[INFO] cloning repository https://github.com/Abhishekkochar/cow-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abhishekkochar/cow-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishekkochar%2Fcow-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishekkochar%2Fcow-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0460ef49a4ae901f6368f5a35297647f83164032
[INFO] checking Abhishekkochar/cow-solver against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbhishekkochar%2Fcow-solver" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Abhishekkochar/cow-solver
[INFO] finished tweaking git repo https://github.com/Abhishekkochar/cow-solver
[INFO] tweaked toml for git repo https://github.com/Abhishekkochar/cow-solver written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Abhishekkochar/cow-solver on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Abhishekkochar/cow-solver 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 706af825e756a37f3a18162f13627acf6b0091d8198f7b0ccc29d1e23326ea70
[INFO] running `Command { std: "docker" "start" "-a" "706af825e756a37f3a18162f13627acf6b0091d8198f7b0ccc29d1e23326ea70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "706af825e756a37f3a18162f13627acf6b0091d8198f7b0ccc29d1e23326ea70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706af825e756a37f3a18162f13627acf6b0091d8198f7b0ccc29d1e23326ea70", kill_on_drop: false }`
[INFO] [stdout] 706af825e756a37f3a18162f13627acf6b0091d8198f7b0ccc29d1e23326ea70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4340a3b2e7dda6601f3a288c0aeb1b909330581a7b45cf3cce54a5b93e4ead
[INFO] running `Command { std: "docker" "start" "-a" "ab4340a3b2e7dda6601f3a288c0aeb1b909330581a7b45cf3cce54a5b93e4ead", kill_on_drop: false }`
[INFO] [stderr]     Checking solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "ab4340a3b2e7dda6601f3a288c0aeb1b909330581a7b45cf3cce54a5b93e4ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4340a3b2e7dda6601f3a288c0aeb1b909330581a7b45cf3cce54a5b93e4ead", kill_on_drop: false }`
[INFO] [stdout] ab4340a3b2e7dda6601f3a288c0aeb1b909330581a7b45cf3cce54a5b93e4ead
