[INFO] updating cached repository cmyr/cargo-instruments
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cmyr/cargo-instruments
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cmyr/cargo-instruments" "work/ex/beta-1.38-1/sources/1.37.0/gh/cmyr/cargo-instruments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cmyr/cargo-instruments'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cmyr/cargo-instruments" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmyr/cargo-instruments"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmyr/cargo-instruments'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c101de7722efd2832f5c307e32c051500bd85136
[INFO] sha for GitHub repo cmyr/cargo-instruments: c101de7722efd2832f5c307e32c051500bd85136
[INFO] validating manifest of cmyr/cargo-instruments on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cmyr/cargo-instruments on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cmyr/cargo-instruments
[INFO] finished frobbing cmyr/cargo-instruments
[INFO] frobbed toml for cmyr/cargo-instruments written to work/ex/beta-1.38-1/sources/1.37.0/gh/cmyr/cargo-instruments/Cargo.toml
[INFO] started frobbing cmyr/cargo-instruments
[INFO] finished frobbing cmyr/cargo-instruments
[INFO] frobbed toml for cmyr/cargo-instruments written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmyr/cargo-instruments/Cargo.toml
[INFO] crate cmyr/cargo-instruments already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cmyr/cargo-instruments against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cmyr/cargo-instruments:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] d46bbf46c0bfa5214d8f8d1baaf03fee91722abfbce37d9de17c5f92a60cc2bd
[INFO] running `"docker" "start" "-a" "d46bbf46c0bfa5214d8f8d1baaf03fee91722abfbce37d9de17c5f92a60cc2bd"`
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.17
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.12
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling sized-chunks v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling tar v0.4.22
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling ignore v0.4.6
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling im-rc v12.3.3
[INFO] [stderr]    Compiling rustfix v0.4.4
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling curl v0.4.20
[INFO] [stderr]    Compiling crates-io v0.22.0
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo v0.34.0
[INFO] [stderr]    Compiling cargo-instruments v0.2.1 (/opt/crater/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" "d46bbf46c0bfa5214d8f8d1baaf03fee91722abfbce37d9de17c5f92a60cc2bd"`
[INFO] running `"docker" "rm" "-f" "d46bbf46c0bfa5214d8f8d1baaf03fee91722abfbce37d9de17c5f92a60cc2bd"`
[INFO] [stdout] d46bbf46c0bfa5214d8f8d1baaf03fee91722abfbce37d9de17c5f92a60cc2bd