[INFO] updating cached repository https://github.com/FranklinChen/merry-fxmas-rust
[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] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f37b8786d506581c41cb14243af4f1cc7e1fc67
[INFO] checking FranklinChen/merry-fxmas-rust against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranklinChen%2Fmerry-fxmas-rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FranklinChen/merry-fxmas-rust 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/FranklinChen/merry-fxmas-rust
[INFO] finished tweaking git repo https://github.com/FranklinChen/merry-fxmas-rust
[INFO] tweaked toml for git repo https://github.com/FranklinChen/merry-fxmas-rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/FranklinChen/merry-fxmas-rust 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] b825f0854c6abb8f45a1aa0d426bf6f199877e90ca5f98e4fb4760ea5a14785e
[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" "b825f0854c6abb8f45a1aa0d426bf6f199877e90ca5f98e4fb4760ea5a14785e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b825f0854c6abb8f45a1aa0d426bf6f199877e90ca5f98e4fb4760ea5a14785e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b825f0854c6abb8f45a1aa0d426bf6f199877e90ca5f98e4fb4760ea5a14785e", kill_on_drop: false }`
[INFO] [stdout] b825f0854c6abb8f45a1aa0d426bf6f199877e90ca5f98e4fb4760ea5a14785e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7eff13717d5fdc5cbb1ea36f60ff0a0459e3a4b7765dc4b56adf81a2d959e124
[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" "7eff13717d5fdc5cbb1ea36f60ff0a0459e3a4b7765dc4b56adf81a2d959e124", kill_on_drop: false }`
[INFO] [stderr]     Checking merry-fxmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "7eff13717d5fdc5cbb1ea36f60ff0a0459e3a4b7765dc4b56adf81a2d959e124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eff13717d5fdc5cbb1ea36f60ff0a0459e3a4b7765dc4b56adf81a2d959e124", kill_on_drop: false }`
[INFO] [stdout] 7eff13717d5fdc5cbb1ea36f60ff0a0459e3a4b7765dc4b56adf81a2d959e124