[INFO] cloning repository https://github.com/howeih/Day-20-Linearithmic-multiplication [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-20-Linearithmic-multiplication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-20-Linearithmic-multiplication", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-20-Linearithmic-multiplication'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90776a95e54a5e2a3b0bb10dd1064749484f6588 [INFO] testing howeih/Day-20-Linearithmic-multiplication against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-20-Linearithmic-multiplication" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/howeih/Day-20-Linearithmic-multiplication on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/howeih/Day-20-Linearithmic-multiplication [INFO] finished tweaking git repo https://github.com/howeih/Day-20-Linearithmic-multiplication [INFO] tweaked toml for git repo https://github.com/howeih/Day-20-Linearithmic-multiplication written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/howeih/Day-20-Linearithmic-multiplication already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bbfd090a337a2650390a3254dba7d93e12d83928da59120d6800d61868e5a56 [INFO] running `Command { std: "docker" "start" "-a" "7bbfd090a337a2650390a3254dba7d93e12d83928da59120d6800d61868e5a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bbfd090a337a2650390a3254dba7d93e12d83928da59120d6800d61868e5a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bbfd090a337a2650390a3254dba7d93e12d83928da59120d6800d61868e5a56", kill_on_drop: false }` [INFO] [stdout] 7bbfd090a337a2650390a3254dba7d93e12d83928da59120d6800d61868e5a56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60182a00b3f745326d4fc8c187b8b72af6278e5ded41c55a940eca6cdc91b0f0 [INFO] running `Command { std: "docker" "start" "-a" "60182a00b3f745326d4fc8c187b8b72af6278e5ded41c55a940eca6cdc91b0f0", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling rustfft v2.0.0 [INFO] [stderr] Compiling linearithmic_multiplication v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.11s [INFO] running `Command { std: "docker" "inspect" "60182a00b3f745326d4fc8c187b8b72af6278e5ded41c55a940eca6cdc91b0f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60182a00b3f745326d4fc8c187b8b72af6278e5ded41c55a940eca6cdc91b0f0", kill_on_drop: false }` [INFO] [stdout] 60182a00b3f745326d4fc8c187b8b72af6278e5ded41c55a940eca6cdc91b0f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 979aef650c4eecd54b712445f4dcdce564e166c7c829c1dabc5634feb1d8d49b [INFO] running `Command { std: "docker" "start" "-a" "979aef650c4eecd54b712445f4dcdce564e166c7c829c1dabc5634feb1d8d49b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling linearithmic_multiplication v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "979aef650c4eecd54b712445f4dcdce564e166c7c829c1dabc5634feb1d8d49b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "979aef650c4eecd54b712445f4dcdce564e166c7c829c1dabc5634feb1d8d49b", kill_on_drop: false }` [INFO] [stdout] 979aef650c4eecd54b712445f4dcdce564e166c7c829c1dabc5634feb1d8d49b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 24d6c8dc5401fb687e3070a13489c68c52c8aed746f663a1f666563196cdc562 [INFO] running `Command { std: "docker" "start" "-a" "24d6c8dc5401fb687e3070a13489c68c52c8aed746f663a1f666563196cdc562", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.42s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/linearithmic_multiplication-80dc72470d96840d) [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" "24d6c8dc5401fb687e3070a13489c68c52c8aed746f663a1f666563196cdc562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d6c8dc5401fb687e3070a13489c68c52c8aed746f663a1f666563196cdc562", kill_on_drop: false }` [INFO] [stdout] 24d6c8dc5401fb687e3070a13489c68c52c8aed746f663a1f666563196cdc562