[INFO] fetching crate core_affinity 0.8.1...
[INFO] checking core_affinity-0.8.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate core_affinity 0.8.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate core_affinity 0.8.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate core_affinity 0.8.1
[INFO] finished tweaking crates.io crate core_affinity 0.8.1
[INFO] tweaked toml for crates.io crate core_affinity 0.8.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8843ee762f6546859b1258e981dc90bc95e203db85d6157ce70b45d4c00cbf4
[INFO] running `Command { std: "docker" "start" "-a" "c8843ee762f6546859b1258e981dc90bc95e203db85d6157ce70b45d4c00cbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8843ee762f6546859b1258e981dc90bc95e203db85d6157ce70b45d4c00cbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8843ee762f6546859b1258e981dc90bc95e203db85d6157ce70b45d4c00cbf4", kill_on_drop: false }`
[INFO] [stdout] c8843ee762f6546859b1258e981dc90bc95e203db85d6157ce70b45d4c00cbf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bd716c95d1b17ee3b8e7b0d899e6ea320c9a144a65a59145f44d8e657b65306
[INFO] running `Command { std: "docker" "start" "-a" "9bd716c95d1b17ee3b8e7b0d899e6ea320c9a144a65a59145f44d8e657b65306", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking core_affinity v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `num_cpus` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 40  | extern crate num_cpus;
[INFO] [stdout]     | ---------------------- the item `num_cpus` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 145 |         use num_cpus;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `num_cpus` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:590:9
[INFO] [stdout]     |
[INFO] [stdout] 590 |     use num_cpus;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 591 |
[INFO] [stdout] 592 |     use super::*;
[INFO] [stdout]     |         -------- the item `num_cpus` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "9bd716c95d1b17ee3b8e7b0d899e6ea320c9a144a65a59145f44d8e657b65306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd716c95d1b17ee3b8e7b0d899e6ea320c9a144a65a59145f44d8e657b65306", kill_on_drop: false }`
[INFO] [stdout] 9bd716c95d1b17ee3b8e7b0d899e6ea320c9a144a65a59145f44d8e657b65306