[INFO] fetching crate cbfr 0.1.6...
[INFO] checking cbfr-0.1.6 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate cbfr 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cbfr 0.1.6 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 cbfr 0.1.6
[INFO] finished tweaking crates.io crate cbfr 0.1.6
[INFO] tweaked toml for crates.io crate cbfr 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cbfr 0.1.6 already has a lockfile, it will not be regenerated
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9a0f85b91ee15d1a09907ae6be4a29c6e7f4169022158343244782473773b773
[INFO] running `Command { std: "docker" "start" "-a" "9a0f85b91ee15d1a09907ae6be4a29c6e7f4169022158343244782473773b773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a0f85b91ee15d1a09907ae6be4a29c6e7f4169022158343244782473773b773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a0f85b91ee15d1a09907ae6be4a29c6e7f4169022158343244782473773b773", kill_on_drop: false }`
[INFO] [stdout] 9a0f85b91ee15d1a09907ae6be4a29c6e7f4169022158343244782473773b773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e8d3d37121fcade36d4c4fd7a22e6779cb66abffb3aa6fd047e6d46484a5b60a
[INFO] running `Command { std: "docker" "start" "-a" "e8d3d37121fcade36d4c4fd7a22e6779cb66abffb3aa6fd047e6d46484a5b60a", kill_on_drop: false }`
[INFO] [stderr]     Checking cbfr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "e8d3d37121fcade36d4c4fd7a22e6779cb66abffb3aa6fd047e6d46484a5b60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d3d37121fcade36d4c4fd7a22e6779cb66abffb3aa6fd047e6d46484a5b60a", kill_on_drop: false }`
[INFO] [stdout] e8d3d37121fcade36d4c4fd7a22e6779cb66abffb3aa6fd047e6d46484a5b60a
[INFO] checking cbfr-0.1.6 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate cbfr 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cbfr 0.1.6 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 cbfr 0.1.6
[INFO] finished tweaking crates.io crate cbfr 0.1.6
[INFO] tweaked toml for crates.io crate cbfr 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate cbfr 0.1.6 already has a lockfile, it will not be regenerated
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 557936e460c38105648c41450f57d9fc91f674c8586f70ba5fd02ed4b4f19c5e
[INFO] running `Command { std: "docker" "start" "-a" "557936e460c38105648c41450f57d9fc91f674c8586f70ba5fd02ed4b4f19c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "557936e460c38105648c41450f57d9fc91f674c8586f70ba5fd02ed4b4f19c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "557936e460c38105648c41450f57d9fc91f674c8586f70ba5fd02ed4b4f19c5e", kill_on_drop: false }`
[INFO] [stdout] 557936e460c38105648c41450f57d9fc91f674c8586f70ba5fd02ed4b4f19c5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] df7d450348b6ba99885d46b0958e86bbf4e21a3dac507c854b674100dd993871
[INFO] running `Command { std: "docker" "start" "-a" "df7d450348b6ba99885d46b0958e86bbf4e21a3dac507c854b674100dd993871", kill_on_drop: false }`
[INFO] [stderr]     Checking cbfr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "df7d450348b6ba99885d46b0958e86bbf4e21a3dac507c854b674100dd993871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7d450348b6ba99885d46b0958e86bbf4e21a3dac507c854b674100dd993871", kill_on_drop: false }`
[INFO] [stdout] df7d450348b6ba99885d46b0958e86bbf4e21a3dac507c854b674100dd993871
