[INFO] cloning repository https://github.com/HamaguRe/sqrt_diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HamaguRe/sqrt_diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Fsqrt_diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Fsqrt_diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb79bc2efc984af226deb6bda461941c6a3bd3fa
[INFO] testing HamaguRe/sqrt_diff against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHamaguRe%2Fsqrt_diff" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HamaguRe/sqrt_diff on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HamaguRe/sqrt_diff
[INFO] finished tweaking git repo https://github.com/HamaguRe/sqrt_diff
[INFO] tweaked toml for git repo https://github.com/HamaguRe/sqrt_diff written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/HamaguRe/sqrt_diff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd1378c40d96f748b6b945fc0e8be10be704eee3697a4fa0a8b5061d01b5da75
[INFO] running `Command { std: "docker" "start" "-a" "bd1378c40d96f748b6b945fc0e8be10be704eee3697a4fa0a8b5061d01b5da75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd1378c40d96f748b6b945fc0e8be10be704eee3697a4fa0a8b5061d01b5da75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1378c40d96f748b6b945fc0e8be10be704eee3697a4fa0a8b5061d01b5da75", kill_on_drop: false }`
[INFO] [stdout] bd1378c40d96f748b6b945fc0e8be10be704eee3697a4fa0a8b5061d01b5da75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 632e1415983cfbb6070092d54b8aacc072b217678b5e0411995102f951b051dc
[INFO] running `Command { std: "docker" "start" "-a" "632e1415983cfbb6070092d54b8aacc072b217678b5e0411995102f951b051dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling sqrt_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "632e1415983cfbb6070092d54b8aacc072b217678b5e0411995102f951b051dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632e1415983cfbb6070092d54b8aacc072b217678b5e0411995102f951b051dc", kill_on_drop: false }`
[INFO] [stdout] 632e1415983cfbb6070092d54b8aacc072b217678b5e0411995102f951b051dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4beb3e3f4b9650638bf5fe8e42b032780533c6c5484dcbe6a385f3436fa44d4
[INFO] running `Command { std: "docker" "start" "-a" "f4beb3e3f4b9650638bf5fe8e42b032780533c6c5484dcbe6a385f3436fa44d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling sqrt_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f4beb3e3f4b9650638bf5fe8e42b032780533c6c5484dcbe6a385f3436fa44d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4beb3e3f4b9650638bf5fe8e42b032780533c6c5484dcbe6a385f3436fa44d4", kill_on_drop: false }`
[INFO] [stdout] f4beb3e3f4b9650638bf5fe8e42b032780533c6c5484dcbe6a385f3436fa44d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 118c2e2dccddcf0fd6cc75ce9c5c770b1066e1abb9a9ddfe546967b3f5a12731
[INFO] running `Command { std: "docker" "start" "-a" "118c2e2dccddcf0fd6cc75ce9c5c770b1066e1abb9a9ddfe546967b3f5a12731", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sqrt_diff-c85deeb39c628720)
[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" "118c2e2dccddcf0fd6cc75ce9c5c770b1066e1abb9a9ddfe546967b3f5a12731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118c2e2dccddcf0fd6cc75ce9c5c770b1066e1abb9a9ddfe546967b3f5a12731", kill_on_drop: false }`
[INFO] [stdout] 118c2e2dccddcf0fd6cc75ce9c5c770b1066e1abb9a9ddfe546967b3f5a12731