[INFO] crate cargo-instruments 0.2.1 is already in cache
[INFO] testing cargo-instruments-0.2.1 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate cargo-instruments 0.2.1 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-instruments 0.2.1 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-instruments 0.2.1
[INFO] finished tweaking crates.io crate cargo-instruments 0.2.1
[INFO] tweaked toml for crates.io crate cargo-instruments 0.2.1 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e9822c798b77c8317fd7fe0ad758a0bc8d4fba287e6b3a4c92e03a2039168a85
[INFO] running `"docker" "start" "-a" "e9822c798b77c8317fd7fe0ad758a0bc8d4fba287e6b3a4c92e03a2039168a85"`
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling crates-io v0.22.0
[INFO] [stderr]    Compiling cargo v0.34.0
[INFO] [stderr]    Compiling cargo-instruments v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: cargo-instruments requires macOS.
[INFO] [stderr]  --> src/main.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | compile_error!("cargo-instruments requires macOS.");
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cargo-instruments`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e9822c798b77c8317fd7fe0ad758a0bc8d4fba287e6b3a4c92e03a2039168a85"`
[INFO] running `"docker" "rm" "-f" "e9822c798b77c8317fd7fe0ad758a0bc8d4fba287e6b3a4c92e03a2039168a85"`
[INFO] [stdout] e9822c798b77c8317fd7fe0ad758a0bc8d4fba287e6b3a4c92e03a2039168a85