35abde539dcb8f11f9b691f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mailbox v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "e1cf278f1682eddb40b285591572224f53d3bf2a35abde539dcb8f11f9b691f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1cf278f1682eddb40b285591572224f53d3bf2a35abde539dcb8f11f9b691f5", kill_on_drop: false }`
[INFO] [stdout] e1cf278f1682eddb40b285591572224f53d3bf2a35abde539dcb8f11f9b691f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc86895c96e417291ceaf5a013d538836753caf7cdabdae35e9536bd9be40cbc
[INFO] running `Command { std: "docker" "start" "-a" "bc86895c96e417291ceaf5a013d538836753caf7cdabdae35e9536bd9be40cbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mailbox v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "bc86895c96e417291ceaf5a013d538836753caf7cdabdae35e9536bd9be40cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc86895c96e417291ceaf5a013d538836753caf7cdabdae35e9536bd9be40cbc", kill_on_drop: false }`
[INFO] [stdout] bc86895c96e417291ceaf5a013d538836753caf7cdabdae35e9536bd9be40cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ccf6cdf41b5c82391c1bf57b54daecaff5b4f4dd72edafc7020157fed90df581
[INFO] running `Command { std: "docker" "start" "-a" "ccf6cdf41b5c82391c1bf57b54daecaff5b4f4dd72edafc7020157fed90df581", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mailbox-97331ac6ce33cbb3)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ccf6cdf41b5c82391c1bf57b54daecaff5b4f4dd72edafc7020157fed90df581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf6cdf41b5c82391c1bf57b54daecaff5b4f4dd72edafc7020157fed90df581", kill_on_drop: false }`
[INFO] [stdout] ccf6cdf41b5c82391c1bf57b54daecaff5b4f4dd72edafc7020157fed90df581