[INFO] crate swp 1.0.3 is already in cache [INFO] checking swp-1.0.3 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate swp 1.0.3 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate swp 1.0.3 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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-7/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 79c1f8984962aacdb148c27b5a1bb805061821a7d284b7a4b92f461fa6796fa3 [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" "79c1f8984962aacdb148c27b5a1bb805061821a7d284b7a4b92f461fa6796fa3"` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking dunce v1.0.0 [INFO] [stderr] Checking remove_dir_all v0.5.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [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] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.77s [INFO] running `"docker" "inspect" "79c1f8984962aacdb148c27b5a1bb805061821a7d284b7a4b92f461fa6796fa3"` [INFO] running `"docker" "rm" "-f" "79c1f8984962aacdb148c27b5a1bb805061821a7d284b7a4b92f461fa6796fa3"` [INFO] [stdout] 79c1f8984962aacdb148c27b5a1bb805061821a7d284b7a4b92f461fa6796fa3