[INFO] fetching crate uu_who 0.0.6...
[INFO] checking uu_who-0.0.6 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate uu_who 0.0.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate uu_who 0.0.6 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uu_who 0.0.6
[INFO] finished tweaking crates.io crate uu_who 0.0.6
[INFO] tweaked toml for crates.io crate uu_who 0.0.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate uu_who 0.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa87e7053f92f03a6b7d5d2c3b8c67130709a1d6e90c21758ecae2fa0ccdb30f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa87e7053f92f03a6b7d5d2c3b8c67130709a1d6e90c21758ecae2fa0ccdb30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa87e7053f92f03a6b7d5d2c3b8c67130709a1d6e90c21758ecae2fa0ccdb30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa87e7053f92f03a6b7d5d2c3b8c67130709a1d6e90c21758ecae2fa0ccdb30f", kill_on_drop: false }`
[INFO] [stdout] aa87e7053f92f03a6b7d5d2c3b8c67130709a1d6e90c21758ecae2fa0ccdb30f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14d7af47810752301e642b698c46297b056e04c46f2155530f28368dedec9c58
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "14d7af47810752301e642b698c46297b056e04c46f2155530f28368dedec9c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking uucore v0.0.8
[INFO] [stderr]    Compiling uucore_procs v0.0.5
[INFO] [stderr]     Checking uu_who v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `has_records`
[INFO] [stdout]    --> src/who.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     has_records: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `has_records`
[INFO] [stdout]    --> src/who.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     has_records: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.47s
[INFO] running `Command { std: "docker" "inspect" "14d7af47810752301e642b698c46297b056e04c46f2155530f28368dedec9c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d7af47810752301e642b698c46297b056e04c46f2155530f28368dedec9c58", kill_on_drop: false }`
[INFO] [stdout] 14d7af47810752301e642b698c46297b056e04c46f2155530f28368dedec9c58