[INFO] cloning repository https://github.com/fbielejec/exercise-4
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fbielejec/exercise-4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbielejec%2Fexercise-4", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbielejec%2Fexercise-4'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6527adfa0c51b2b1b942982ff0eb15b5cf596478
[INFO] checking fbielejec/exercise-4/6527adfa0c51b2b1b942982ff0eb15b5cf596478 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffbielejec%2Fexercise-4" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fbielejec/exercise-4 on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fbielejec/exercise-4
[INFO] finished tweaking git repo https://github.com/fbielejec/exercise-4
[INFO] tweaked toml for git repo https://github.com/fbielejec/exercise-4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fbielejec/exercise-4 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" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64c2c741f4ba14769d855aa3ce9c8faa7361e8caa01d56540a469cb566b082eb
[INFO] running `Command { std: "docker" "start" "-a" "64c2c741f4ba14769d855aa3ce9c8faa7361e8caa01d56540a469cb566b082eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64c2c741f4ba14769d855aa3ce9c8faa7361e8caa01d56540a469cb566b082eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c2c741f4ba14769d855aa3ce9c8faa7361e8caa01d56540a469cb566b082eb", kill_on_drop: false }`
[INFO] [stdout] 64c2c741f4ba14769d855aa3ce9c8faa7361e8caa01d56540a469cb566b082eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fac3a2f2048fd4747edbfea07e8a898a918c48521d650522f680af11dd999cc3
[INFO] running `Command { std: "docker" "start" "-a" "fac3a2f2048fd4747edbfea07e8a898a918c48521d650522f680af11dd999cc3", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "fac3a2f2048fd4747edbfea07e8a898a918c48521d650522f680af11dd999cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac3a2f2048fd4747edbfea07e8a898a918c48521d650522f680af11dd999cc3", kill_on_drop: false }`
[INFO] [stdout] fac3a2f2048fd4747edbfea07e8a898a918c48521d650522f680af11dd999cc3