[INFO] fetching crate cmaze 0.6.2...
[INFO] checking cmaze-0.6.2 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate cmaze 0.6.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate cmaze 0.6.2 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 cmaze 0.6.2
[INFO] finished tweaking crates.io crate cmaze 0.6.2
[INFO] tweaked toml for crates.io crate cmaze 0.6.2 written to /workspace/builds/worker-1-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]  Downloading crates ...
[INFO] [stderr]   Downloaded generator v0.7.5
[INFO] [stderr]   Downloaded loom v0.5.6
[INFO] [stderr]   Downloaded pausable_clock v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d7edd7f5f32f4000b9c6b2776dd26528e5e6ebff39d3f849770e774dfb537e03
[INFO] running `Command { std: "docker" "start" "-a" "d7edd7f5f32f4000b9c6b2776dd26528e5e6ebff39d3f849770e774dfb537e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7edd7f5f32f4000b9c6b2776dd26528e5e6ebff39d3f849770e774dfb537e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7edd7f5f32f4000b9c6b2776dd26528e5e6ebff39d3f849770e774dfb537e03", kill_on_drop: false }`
[INFO] [stdout] d7edd7f5f32f4000b9c6b2776dd26528e5e6ebff39d3f849770e774dfb537e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ff27058fd6596081bc99a693750806ebba11ea2a73b4b42c862af0d8ec0a4b59
[INFO] running `Command { std: "docker" "start" "-a" "ff27058fd6596081bc99a693750806ebba11ea2a73b4b42c862af0d8ec0a4b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking pausable_clock v1.0.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking cmaze v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] error[E0432]: unresolved import `hashbrown`
[INFO] [stdout]    --> benches/kruskals.rs:161:25
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     use hashbrown::HashSet;
[INFO] [stdout]     |                         ^^^^^^^^^ use of undeclared crate or module `hashbrown`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmaze` (bench "kruskals") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ff27058fd6596081bc99a693750806ebba11ea2a73b4b42c862af0d8ec0a4b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff27058fd6596081bc99a693750806ebba11ea2a73b4b42c862af0d8ec0a4b59", kill_on_drop: false }`
[INFO] [stdout] ff27058fd6596081bc99a693750806ebba11ea2a73b4b42c862af0d8ec0a4b59
[INFO] checking cmaze-0.6.2 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate cmaze 0.6.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate cmaze 0.6.2 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 cmaze 0.6.2
[INFO] finished tweaking crates.io crate cmaze 0.6.2
[INFO] tweaked toml for crates.io crate cmaze 0.6.2 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f0441bb0a1288018ac1ebb123916f938cf869609cf62484eec7ff0fc56debeaf
[INFO] running `Command { std: "docker" "start" "-a" "f0441bb0a1288018ac1ebb123916f938cf869609cf62484eec7ff0fc56debeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0441bb0a1288018ac1ebb123916f938cf869609cf62484eec7ff0fc56debeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0441bb0a1288018ac1ebb123916f938cf869609cf62484eec7ff0fc56debeaf", kill_on_drop: false }`
[INFO] [stdout] f0441bb0a1288018ac1ebb123916f938cf869609cf62484eec7ff0fc56debeaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d8780f53e8762985d242ec2fc05cfaf3d35cfcceaa4de4b13b94d68468395020
[INFO] running `Command { std: "docker" "start" "-a" "d8780f53e8762985d242ec2fc05cfaf3d35cfcceaa4de4b13b94d68468395020", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking crossbeam-queue v0.3.11
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking pausable_clock v1.0.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking cmaze v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking serde_json v1.0.113
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] error[E0432]: unresolved import `hashbrown`
[INFO] [stdout]    --> benches/kruskals.rs:161:25
[INFO] [stdout]     |
[INFO] [stdout] 161 |                     use hashbrown::HashSet;
[INFO] [stdout]     |                         ^^^^^^^^^ use of undeclared crate or module `hashbrown`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmaze` (bench "kruskals") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8780f53e8762985d242ec2fc05cfaf3d35cfcceaa4de4b13b94d68468395020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8780f53e8762985d242ec2fc05cfaf3d35cfcceaa4de4b13b94d68468395020", kill_on_drop: false }`
[INFO] [stdout] d8780f53e8762985d242ec2fc05cfaf3d35cfcceaa4de4b13b94d68468395020
