[INFO] cloning repository https://github.com/sebas-dev-lab/risein-course-ownership-borrowing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebas-dev-lab/risein-course-ownership-borrowing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebas-dev-lab%2Frisein-course-ownership-borrowing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebas-dev-lab%2Frisein-course-ownership-borrowing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a13ca05b0190f6cda07e65bea7aa9e0ff9b97b84
[INFO] checking sebas-dev-lab/risein-course-ownership-borrowing against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebas-dev-lab%2Frisein-course-ownership-borrowing" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sebas-dev-lab/risein-course-ownership-borrowing on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sebas-dev-lab/risein-course-ownership-borrowing
[INFO] finished tweaking git repo https://github.com/sebas-dev-lab/risein-course-ownership-borrowing
[INFO] tweaked toml for git repo https://github.com/sebas-dev-lab/risein-course-ownership-borrowing written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sebas-dev-lab/risein-course-ownership-borrowing 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 475ef952f897e5654bb91633ddbf256c730d71a97abafb4a2b08b739284388fb
[INFO] running `Command { std: "docker" "start" "-a" "475ef952f897e5654bb91633ddbf256c730d71a97abafb4a2b08b739284388fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "475ef952f897e5654bb91633ddbf256c730d71a97abafb4a2b08b739284388fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475ef952f897e5654bb91633ddbf256c730d71a97abafb4a2b08b739284388fb", kill_on_drop: false }`
[INFO] [stdout] 475ef952f897e5654bb91633ddbf256c730d71a97abafb4a2b08b739284388fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07bc30d7f4abb472f8b5ce2cf6c46098c64cfa7101cb54c2cc96ff5d1c0dfeae
[INFO] running `Command { std: "docker" "start" "-a" "07bc30d7f4abb472f8b5ce2cf6c46098c64cfa7101cb54c2cc96ff5d1c0dfeae", kill_on_drop: false }`
[INFO] [stderr]     Checking own_concepts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "07bc30d7f4abb472f8b5ce2cf6c46098c64cfa7101cb54c2cc96ff5d1c0dfeae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bc30d7f4abb472f8b5ce2cf6c46098c64cfa7101cb54c2cc96ff5d1c0dfeae", kill_on_drop: false }`
[INFO] [stdout] 07bc30d7f4abb472f8b5ce2cf6c46098c64cfa7101cb54c2cc96ff5d1c0dfeae