[INFO] cloning repository https://github.com/Alexnortung/pi-digits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexnortung/pi-digits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexnortung%2Fpi-digits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexnortung%2Fpi-digits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97e15ec771fed2b5b9ec92651de784c901f7f4bd
[INFO] testing Alexnortung/pi-digits against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexnortung%2Fpi-digits" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexnortung/pi-digits on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexnortung/pi-digits
[INFO] finished tweaking git repo https://github.com/Alexnortung/pi-digits
[INFO] tweaked toml for git repo https://github.com/Alexnortung/pi-digits written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexnortung/pi-digits already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5026ce9f5f953923e8df02ce7d4f960b19b08e01e9e8e1fd55db8007fec2798b
[INFO] running `Command { std: "docker" "start" "-a" "5026ce9f5f953923e8df02ce7d4f960b19b08e01e9e8e1fd55db8007fec2798b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5026ce9f5f953923e8df02ce7d4f960b19b08e01e9e8e1fd55db8007fec2798b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5026ce9f5f953923e8df02ce7d4f960b19b08e01e9e8e1fd55db8007fec2798b", kill_on_drop: false }`
[INFO] [stdout] 5026ce9f5f953923e8df02ce7d4f960b19b08e01e9e8e1fd55db8007fec2798b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08cf2c13cf95293bc672e8580d8d3e455bb4b6fb1b19a5e34bd6311cfe849d7e
[INFO] running `Command { std: "docker" "start" "-a" "08cf2c13cf95293bc672e8580d8d3e455bb4b6fb1b19a5e34bd6311cfe849d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling rug v1.7.0
[INFO] [stderr]    Compiling az v0.3.0
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.2.1
[INFO] [stderr]    Compiling pi-digits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 34s
[INFO] running `Command { std: "docker" "inspect" "08cf2c13cf95293bc672e8580d8d3e455bb4b6fb1b19a5e34bd6311cfe849d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cf2c13cf95293bc672e8580d8d3e455bb4b6fb1b19a5e34bd6311cfe849d7e", kill_on_drop: false }`
[INFO] [stdout] 08cf2c13cf95293bc672e8580d8d3e455bb4b6fb1b19a5e34bd6311cfe849d7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dfb058ea822b7ac31589af9166eb18f5c2b6bbe2f2bb6ad655989f3cba8ab0f
[INFO] running `Command { std: "docker" "start" "-a" "1dfb058ea822b7ac31589af9166eb18f5c2b6bbe2f2bb6ad655989f3cba8ab0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pi-digits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "1dfb058ea822b7ac31589af9166eb18f5c2b6bbe2f2bb6ad655989f3cba8ab0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dfb058ea822b7ac31589af9166eb18f5c2b6bbe2f2bb6ad655989f3cba8ab0f", kill_on_drop: false }`
[INFO] [stdout] 1dfb058ea822b7ac31589af9166eb18f5c2b6bbe2f2bb6ad655989f3cba8ab0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45191d43e498d3461627fc62b70db41438ad609f66fbfc93632ce7f1e11e24a5
[INFO] running `Command { std: "docker" "start" "-a" "45191d43e498d3461627fc62b70db41438ad609f66fbfc93632ce7f1e11e24a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pi_digits-39457a3c3238e162)
[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" "45191d43e498d3461627fc62b70db41438ad609f66fbfc93632ce7f1e11e24a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45191d43e498d3461627fc62b70db41438ad609f66fbfc93632ce7f1e11e24a5", kill_on_drop: false }`
[INFO] [stdout] 45191d43e498d3461627fc62b70db41438ad609f66fbfc93632ce7f1e11e24a5