[INFO] cloning repository https://github.com/sigridjineth/halo-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sigridjineth/halo-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigridjineth%2Fhalo-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigridjineth%2Fhalo-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cb68a8abb07e59da26af44dd5f05418fc1df0f6
[INFO] checking sigridjineth/halo-practice against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigridjineth%2Fhalo-practice" "/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/sigridjineth/halo-practice on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sigridjineth/halo-practice
[INFO] finished tweaking git repo https://github.com/sigridjineth/halo-practice
[INFO] tweaked toml for git repo https://github.com/sigridjineth/halo-practice written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sigridjineth/halo-practice 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac0f8526f61d6f0a7aabf62a2c0e8ca64d9a1155af93f4a748b62b161f0b4d2a
[INFO] running `Command { std: "docker" "start" "-a" "ac0f8526f61d6f0a7aabf62a2c0e8ca64d9a1155af93f4a748b62b161f0b4d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac0f8526f61d6f0a7aabf62a2c0e8ca64d9a1155af93f4a748b62b161f0b4d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0f8526f61d6f0a7aabf62a2c0e8ca64d9a1155af93f4a748b62b161f0b4d2a", kill_on_drop: false }`
[INFO] [stdout] ac0f8526f61d6f0a7aabf62a2c0e8ca64d9a1155af93f4a748b62b161f0b4d2a
[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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3c3cfc0ed69df22daef6eaadf518de9f9e6c6641f1990c31c5297fc976ca5b3
[INFO] running `Command { std: "docker" "start" "-a" "f3c3cfc0ed69df22daef6eaadf518de9f9e6c6641f1990c31c5297fc976ca5b3", kill_on_drop: false }`
[INFO] [stderr]     Checking halo2-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "f3c3cfc0ed69df22daef6eaadf518de9f9e6c6641f1990c31c5297fc976ca5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c3cfc0ed69df22daef6eaadf518de9f9e6c6641f1990c31c5297fc976ca5b3", kill_on_drop: false }`
[INFO] [stdout] f3c3cfc0ed69df22daef6eaadf518de9f9e6c6641f1990c31c5297fc976ca5b3