[INFO] fetching crate cargo-instruments 0.3.2...
[INFO] documenting cargo-instruments-0.3.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cargo-instruments 0.3.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cargo-instruments 0.3.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-instruments 0.3.2
[INFO] finished tweaking crates.io crate cargo-instruments 0.3.2
[INFO] tweaked toml for crates.io crate cargo-instruments 0.3.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate cargo-instruments 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67a59f1bd63c01d2a1d53d7f4f9d94bb2ae16247a9ac1132a4d5fa10ae9f0118
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "67a59f1bd63c01d2a1d53d7f4f9d94bb2ae16247a9ac1132a4d5fa10ae9f0118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a59f1bd63c01d2a1d53d7f4f9d94bb2ae16247a9ac1132a4d5fa10ae9f0118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a59f1bd63c01d2a1d53d7f4f9d94bb2ae16247a9ac1132a4d5fa10ae9f0118", kill_on_drop: false }`
[INFO] [stdout] 67a59f1bd63c01d2a1d53d7f4f9d94bb2ae16247a9ac1132a4d5fa10ae9f0118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4cb5c48fc2a64b0f76ac37c3dce6525376d6069e7fbf1fd192acc3a6ab1083
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ab4cb5c48fc2a64b0f76ac37c3dce6525376d6069e7fbf1fd192acc3a6ab1083", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling curl v0.4.33
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking bytesize v1.0.1
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.12.13+1.0.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking git2 v0.13.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking cargo-platform v0.1.1
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking crates-io v0.31.1
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking cargo v0.47.0
[INFO] [stderr]  Documenting cargo-instruments v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: cargo-instruments requires macOS.
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | compile_error!("cargo-instruments requires macOS.");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `cargo-instruments`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name cargo_instruments src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-939bb92c8d96bb88.rmeta --extern cargo=/opt/rustwide/target/debug/deps/libcargo-36c70991d6a519c9.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-81f7e03051c3f333.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-55ef429793143bf2.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-56d69ea06716ba5a.rmeta --cap-lints=warn --crate-version 0.3.2` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "ab4cb5c48fc2a64b0f76ac37c3dce6525376d6069e7fbf1fd192acc3a6ab1083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4cb5c48fc2a64b0f76ac37c3dce6525376d6069e7fbf1fd192acc3a6ab1083", kill_on_drop: false }`
[INFO] [stdout] ab4cb5c48fc2a64b0f76ac37c3dce6525376d6069e7fbf1fd192acc3a6ab1083
