[INFO] cloning repository https://github.com/koddlers/rust-2021-functional-programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koddlers/rust-2021-functional-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-functional-programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-functional-programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cad8c8acb13afb29619526caebdce7154bf7d7d9
[INFO] building koddlers/rust-2021-functional-programming against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoddlers%2Frust-2021-functional-programming" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/koddlers/rust-2021-functional-programming
[INFO] finished tweaking git repo https://github.com/koddlers/rust-2021-functional-programming
[INFO] tweaked toml for git repo https://github.com/koddlers/rust-2021-functional-programming written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/koddlers/rust-2021-functional-programming on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/koddlers/rust-2021-functional-programming 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f1fd7737a0a488d2298ea0c3ac5494aec6c7ba278152a7f0642c365ae51ec89
[INFO] running `Command { std: "docker" "start" "-a" "0f1fd7737a0a488d2298ea0c3ac5494aec6c7ba278152a7f0642c365ae51ec89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f1fd7737a0a488d2298ea0c3ac5494aec6c7ba278152a7f0642c365ae51ec89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1fd7737a0a488d2298ea0c3ac5494aec6c7ba278152a7f0642c365ae51ec89", kill_on_drop: false }`
[INFO] [stdout] 0f1fd7737a0a488d2298ea0c3ac5494aec6c7ba278152a7f0642c365ae51ec89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20c5eac4a398666ff113397e202f666ba21fe5d822e8de535a6ecaaa8a2f9d6d
[INFO] running `Command { std: "docker" "start" "-a" "20c5eac4a398666ff113397e202f666ba21fe5d822e8de535a6ecaaa8a2f9d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-2021-functional-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "20c5eac4a398666ff113397e202f666ba21fe5d822e8de535a6ecaaa8a2f9d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c5eac4a398666ff113397e202f666ba21fe5d822e8de535a6ecaaa8a2f9d6d", kill_on_drop: false }`
[INFO] [stdout] 20c5eac4a398666ff113397e202f666ba21fe5d822e8de535a6ecaaa8a2f9d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45442be7a831de43c6a4e2d7df216dabf879646d3d4b64a8651ede2a4ba34474
[INFO] running `Command { std: "docker" "start" "-a" "45442be7a831de43c6a4e2d7df216dabf879646d3d4b64a8651ede2a4ba34474", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-2021-functional-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "45442be7a831de43c6a4e2d7df216dabf879646d3d4b64a8651ede2a4ba34474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45442be7a831de43c6a4e2d7df216dabf879646d3d4b64a8651ede2a4ba34474", kill_on_drop: false }`
[INFO] [stdout] 45442be7a831de43c6a4e2d7df216dabf879646d3d4b64a8651ede2a4ba34474