[INFO] fetching crate v1_hello_do_not_use 0.1.0...
[INFO] testing v1_hello_do_not_use-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate v1_hello_do_not_use 0.1.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate v1_hello_do_not_use 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate v1_hello_do_not_use 0.1.0
[INFO] finished tweaking crates.io crate v1_hello_do_not_use 0.1.0
[INFO] tweaked toml for crates.io crate v1_hello_do_not_use 0.1.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate v1_hello_do_not_use 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a69c3c3566b9e3a90269afd3b2a45bc8e6bf1ddee0ae435f4e60a9a0272e9fa0
[INFO] running `Command { std: "docker" "start" "-a" "a69c3c3566b9e3a90269afd3b2a45bc8e6bf1ddee0ae435f4e60a9a0272e9fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a69c3c3566b9e3a90269afd3b2a45bc8e6bf1ddee0ae435f4e60a9a0272e9fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69c3c3566b9e3a90269afd3b2a45bc8e6bf1ddee0ae435f4e60a9a0272e9fa0", kill_on_drop: false }`
[INFO] [stdout] a69c3c3566b9e3a90269afd3b2a45bc8e6bf1ddee0ae435f4e60a9a0272e9fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45650cb2ef3012b4b006c861d3d159a1155d92c23ac4a796eb4cb44b1cc598ae
[INFO] running `Command { std: "docker" "start" "-a" "45650cb2ef3012b4b006c861d3d159a1155d92c23ac4a796eb4cb44b1cc598ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling v1_hello_do_not_use v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fave_color`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fave_color: Color,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/main.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "45650cb2ef3012b4b006c861d3d159a1155d92c23ac4a796eb4cb44b1cc598ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45650cb2ef3012b4b006c861d3d159a1155d92c23ac4a796eb4cb44b1cc598ae", kill_on_drop: false }`
[INFO] [stdout] 45650cb2ef3012b4b006c861d3d159a1155d92c23ac4a796eb4cb44b1cc598ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a352b85dd84267ed7c1abebb18a668ab241e697e9f18c0ef3e66e7b0c69b23bc
[INFO] running `Command { std: "docker" "start" "-a" "a352b85dd84267ed7c1abebb18a668ab241e697e9f18c0ef3e66e7b0c69b23bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling v1_hello_do_not_use v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fave_color`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fave_color: Color,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/main.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a352b85dd84267ed7c1abebb18a668ab241e697e9f18c0ef3e66e7b0c69b23bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a352b85dd84267ed7c1abebb18a668ab241e697e9f18c0ef3e66e7b0c69b23bc", kill_on_drop: false }`
[INFO] [stdout] a352b85dd84267ed7c1abebb18a668ab241e697e9f18c0ef3e66e7b0c69b23bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 349f2091acc2c167c95f8f8939787eab57f7f2b1d51c77b028c26013b149a914
[INFO] running `Command { std: "docker" "start" "-a" "349f2091acc2c167c95f8f8939787eab57f7f2b1d51c77b028c26013b149a914", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `fave_color`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fave_color: Color,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/main.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `v1_hello_do_not_use` (bin "v1_hello_do_not_use" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/v1_hello_do_not_use-7cedfe5ba3c48cb2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "349f2091acc2c167c95f8f8939787eab57f7f2b1d51c77b028c26013b149a914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349f2091acc2c167c95f8f8939787eab57f7f2b1d51c77b028c26013b149a914", kill_on_drop: false }`
[INFO] [stdout] 349f2091acc2c167c95f8f8939787eab57f7f2b1d51c77b028c26013b149a914