[INFO] cloning repository https://github.com/khinch/rust-sieve_of_eratosthenes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khinch/rust-sieve_of_eratosthenes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhinch%2Frust-sieve_of_eratosthenes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhinch%2Frust-sieve_of_eratosthenes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c8c4668dc2dc7cb4d9618b0a29ca45ba776fff8
[INFO] testing khinch/rust-sieve_of_eratosthenes against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhinch%2Frust-sieve_of_eratosthenes" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khinch/rust-sieve_of_eratosthenes 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/khinch/rust-sieve_of_eratosthenes
[INFO] finished tweaking git repo https://github.com/khinch/rust-sieve_of_eratosthenes
[INFO] tweaked toml for git repo https://github.com/khinch/rust-sieve_of_eratosthenes written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/khinch/rust-sieve_of_eratosthenes 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9a855822a89b2d38d9d70911a7840597d0b775210317b2cb119771c008593391
[INFO] running `Command { std: "docker" "start" "-a" "9a855822a89b2d38d9d70911a7840597d0b775210317b2cb119771c008593391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a855822a89b2d38d9d70911a7840597d0b775210317b2cb119771c008593391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a855822a89b2d38d9d70911a7840597d0b775210317b2cb119771c008593391", kill_on_drop: false }`
[INFO] [stdout] 9a855822a89b2d38d9d70911a7840597d0b775210317b2cb119771c008593391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d832481223d766c4f70d5ebd31420be9188fc7b7a15512be4f34525ff0bd1453
[INFO] running `Command { std: "docker" "start" "-a" "d832481223d766c4f70d5ebd31420be9188fc7b7a15512be4f34525ff0bd1453", kill_on_drop: false }`
[INFO] [stderr]    Compiling sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "d832481223d766c4f70d5ebd31420be9188fc7b7a15512be4f34525ff0bd1453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d832481223d766c4f70d5ebd31420be9188fc7b7a15512be4f34525ff0bd1453", kill_on_drop: false }`
[INFO] [stdout] d832481223d766c4f70d5ebd31420be9188fc7b7a15512be4f34525ff0bd1453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 62eaaa4778ce7445278ac61b42b9ad9b08d6da670265ee0217009cd88a3a1640
[INFO] running `Command { std: "docker" "start" "-a" "62eaaa4778ce7445278ac61b42b9ad9b08d6da670265ee0217009cd88a3a1640", kill_on_drop: false }`
[INFO] [stderr]    Compiling sieve_of_eratosthenes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "62eaaa4778ce7445278ac61b42b9ad9b08d6da670265ee0217009cd88a3a1640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62eaaa4778ce7445278ac61b42b9ad9b08d6da670265ee0217009cd88a3a1640", kill_on_drop: false }`
[INFO] [stdout] 62eaaa4778ce7445278ac61b42b9ad9b08d6da670265ee0217009cd88a3a1640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 79431d15a241f5a98977f9b93b21d2032395e993970844ce9994576374410c69
[INFO] running `Command { std: "docker" "start" "-a" "79431d15a241f5a98977f9b93b21d2032395e993970844ce9994576374410c69", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sieve_of_eratosthenes-5c56c33b27c5c61d)
[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" "79431d15a241f5a98977f9b93b21d2032395e993970844ce9994576374410c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79431d15a241f5a98977f9b93b21d2032395e993970844ce9994576374410c69", kill_on_drop: false }`
[INFO] [stdout] 79431d15a241f5a98977f9b93b21d2032395e993970844ce9994576374410c69