[INFO] fetching crate clap-cargo 0.6.1...
[INFO] checking clap-cargo-0.6.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate clap-cargo 0.6.1 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate clap-cargo 0.6.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clap-cargo 0.6.1
[INFO] finished tweaking crates.io crate clap-cargo 0.6.1
[INFO] tweaked toml for crates.io crate clap-cargo 0.6.1 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate crates.io crate clap-cargo 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d733e6518923b22d266b8629b15c6e57d44a7e1ac0165acbfe34d4a4acdee2b6
[INFO] running `Command { std: "docker" "start" "-a" "d733e6518923b22d266b8629b15c6e57d44a7e1ac0165acbfe34d4a4acdee2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d733e6518923b22d266b8629b15c6e57d44a7e1ac0165acbfe34d4a4acdee2b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d733e6518923b22d266b8629b15c6e57d44a7e1ac0165acbfe34d4a4acdee2b6", kill_on_drop: false }`
[INFO] [stdout] d733e6518923b22d266b8629b15c6e57d44a7e1ac0165acbfe34d4a4acdee2b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdb1c0f2891557930311b61f612abfa77fc6d8e8ea614909fe5f940b38fc18a4
[INFO] running `Command { std: "docker" "start" "-a" "cdb1c0f2891557930311b61f612abfa77fc6d8e8ea614909fe5f940b38fc18a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking clap-cargo v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections`
[INFO] [stdout]  --> src/workspace.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/manifest.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections`
[INFO] [stdout]  --> src/workspace.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.74s
[INFO] running `Command { std: "docker" "inspect" "cdb1c0f2891557930311b61f612abfa77fc6d8e8ea614909fe5f940b38fc18a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb1c0f2891557930311b61f612abfa77fc6d8e8ea614909fe5f940b38fc18a4", kill_on_drop: false }`
[INFO] [stdout] cdb1c0f2891557930311b61f612abfa77fc6d8e8ea614909fe5f940b38fc18a4
