[INFO] fetching crate bench_rust 0.1.4...
[INFO] checking bench_rust-0.1.4 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate bench_rust 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bench_rust 0.1.4 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bench_rust 0.1.4
[INFO] finished tweaking crates.io crate bench_rust 0.1.4
[INFO] tweaked toml for crates.io crate bench_rust 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 449c897e3a67c9750edb0d322c1d94f1c4adec6fd7dd8d7e29f5de6f4752fa5a
[INFO] running `Command { std: "docker" "start" "-a" "449c897e3a67c9750edb0d322c1d94f1c4adec6fd7dd8d7e29f5de6f4752fa5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "449c897e3a67c9750edb0d322c1d94f1c4adec6fd7dd8d7e29f5de6f4752fa5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449c897e3a67c9750edb0d322c1d94f1c4adec6fd7dd8d7e29f5de6f4752fa5a", kill_on_drop: false }`
[INFO] [stdout] 449c897e3a67c9750edb0d322c1d94f1c4adec6fd7dd8d7e29f5de6f4752fa5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f693f59606906326a022e2d4679b95cb6a41cb797c6d0bc1af9927ca0e6ecd38
[INFO] running `Command { std: "docker" "start" "-a" "f693f59606906326a022e2d4679b95cb6a41cb797c6d0bc1af9927ca0e6ecd38", kill_on_drop: false }`
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking bench_rust v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/diagnostics.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{time::{Instant, Duration}};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/diagnostics.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{time::{Instant, Duration}};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "f693f59606906326a022e2d4679b95cb6a41cb797c6d0bc1af9927ca0e6ecd38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f693f59606906326a022e2d4679b95cb6a41cb797c6d0bc1af9927ca0e6ecd38", kill_on_drop: false }`
[INFO] [stdout] f693f59606906326a022e2d4679b95cb6a41cb797c6d0bc1af9927ca0e6ecd38
[INFO] checking bench_rust-0.1.4 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate bench_rust 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate bench_rust 0.1.4 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bench_rust 0.1.4
[INFO] finished tweaking crates.io crate bench_rust 0.1.4
[INFO] tweaked toml for crates.io crate bench_rust 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2305f1def424fd05d7ca763d4687b54b7b9d30f1df1fa7b817e951d9216c5dc6
[INFO] running `Command { std: "docker" "start" "-a" "2305f1def424fd05d7ca763d4687b54b7b9d30f1df1fa7b817e951d9216c5dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2305f1def424fd05d7ca763d4687b54b7b9d30f1df1fa7b817e951d9216c5dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2305f1def424fd05d7ca763d4687b54b7b9d30f1df1fa7b817e951d9216c5dc6", kill_on_drop: false }`
[INFO] [stdout] 2305f1def424fd05d7ca763d4687b54b7b9d30f1df1fa7b817e951d9216c5dc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunexpected_cfgs" "-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 22dfe34ac9c88fa9197bda18309514b43fecaa9f23a85ae157454dee2479e762
[INFO] running `Command { std: "docker" "start" "-a" "22dfe34ac9c88fa9197bda18309514b43fecaa9f23a85ae157454dee2479e762", kill_on_drop: false }`
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking bench_rust v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/diagnostics.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{time::{Instant, Duration}};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/diagnostics.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{time::{Instant, Duration}};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "22dfe34ac9c88fa9197bda18309514b43fecaa9f23a85ae157454dee2479e762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22dfe34ac9c88fa9197bda18309514b43fecaa9f23a85ae157454dee2479e762", kill_on_drop: false }`
[INFO] [stdout] 22dfe34ac9c88fa9197bda18309514b43fecaa9f23a85ae157454dee2479e762
