[INFO] cloning repository https://github.com/iamparnab/rusty-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamparnab/rusty-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamparnab%2Frusty-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamparnab%2Frusty-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5716d1c1a82a9d2c7a0a2dc7144161b13ec2b21
[INFO] testing iamparnab/rusty-tree against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamparnab%2Frusty-tree" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamparnab/rusty-tree on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iamparnab/rusty-tree
[INFO] finished tweaking git repo https://github.com/iamparnab/rusty-tree
[INFO] tweaked toml for git repo https://github.com/iamparnab/rusty-tree written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/iamparnab/rusty-tree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f4584ab3b9959a9827a44c6521b09de5f217ddbc2484740f638d2661eef4422
[INFO] running `Command { std: "docker" "start" "-a" "9f4584ab3b9959a9827a44c6521b09de5f217ddbc2484740f638d2661eef4422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f4584ab3b9959a9827a44c6521b09de5f217ddbc2484740f638d2661eef4422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f4584ab3b9959a9827a44c6521b09de5f217ddbc2484740f638d2661eef4422", kill_on_drop: false }`
[INFO] [stdout] 9f4584ab3b9959a9827a44c6521b09de5f217ddbc2484740f638d2661eef4422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcab9c485d6a71b49498645ee015a676389b73fdc92fbaff918b206bfb71b996
[INFO] running `Command { std: "docker" "start" "-a" "dcab9c485d6a71b49498645ee015a676389b73fdc92fbaff918b206bfb71b996", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "dcab9c485d6a71b49498645ee015a676389b73fdc92fbaff918b206bfb71b996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcab9c485d6a71b49498645ee015a676389b73fdc92fbaff918b206bfb71b996", kill_on_drop: false }`
[INFO] [stdout] dcab9c485d6a71b49498645ee015a676389b73fdc92fbaff918b206bfb71b996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f85e7117e79c4473f20f0d2b6eeb0dfc25944ecb804fc2ec0cff7bd79fea3cc
[INFO] running `Command { std: "docker" "start" "-a" "4f85e7117e79c4473f20f0d2b6eeb0dfc25944ecb804fc2ec0cff7bd79fea3cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "4f85e7117e79c4473f20f0d2b6eeb0dfc25944ecb804fc2ec0cff7bd79fea3cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f85e7117e79c4473f20f0d2b6eeb0dfc25944ecb804fc2ec0cff7bd79fea3cc", kill_on_drop: false }`
[INFO] [stdout] 4f85e7117e79c4473f20f0d2b6eeb0dfc25944ecb804fc2ec0cff7bd79fea3cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c96dc8c2b9b903adcc82d20320ae1746894f3e8517062be71ae8dfd749fc4c52
[INFO] running `Command { std: "docker" "start" "-a" "c96dc8c2b9b903adcc82d20320ae1746894f3e8517062be71ae8dfd749fc4c52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree-c8ec0c37371c814b)
[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" "c96dc8c2b9b903adcc82d20320ae1746894f3e8517062be71ae8dfd749fc4c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96dc8c2b9b903adcc82d20320ae1746894f3e8517062be71ae8dfd749fc4c52", kill_on_drop: false }`
[INFO] [stdout] c96dc8c2b9b903adcc82d20320ae1746894f3e8517062be71ae8dfd749fc4c52