[INFO] fetching crate rustmex_matlab800 0.2.0...
[INFO] checking rustmex_matlab800-0.2.0 against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721-1
[INFO] extracting crate rustmex_matlab800 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rustmex_matlab800 0.2.0
[INFO] finished tweaking crates.io crate rustmex_matlab800 0.2.0
[INFO] tweaked toml for crates.io crate rustmex_matlab800 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustmex_matlab800 0.2.0 on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustmex_matlab800 0.2.0 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustmex_core v0.3.0
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6
[INFO] running `Command { std: "docker" "start" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling rustmex_matlab800 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `octave`
[INFO] [stdout]  --> build.rs:6:45
[INFO] [stdout]   |
[INFO] [stdout] 6 |     if cfg!(target_os = "windows") && cfg!(not(feature = "octave")) {
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `octave` 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] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rustmex_core v0.3.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6", kill_on_drop: false }`
[INFO] [stdout] 421ccbfa74ac5725bd8ad10d5d0c00ebb118d32d7cb8ed2de1632f49e9bf46e6