[INFO] fetching crate fasteval3 3.0.1...
[INFO] checking fasteval3-3.0.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate fasteval3 3.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fasteval3 3.0.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fasteval3 3.0.1
[INFO] finished tweaking crates.io crate fasteval3 3.0.1
[INFO] tweaked toml for crates.io crate fasteval3 3.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fasteval3 3.0.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcdf39f353e71cb94a23f8214c7d15537fdc936248abb9890bdf6c2dc7f6ff7f
[INFO] running `Command { std: "docker" "start" "-a" "dcdf39f353e71cb94a23f8214c7d15537fdc936248abb9890bdf6c2dc7f6ff7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcdf39f353e71cb94a23f8214c7d15537fdc936248abb9890bdf6c2dc7f6ff7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdf39f353e71cb94a23f8214c7d15537fdc936248abb9890bdf6c2dc7f6ff7f", kill_on_drop: false }`
[INFO] [stdout] dcdf39f353e71cb94a23f8214c7d15537fdc936248abb9890bdf6c2dc7f6ff7f
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f857387dab07a889b4c28d2df086ad45aeff9135ab4fe4a32dc3bc458ee7132
[INFO] running `Command { std: "docker" "start" "-a" "7f857387dab07a889b4c28d2df086ad45aeff9135ab4fe4a32dc3bc458ee7132", kill_on_drop: false }`
[INFO] [stderr]     Checking fasteval3 v3.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `assert_error_margin` is never used
[INFO] [stdout]  --> tests/common.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) fn assert_error_margin(value_one: f64, value_two: f64) {
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `eval-builtin`
[INFO] [stdout]  --> tests/compile.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[cfg(feature = "eval-builtin")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `alpha-keywords`, `default`, `nightly`, and `unsafe-vars`
[INFO] [stdout]   = help: consider adding `eval-builtin` 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: unexpected `cfg` condition value: `eval-builtin`
[INFO] [stdout]   --> tests/compile.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[cfg(feature = "eval-builtin")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `alpha-keywords`, `default`, `nightly`, and `unsafe-vars`
[INFO] [stdout]    = help: consider adding `eval-builtin` 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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "7f857387dab07a889b4c28d2df086ad45aeff9135ab4fe4a32dc3bc458ee7132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f857387dab07a889b4c28d2df086ad45aeff9135ab4fe4a32dc3bc458ee7132", kill_on_drop: false }`
[INFO] [stdout] 7f857387dab07a889b4c28d2df086ad45aeff9135ab4fe4a32dc3bc458ee7132