[INFO] fetching crate crulz 0.0.3...
[INFO] checking crulz-0.0.3 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate crulz 0.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate crulz 0.0.3 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crulz 0.0.3
[INFO] finished tweaking crates.io crate crulz 0.0.3
[INFO] tweaked toml for crates.io crate crulz 0.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate crulz 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 6d4d5ff24a497dd405598597a4bc2e9a4a1c3baf2cf16d0adea1ec458251a121
[INFO] running `"docker" "start" "-a" "6d4d5ff24a497dd405598597a4bc2e9a4a1c3baf2cf16d0adea1ec458251a121"`
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]     Checking codespan v0.7.0
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]    Compiling delegate v0.3.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking codespan-reporting v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling crulz v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking readfilez v0.2.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut matches = clap::App::new("crulz")
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut matches = clap::App::new("crulz")
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.17s
[INFO] running `"docker" "inspect" "6d4d5ff24a497dd405598597a4bc2e9a4a1c3baf2cf16d0adea1ec458251a121"`
[INFO] running `"docker" "rm" "-f" "6d4d5ff24a497dd405598597a4bc2e9a4a1c3baf2cf16d0adea1ec458251a121"`
[INFO] [stdout] 6d4d5ff24a497dd405598597a4bc2e9a4a1c3baf2cf16d0adea1ec458251a121