[INFO] cloning repository https://github.com/starquake/guesser-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/starquake/guesser-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarquake%2Fguesser-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarquake%2Fguesser-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a51719a1da4536566eb3cf85ccc1a7d65b961b0e
[INFO] testing starquake/guesser-rs against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstarquake%2Fguesser-rs" "/workspace/builds/worker-70/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-70/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/starquake/guesser-rs on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/starquake/guesser-rs
[INFO] finished tweaking git repo https://github.com/starquake/guesser-rs
[INFO] tweaked toml for git repo https://github.com/starquake/guesser-rs written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] crate git repo https://github.com/starquake/guesser-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0e031133ca622ba12a3328cf38c400e778993fc7e1df2ec4b6c2664ea94d225
[INFO] running `Command { std: "docker" "start" "-a" "a0e031133ca622ba12a3328cf38c400e778993fc7e1df2ec4b6c2664ea94d225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e031133ca622ba12a3328cf38c400e778993fc7e1df2ec4b6c2664ea94d225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e031133ca622ba12a3328cf38c400e778993fc7e1df2ec4b6c2664ea94d225", kill_on_drop: false }`
[INFO] [stdout] a0e031133ca622ba12a3328cf38c400e778993fc7e1df2ec4b6c2664ea94d225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a3f3eb1a04b2e28640f094fa82e95e536617aefe84357d715c88753db6a53f6
[INFO] running `Command { std: "docker" "start" "-a" "1a3f3eb1a04b2e28640f094fa82e95e536617aefe84357d715c88753db6a53f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guesser-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "1a3f3eb1a04b2e28640f094fa82e95e536617aefe84357d715c88753db6a53f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3f3eb1a04b2e28640f094fa82e95e536617aefe84357d715c88753db6a53f6", kill_on_drop: false }`
[INFO] [stdout] 1a3f3eb1a04b2e28640f094fa82e95e536617aefe84357d715c88753db6a53f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90c76a7fc0c9a5035d60fb6b5fa98426dca1b75d55e16c4bca9497c954745905
[INFO] running `Command { std: "docker" "start" "-a" "90c76a7fc0c9a5035d60fb6b5fa98426dca1b75d55e16c4bca9497c954745905", kill_on_drop: false }`
[INFO] [stderr]    Compiling guesser-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "90c76a7fc0c9a5035d60fb6b5fa98426dca1b75d55e16c4bca9497c954745905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c76a7fc0c9a5035d60fb6b5fa98426dca1b75d55e16c4bca9497c954745905", kill_on_drop: false }`
[INFO] [stdout] 90c76a7fc0c9a5035d60fb6b5fa98426dca1b75d55e16c4bca9497c954745905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a72885bdfe2b5c91ce0cf23ffa14210dc8830d2ddadc26a64b9b372ce1b875ab
[INFO] running `Command { std: "docker" "start" "-a" "a72885bdfe2b5c91ce0cf23ffa14210dc8830d2ddadc26a64b9b372ce1b875ab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guesser_rs-1b8ba33d83cbe119)
[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" "a72885bdfe2b5c91ce0cf23ffa14210dc8830d2ddadc26a64b9b372ce1b875ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72885bdfe2b5c91ce0cf23ffa14210dc8830d2ddadc26a64b9b372ce1b875ab", kill_on_drop: false }`
[INFO] [stdout] a72885bdfe2b5c91ce0cf23ffa14210dc8830d2ddadc26a64b9b372ce1b875ab