[INFO] cloning repository https://github.com/ThijsRay/isochronous_finite_fields
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThijsRay/isochronous_finite_fields" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThijsRay%2Fisochronous_finite_fields", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThijsRay%2Fisochronous_finite_fields'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60a2754e960684459cf8c0e3ac4ccda5ed4d8174
[INFO] checking ThijsRay/isochronous_finite_fields against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThijsRay%2Fisochronous_finite_fields" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThijsRay/isochronous_finite_fields on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThijsRay/isochronous_finite_fields
[INFO] finished tweaking git repo https://github.com/ThijsRay/isochronous_finite_fields
[INFO] tweaked toml for git repo https://github.com/ThijsRay/isochronous_finite_fields written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ThijsRay/isochronous_finite_fields already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f10b8d4a52750ad19e1b9b04b8cfcfcbaeeff03b2836f1cf0d1a28c8cfb6ec9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f10b8d4a52750ad19e1b9b04b8cfcfcbaeeff03b2836f1cf0d1a28c8cfb6ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f10b8d4a52750ad19e1b9b04b8cfcfcbaeeff03b2836f1cf0d1a28c8cfb6ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f10b8d4a52750ad19e1b9b04b8cfcfcbaeeff03b2836f1cf0d1a28c8cfb6ec9", kill_on_drop: false }`
[INFO] [stdout] 2f10b8d4a52750ad19e1b9b04b8cfcfcbaeeff03b2836f1cf0d1a28c8cfb6ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38f4892c06fb38193b4119a48b75491ab03afe80b3b3de109e586c59048333b2
[INFO] running `Command { std: "docker" "start" "-a" "38f4892c06fb38193b4119a48b75491ab03afe80b3b3de109e586c59048333b2", 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] [stderr]     Checking isochronous_finite_fields v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "38f4892c06fb38193b4119a48b75491ab03afe80b3b3de109e586c59048333b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f4892c06fb38193b4119a48b75491ab03afe80b3b3de109e586c59048333b2", kill_on_drop: false }`
[INFO] [stdout] 38f4892c06fb38193b4119a48b75491ab03afe80b3b3de109e586c59048333b2