[INFO] crate dex 0.1.1 is already in cache
[INFO] checking dex-0.1.1 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate dex 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dex 0.1.1 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dex 0.1.1
[INFO] finished tweaking crates.io crate dex 0.1.1
[INFO] tweaked toml for crates.io crate dex 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate dex 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab87d482e9ab80583276f5f60340c27957aaecc41e3535f2938eb4f32c78be97
[INFO] running `"docker" "start" "-a" "ab87d482e9ab80583276f5f60340c27957aaecc41e3535f2938eb4f32c78be97"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking lru v0.1.17
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling getset v0.0.9
[INFO] [stderr]     Checking dex v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `add_file`
[INFO] [stderr]   --> tests/test.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn add_file<Q: AsRef<Path>, P: AsRef<Path>>(&mut self, src: P, dest: Q) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.49s
[INFO] running `"docker" "inspect" "ab87d482e9ab80583276f5f60340c27957aaecc41e3535f2938eb4f32c78be97"`
[INFO] running `"docker" "rm" "-f" "ab87d482e9ab80583276f5f60340c27957aaecc41e3535f2938eb4f32c78be97"`
[INFO] [stdout] ab87d482e9ab80583276f5f60340c27957aaecc41e3535f2938eb4f32c78be97