[INFO] crate clap-cargo 0.2.0 is already in cache
[INFO] checking clap-cargo-0.2.0 against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] extracting crate clap-cargo 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate clap-cargo 0.2.0 on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate clap-cargo 0.2.0
[INFO] finished tweaking crates.io crate clap-cargo 0.2.0
[INFO] tweaked toml for crates.io crate clap-cargo 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate clap-cargo 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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] 52c518bf0b8d4a355c9020b881f340fbeddc4e5b3a756ab35f07d69bea69cca0
[INFO] running `"docker" "start" "-a" "52c518bf0b8d4a355c9020b881f340fbeddc4e5b3a756ab35f07d69bea69cca0"`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]     Checking structopt v0.3.1
[INFO] [stderr]     Checking clap-cargo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::collections`
[INFO] [stderr]  --> src/workspace.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/features.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/manifest.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections`
[INFO] [stderr]  --> src/workspace.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/workspace.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `"docker" "inspect" "52c518bf0b8d4a355c9020b881f340fbeddc4e5b3a756ab35f07d69bea69cca0"`
[INFO] running `"docker" "rm" "-f" "52c518bf0b8d4a355c9020b881f340fbeddc4e5b3a756ab35f07d69bea69cca0"`
[INFO] [stdout] 52c518bf0b8d4a355c9020b881f340fbeddc4e5b3a756ab35f07d69bea69cca0