[INFO] cloning repository https://github.com/colbyn/pretty-tree-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colbyn/pretty-tree-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolbyn%2Fpretty-tree-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolbyn%2Fpretty-tree-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f302ceba54bcf924111cfb8a94b866b77b37650a
[INFO] checking colbyn/pretty-tree-rs/f302ceba54bcf924111cfb8a94b866b77b37650a against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolbyn%2Fpretty-tree-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colbyn/pretty-tree-rs on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/colbyn/pretty-tree-rs
[INFO] finished tweaking git repo https://github.com/colbyn/pretty-tree-rs
[INFO] tweaked toml for git repo https://github.com/colbyn/pretty-tree-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/colbyn/pretty-tree-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7b58d65b92f1196e34fb97c25b9c15f96a8014ca36c5948ae2bc91f906bfdd0
[INFO] running `Command { std: "docker" "start" "-a" "a7b58d65b92f1196e34fb97c25b9c15f96a8014ca36c5948ae2bc91f906bfdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b58d65b92f1196e34fb97c25b9c15f96a8014ca36c5948ae2bc91f906bfdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b58d65b92f1196e34fb97c25b9c15f96a8014ca36c5948ae2bc91f906bfdd0", kill_on_drop: false }`
[INFO] [stdout] a7b58d65b92f1196e34fb97c25b9c15f96a8014ca36c5948ae2bc91f906bfdd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dd32e3c117bad8fe8317d40b0d956fc23495f227d1141536f5678449cf2107e
[INFO] running `Command { std: "docker" "start" "-a" "5dd32e3c117bad8fe8317d40b0d956fc23495f227d1141536f5678449cf2107e", kill_on_drop: false }`
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking pretty-tree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "5dd32e3c117bad8fe8317d40b0d956fc23495f227d1141536f5678449cf2107e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd32e3c117bad8fe8317d40b0d956fc23495f227d1141536f5678449cf2107e", kill_on_drop: false }`
[INFO] [stdout] 5dd32e3c117bad8fe8317d40b0d956fc23495f227d1141536f5678449cf2107e