[INFO] fetching crate acmev02 0.1.0...
[INFO] checking acmev02-0.1.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate acmev02 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate acmev02 0.1.0 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 acmev02 0.1.0
[INFO] finished tweaking crates.io crate acmev02 0.1.0
[INFO] tweaked toml for crates.io crate acmev02 0.1.0 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[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 }`
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[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] 645805ca3ccf5f82e9e56be6377f8040f944aa197764aa1e8f48a695c32e0945
[INFO] running `Command { std: "docker" "start" "-a" "645805ca3ccf5f82e9e56be6377f8040f944aa197764aa1e8f48a695c32e0945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "645805ca3ccf5f82e9e56be6377f8040f944aa197764aa1e8f48a695c32e0945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "645805ca3ccf5f82e9e56be6377f8040f944aa197764aa1e8f48a695c32e0945", kill_on_drop: false }`
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[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] ecea3ea63dc0c3d3cd457eb19515af7525398789149bdddb00a814277bec22de
[INFO] running `Command { std: "docker" "start" "-a" "ecea3ea63dc0c3d3cd457eb19515af7525398789149bdddb00a814277bec22de", kill_on_drop: false }`
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[INFO] [stderr]     Checking rusoto_signature v0.46.0
[INFO] [stderr]     Checking acmev02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rusoto_route53 v0.46.0
[INFO] [stdout] warning: field `challenges` is never read
[INFO] [stdout]   --> src/test.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct TestSettings {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     challenges: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 15.22s
[INFO] running `Command { std: "docker" "inspect" "ecea3ea63dc0c3d3cd457eb19515af7525398789149bdddb00a814277bec22de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecea3ea63dc0c3d3cd457eb19515af7525398789149bdddb00a814277bec22de", kill_on_drop: false }`
[INFO] [stdout] ecea3ea63dc0c3d3cd457eb19515af7525398789149bdddb00a814277bec22de
[INFO] checking acmev02-0.1.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate acmev02 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate acmev02 0.1.0 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 acmev02 0.1.0
[INFO] finished tweaking crates.io crate acmev02 0.1.0
[INFO] tweaked toml for crates.io crate acmev02 0.1.0 written to /workspace/builds/worker-4-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-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] 6822c38a23b3b9637d0b4d0a3a03b9fdfc6e1ea3e909bf4fe4477fce9cd2d8f8
[INFO] running `Command { std: "docker" "start" "-a" "6822c38a23b3b9637d0b4d0a3a03b9fdfc6e1ea3e909bf4fe4477fce9cd2d8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6822c38a23b3b9637d0b4d0a3a03b9fdfc6e1ea3e909bf4fe4477fce9cd2d8f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6822c38a23b3b9637d0b4d0a3a03b9fdfc6e1ea3e909bf4fe4477fce9cd2d8f8", kill_on_drop: false }`
[INFO] [stdout] 6822c38a23b3b9637d0b4d0a3a03b9fdfc6e1ea3e909bf4fe4477fce9cd2d8f8
[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] e6a2c153a01156de5ae57aff751b1db6872ba0b0727453d91639c24ee45b1fb9
[INFO] running `Command { std: "docker" "start" "-a" "e6a2c153a01156de5ae57aff751b1db6872ba0b0727453d91639c24ee45b1fb9", kill_on_drop: false }`
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[INFO] [stdout] warning: field `challenges` is never read
[INFO] [stdout]   --> src/test.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct TestSettings {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 60 |     challenges: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TestSettings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 19.43s
[INFO] running `Command { std: "docker" "inspect" "e6a2c153a01156de5ae57aff751b1db6872ba0b0727453d91639c24ee45b1fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a2c153a01156de5ae57aff751b1db6872ba0b0727453d91639c24ee45b1fb9", kill_on_drop: false }`
[INFO] [stdout] e6a2c153a01156de5ae57aff751b1db6872ba0b0727453d91639c24ee45b1fb9
