[INFO] cloning repository https://github.com/15024/opening_files
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/15024/opening_files" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15024%2Fopening_files", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15024%2Fopening_files'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a74c6155be8a0783d23a29c71aa8a4e9b2541d8
[INFO] documenting 15024/opening_files against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F15024%2Fopening_files" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/15024/opening_files on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/15024/opening_files
[INFO] finished tweaking git repo https://github.com/15024/opening_files
[INFO] tweaked toml for git repo https://github.com/15024/opening_files written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/15024/opening_files already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bzip2-sys v0.1.7
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.45
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.45
[INFO] [stderr]   Downloaded stdweb v0.4.17
[INFO] [stderr]   Downloaded xi-unicode v0.1.0
[INFO] [stderr]   Downloaded derivative v1.0.2
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded directories v1.0.2
[INFO] [stderr]   Downloaded hashbrown v0.3.0
[INFO] [stderr]   Downloaded image v0.21.1
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.7
[INFO] [stderr]   Downloaded base-x v0.2.4
[INFO] [stderr]   Downloaded stdweb-derive v0.5.1
[INFO] [stderr]   Downloaded bumpalo v2.4.3
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.4
[INFO] [stderr]   Downloaded mint v0.5.1
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.3
[INFO] [stderr]   Downloaded glutin v0.20.0
[INFO] [stderr]   Downloaded gleam v0.6.17
[INFO] [stderr]   Downloaded gfx_device_gl v0.16.1
[INFO] [stderr]   Downloaded lyon_algorithms v0.13.1
[INFO] [stderr]   Downloaded rusttype v0.7.6
[INFO] [stderr]   Downloaded gilrs-core v0.2.2
[INFO] [stderr]   Downloaded lyon_geom v0.12.6
[INFO] [stderr]   Downloaded lyon_path v0.13.1
[INFO] [stderr]   Downloaded x11-dl v2.18.3
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.5
[INFO] [stderr]   Downloaded gilrs v0.7.1
[INFO] [stderr]   Downloaded twox-hash v1.3.0
[INFO] [stderr]   Downloaded gfx_gl v0.6.0
[INFO] [stderr]   Downloaded cocoa v0.18.4
[INFO] [stderr]   Downloaded winit v0.19.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.45
[INFO] [stderr]   Downloaded euclid v0.19.8
[INFO] [stderr]   Downloaded wayland-protocols v0.21.12
[INFO] [stderr]   Downloaded lyon v0.13.1
[INFO] [stderr]   Downloaded gfx v0.18.1
[INFO] [stderr]   Downloaded gfx_core v0.9.1
[INFO] [stderr]   Downloaded wayland-client v0.21.12
[INFO] [stderr]   Downloaded backtrace v0.3.24
[INFO] [stderr]   Downloaded wayland-scanner v0.21.12
[INFO] [stderr]   Downloaded zip v0.5.2
[INFO] [stderr]   Downloaded wayland-sys v0.21.12
[INFO] [stderr]   Downloaded glyph_brush_layout v0.1.6
[INFO] [stderr]   Downloaded wayland-commons v0.21.12
[INFO] [stderr]   Downloaded downcast-rs v1.0.4
[INFO] [stderr]   Downloaded ggez v0.5.0-rc.2
[INFO] [stderr]   Downloaded toml v0.5.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.45
[INFO] [stderr]   Downloaded png v0.14.1
[INFO] [stderr]   Downloaded rustc-hash v1.0.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.45
[INFO] [stderr]   Downloaded nix v0.13.0
[INFO] [stderr]   Downloaded lyon_tessellation v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fc13a249b4e43048d0950051ab3d22b47edf84a9a85d633e5e41b2830d78be1
[INFO] running `Command { std: "docker" "start" "-a" "2fc13a249b4e43048d0950051ab3d22b47edf84a9a85d633e5e41b2830d78be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fc13a249b4e43048d0950051ab3d22b47edf84a9a85d633e5e41b2830d78be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc13a249b4e43048d0950051ab3d22b47edf84a9a85d633e5e41b2830d78be1", kill_on_drop: false }`
[INFO] [stdout] 2fc13a249b4e43048d0950051ab3d22b47edf84a9a85d633e5e41b2830d78be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5642f2ed590dadf86012ef282d5c59774b6a55cde65e7d067511cd79c1430cb0
[INFO] running `Command { std: "docker" "start" "-a" "5642f2ed590dadf86012ef282d5c59774b6a55cde65e7d067511cd79c1430cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling xml-rs v0.8.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking downcast-rs v1.0.4
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling libm v0.1.3
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking hashbrown v0.3.0
[INFO] [stderr]     Checking mint v0.5.1
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking claxon v0.3.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.37/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=361443b691fe7960 -C extra-filename=-361443b691fe7960 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `xml-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=81e0f4a378897060 -C extra-filename=-81e0f4a378897060 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-0.1.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=47e82e7dfe30921b -C extra-filename=-47e82e7dfe30921b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `xml-rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name xml /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/xml-rs-0.8.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=14a53b721b55f526 -C extra-filename=-14a53b721b55f526 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5642f2ed590dadf86012ef282d5c59774b6a55cde65e7d067511cd79c1430cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5642f2ed590dadf86012ef282d5c59774b6a55cde65e7d067511cd79c1430cb0", kill_on_drop: false }`
[INFO] [stdout] 5642f2ed590dadf86012ef282d5c59774b6a55cde65e7d067511cd79c1430cb0