[INFO] cloning repository https://github.com/LarryRuane/rust-permutation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LarryRuane/rust-permutation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a86acd739174696fa9c5aa28f4c06e7106c079f
[INFO] testing LarryRuane/rust-permutation against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryRuane%2Frust-permutation" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LarryRuane/rust-permutation on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LarryRuane/rust-permutation
[INFO] finished tweaking git repo https://github.com/LarryRuane/rust-permutation
[INFO] tweaked toml for git repo https://github.com/LarryRuane/rust-permutation written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/LarryRuane/rust-permutation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17d99744b10796217d8ca1bc6974461729001daaefe7b7fb6fb258d0720f728b
[INFO] running `Command { std: "docker" "start" "-a" "17d99744b10796217d8ca1bc6974461729001daaefe7b7fb6fb258d0720f728b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17d99744b10796217d8ca1bc6974461729001daaefe7b7fb6fb258d0720f728b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d99744b10796217d8ca1bc6974461729001daaefe7b7fb6fb258d0720f728b", kill_on_drop: false }`
[INFO] [stdout] 17d99744b10796217d8ca1bc6974461729001daaefe7b7fb6fb258d0720f728b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce58bc4b516a9f3fcee05a82e1a2c4295d07a88f58441997c305915f785b92ff
[INFO] running `Command { std: "docker" "start" "-a" "ce58bc4b516a9f3fcee05a82e1a2c4295d07a88f58441997c305915f785b92ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling rand v0.5.2
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.31s
[INFO] running `Command { std: "docker" "inspect" "ce58bc4b516a9f3fcee05a82e1a2c4295d07a88f58441997c305915f785b92ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce58bc4b516a9f3fcee05a82e1a2c4295d07a88f58441997c305915f785b92ff", kill_on_drop: false }`
[INFO] [stdout] ce58bc4b516a9f3fcee05a82e1a2c4295d07a88f58441997c305915f785b92ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0eaf556bd9b9bab6789b00e3437904ac8e9d936ce9a1be7beaf008c56146413
[INFO] running `Command { std: "docker" "start" "-a" "f0eaf556bd9b9bab6789b00e3437904ac8e9d936ce9a1be7beaf008c56146413", kill_on_drop: false }`
[INFO] [stderr]    Compiling perm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f0eaf556bd9b9bab6789b00e3437904ac8e9d936ce9a1be7beaf008c56146413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0eaf556bd9b9bab6789b00e3437904ac8e9d936ce9a1be7beaf008c56146413", kill_on_drop: false }`
[INFO] [stdout] f0eaf556bd9b9bab6789b00e3437904ac8e9d936ce9a1be7beaf008c56146413
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f7a8a11a0a0808ee450519c9e0c97da6f1f3574d338f85c954aee48af3c2941
[INFO] running `Command { std: "docker" "start" "-a" "9f7a8a11a0a0808ee450519c9e0c97da6f1f3574d338f85c954aee48af3c2941", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/perm-87484876a951c7f0)
[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" "9f7a8a11a0a0808ee450519c9e0c97da6f1f3574d338f85c954aee48af3c2941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7a8a11a0a0808ee450519c9e0c97da6f1f3574d338f85c954aee48af3c2941", kill_on_drop: false }`
[INFO] [stdout] 9f7a8a11a0a0808ee450519c9e0c97da6f1f3574d338f85c954aee48af3c2941