[INFO] fetching crate rlu 0.6.0...
[INFO] checking rlu-0.6.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate rlu 0.6.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rlu 0.6.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rlu 0.6.0
[INFO] finished tweaking crates.io crate rlu 0.6.0
[INFO] tweaked toml for crates.io crate rlu 0.6.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate rlu 0.6.0 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabwriter v1.3.0
[INFO] [stderr]   Downloaded amd v0.2.2
[INFO] [stderr]   Downloaded spsolve v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d82b0e6a200da8c72623659b70c2095ba19c4aa17a9f9015047bd799b60668
[INFO] running `Command { std: "docker" "start" "-a" "53d82b0e6a200da8c72623659b70c2095ba19c4aa17a9f9015047bd799b60668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d82b0e6a200da8c72623659b70c2095ba19c4aa17a9f9015047bd799b60668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d82b0e6a200da8c72623659b70c2095ba19c4aa17a9f9015047bd799b60668", kill_on_drop: false }`
[INFO] [stdout] 53d82b0e6a200da8c72623659b70c2095ba19c4aa17a9f9015047bd799b60668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df6e92633a4bf91e2d67601389444474dafd49de4afcefcf2cb659ea61e51b36
[INFO] running `Command { std: "docker" "start" "-a" "df6e92633a4bf91e2d67601389444474dafd49de4afcefcf2cb659ea61e51b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking spsolve v0.1.0
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking amd v0.2.2
[INFO] [stderr]     Checking rlu v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `ignored`
[INFO] [stdout]   --> src/bin/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     #[cfg(feature = "ignored")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `default`, `pretty_dtoa`, `spsolve`, and `tabwriter`
[INFO] [stdout]    = help: consider adding `ignored` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `ignored`
[INFO] [stdout]   --> src/bin/main.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     #[cfg(feature = "ignored")]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `debug`, `default`, `pretty_dtoa`, `spsolve`, and `tabwriter`
[INFO] [stdout]    = help: consider adding `ignored` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "df6e92633a4bf91e2d67601389444474dafd49de4afcefcf2cb659ea61e51b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df6e92633a4bf91e2d67601389444474dafd49de4afcefcf2cb659ea61e51b36", kill_on_drop: false }`
[INFO] [stdout] df6e92633a4bf91e2d67601389444474dafd49de4afcefcf2cb659ea61e51b36