[INFO] updating cached repository https://github.com/adam-mcdaniel/rust-frc
[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] 5db2e53f7f434442be9bcb6d8a7aa89dbdcf202d
[INFO] checking adam-mcdaniel/rust-frc against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadam-mcdaniel%2Frust-frc" "/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/adam-mcdaniel/rust-frc on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adam-mcdaniel/rust-frc
[INFO] finished tweaking git repo https://github.com/adam-mcdaniel/rust-frc
[INFO] tweaked toml for git repo https://github.com/adam-mcdaniel/rust-frc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/adam-mcdaniel/rust-frc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--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-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" "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" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d67c9e28026314a2b0030f94fcd53e437c2b4f4eea832474bc456d50498e8ef
[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" "9d67c9e28026314a2b0030f94fcd53e437c2b4f4eea832474bc456d50498e8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d67c9e28026314a2b0030f94fcd53e437c2b4f4eea832474bc456d50498e8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d67c9e28026314a2b0030f94fcd53e437c2b4f4eea832474bc456d50498e8ef", kill_on_drop: false }`
[INFO] [stdout] 9d67c9e28026314a2b0030f94fcd53e437c2b4f4eea832474bc456d50498e8ef
[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" "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" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 6ddcc2c8eadb3846baaca9b7148a294f52f981555cc587e96763d00b4f350c96
[INFO] running `Command { std: "docker" "start" "-a" "6ddcc2c8eadb3846baaca9b7148a294f52f981555cc587e96763d00b4f350c96", kill_on_drop: false }`
[INFO] [stderr]    Compiling wpilib-sys v0.3.1
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking wpilib v0.3.1
[INFO] [stderr]     Checking rust-frc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "6ddcc2c8eadb3846baaca9b7148a294f52f981555cc587e96763d00b4f350c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddcc2c8eadb3846baaca9b7148a294f52f981555cc587e96763d00b4f350c96", kill_on_drop: false }`
[INFO] [stdout] 6ddcc2c8eadb3846baaca9b7148a294f52f981555cc587e96763d00b4f350c96