[INFO] cloning repository https://github.com/brunoshiroma/benchtool-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brunoshiroma/benchtool-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunoshiroma%2Fbenchtool-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunoshiroma%2Fbenchtool-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 840f43fb96dcbe2d8a705630294ddbd7a6817e51
[INFO] testing brunoshiroma/benchtool-rust against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrunoshiroma%2Fbenchtool-rust" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brunoshiroma/benchtool-rust 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/brunoshiroma/benchtool-rust
[INFO] finished tweaking git repo https://github.com/brunoshiroma/benchtool-rust
[INFO] tweaked toml for git repo https://github.com/brunoshiroma/benchtool-rust written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/brunoshiroma/benchtool-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 3efc25855ffa24239abc35401d9ccd1cb1ab5bc68b1ed9ba7dbbac09639467a4
[INFO] running `Command { std: "docker" "start" "-a" "3efc25855ffa24239abc35401d9ccd1cb1ab5bc68b1ed9ba7dbbac09639467a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3efc25855ffa24239abc35401d9ccd1cb1ab5bc68b1ed9ba7dbbac09639467a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efc25855ffa24239abc35401d9ccd1cb1ab5bc68b1ed9ba7dbbac09639467a4", kill_on_drop: false }`
[INFO] [stdout] 3efc25855ffa24239abc35401d9ccd1cb1ab5bc68b1ed9ba7dbbac09639467a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] 09a39bb459522fa1d2e0bf96a2d5af65ccef12c07906eda3e162b72c32f0fa72
[INFO] running `Command { std: "docker" "start" "-a" "09a39bb459522fa1d2e0bf96a2d5af65ccef12c07906eda3e162b72c32f0fa72", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling benchtool-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "09a39bb459522fa1d2e0bf96a2d5af65ccef12c07906eda3e162b72c32f0fa72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a39bb459522fa1d2e0bf96a2d5af65ccef12c07906eda3e162b72c32f0fa72", kill_on_drop: false }`
[INFO] [stdout] 09a39bb459522fa1d2e0bf96a2d5af65ccef12c07906eda3e162b72c32f0fa72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] d3163e8dc0c91e914a63988a3c80fd82d308c6bb55a5c3df35b3d5e5caa9bd20
[INFO] running `Command { std: "docker" "start" "-a" "d3163e8dc0c91e914a63988a3c80fd82d308c6bb55a5c3df35b3d5e5caa9bd20", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling benchtool-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "d3163e8dc0c91e914a63988a3c80fd82d308c6bb55a5c3df35b3d5e5caa9bd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3163e8dc0c91e914a63988a3c80fd82d308c6bb55a5c3df35b3d5e5caa9bd20", kill_on_drop: false }`
[INFO] [stdout] d3163e8dc0c91e914a63988a3c80fd82d308c6bb55a5c3df35b3d5e5caa9bd20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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] f108b8ab74e889fa96688e164049379add8bf432b8f55726ba1c5876c3cb6b8a
[INFO] running `Command { std: "docker" "start" "-a" "f108b8ab74e889fa96688e164049379add8bf432b8f55726ba1c5876c3cb6b8a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchtoolrust-70c9cc274b1a1296)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchtool_rust-2156234d47f53e8a)
[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] [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" "f108b8ab74e889fa96688e164049379add8bf432b8f55726ba1c5876c3cb6b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f108b8ab74e889fa96688e164049379add8bf432b8f55726ba1c5876c3cb6b8a", kill_on_drop: false }`
[INFO] [stdout] f108b8ab74e889fa96688e164049379add8bf432b8f55726ba1c5876c3cb6b8a