[INFO] cloning repository https://github.com/edunham/python-rust-ffi-timing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edunham/python-rust-ffi-timing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedunham%2Fpython-rust-ffi-timing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedunham%2Fpython-rust-ffi-timing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6761647b2c82ead1d37809f308d8c026fd4b6057
[INFO] testing edunham/python-rust-ffi-timing against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedunham%2Fpython-rust-ffi-timing" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edunham/python-rust-ffi-timing 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/edunham/python-rust-ffi-timing
[INFO] finished tweaking git repo https://github.com/edunham/python-rust-ffi-timing
[INFO] tweaked toml for git repo https://github.com/edunham/python-rust-ffi-timing written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/edunham/python-rust-ffi-timing 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] db39d5dccb9d83a4bec7215f41a1fc7a8799b76b81c20673475fbcbade1fceeb
[INFO] running `Command { std: "docker" "start" "-a" "db39d5dccb9d83a4bec7215f41a1fc7a8799b76b81c20673475fbcbade1fceeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db39d5dccb9d83a4bec7215f41a1fc7a8799b76b81c20673475fbcbade1fceeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db39d5dccb9d83a4bec7215f41a1fc7a8799b76b81c20673475fbcbade1fceeb", kill_on_drop: false }`
[INFO] [stdout] db39d5dccb9d83a4bec7215f41a1fc7a8799b76b81c20673475fbcbade1fceeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ea00b2858c90e32ee9bfff91c49d5013f76a5a6829b3a8a73004b9906073ceff
[INFO] running `Command { std: "docker" "start" "-a" "ea00b2858c90e32ee9bfff91c49d5013f76a5a6829b3a8a73004b9906073ceff", kill_on_drop: false }`
[INFO] [stderr]    Compiling lucky-digit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ea00b2858c90e32ee9bfff91c49d5013f76a5a6829b3a8a73004b9906073ceff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea00b2858c90e32ee9bfff91c49d5013f76a5a6829b3a8a73004b9906073ceff", kill_on_drop: false }`
[INFO] [stdout] ea00b2858c90e32ee9bfff91c49d5013f76a5a6829b3a8a73004b9906073ceff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 54c8728d29f25e6d5fd96ebdaf7ca7db737f1c89addf2cd90be951a4d528e4dc
[INFO] running `Command { std: "docker" "start" "-a" "54c8728d29f25e6d5fd96ebdaf7ca7db737f1c89addf2cd90be951a4d528e4dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling lucky-digit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "54c8728d29f25e6d5fd96ebdaf7ca7db737f1c89addf2cd90be951a4d528e4dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c8728d29f25e6d5fd96ebdaf7ca7db737f1c89addf2cd90be951a4d528e4dc", kill_on_drop: false }`
[INFO] [stdout] 54c8728d29f25e6d5fd96ebdaf7ca7db737f1c89addf2cd90be951a4d528e4dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d2ad3a9edf4af6f067a864c9e78add90aa305132c417a70ca2f8322086197cdf
[INFO] running `Command { std: "docker" "start" "-a" "d2ad3a9edf4af6f067a864c9e78add90aa305132c417a70ca2f8322086197cdf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sum_up-afdce695b6e4d034)
[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" "d2ad3a9edf4af6f067a864c9e78add90aa305132c417a70ca2f8322086197cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ad3a9edf4af6f067a864c9e78add90aa305132c417a70ca2f8322086197cdf", kill_on_drop: false }`
[INFO] [stdout] d2ad3a9edf4af6f067a864c9e78add90aa305132c417a70ca2f8322086197cdf