[INFO] crate swp 1.0.3 is already in cache
[INFO] checking swp-1.0.3 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate swp 1.0.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate swp 1.0.3 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate swp 1.0.3
[INFO] finished tweaking crates.io crate swp 1.0.3
[INFO] tweaked toml for crates.io crate swp 1.0.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate swp 1.0.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a9683f14d3bac23976c45e86b67cd14824a60d2240e11c6bc73d8b473fb97541
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a9683f14d3bac23976c45e86b67cd14824a60d2240e11c6bc73d8b473fb97541"`
[INFO] [stderr]     Checking dunce v1.0.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]     Checking structopt v0.3.5
[INFO] [stderr]     Checking swp v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/settings.rs:135:4
[INFO] [stderr]     |
[INFO] [stderr] 135 |             _ => panic!("Unexpected error returned"),
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.69s
[INFO] running `"docker" "inspect" "a9683f14d3bac23976c45e86b67cd14824a60d2240e11c6bc73d8b473fb97541"`
[INFO] running `"docker" "rm" "-f" "a9683f14d3bac23976c45e86b67cd14824a60d2240e11c6bc73d8b473fb97541"`
[INFO] [stdout] a9683f14d3bac23976c45e86b67cd14824a60d2240e11c6bc73d8b473fb97541