[INFO] updating cached repository https://github.com/jcoglan/nicod
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/jcoglan/nicod
[INFO] [stderr]  * [new branch]      optimise-scope     -> optimise-scope
[INFO] [stderr]  * [new branch]      pre-index-sequence -> pre-index-sequence
[INFO] [stderr]    e835e78..13956ed  prototype          -> prototype
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0559ef49ded9fe3f8f2a0a02ce95bd5b9830cb55
[INFO] checking jcoglan/nicod against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjcoglan%2Fnicod" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jcoglan/nicod on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jcoglan/nicod
[INFO] finished tweaking git repo https://github.com/jcoglan/nicod
[INFO] tweaked toml for git repo https://github.com/jcoglan/nicod written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jcoglan/nicod already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", 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] bb3300fe2312e261689d0c113b682a964bc681cbb7ee183533961d7360b27bb0
[INFO] running `Command { std: "docker" "start" "-a" "bb3300fe2312e261689d0c113b682a964bc681cbb7ee183533961d7360b27bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb3300fe2312e261689d0c113b682a964bc681cbb7ee183533961d7360b27bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3300fe2312e261689d0c113b682a964bc681cbb7ee183533961d7360b27bb0", kill_on_drop: false }`
[INFO] [stdout] bb3300fe2312e261689d0c113b682a964bc681cbb7ee183533961d7360b27bb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5006237c32acdb52606a6225ba000c8702afc671d20fe7b84d6d5eda0a1b819
[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" "d5006237c32acdb52606a6225ba000c8702afc671d20fe7b84d6d5eda0a1b819", kill_on_drop: false }`
[INFO] [stderr]     Checking nicod v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "d5006237c32acdb52606a6225ba000c8702afc671d20fe7b84d6d5eda0a1b819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5006237c32acdb52606a6225ba000c8702afc671d20fe7b84d6d5eda0a1b819", kill_on_drop: false }`
[INFO] [stdout] d5006237c32acdb52606a6225ba000c8702afc671d20fe7b84d6d5eda0a1b819