[INFO] cloning repository https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael-F-Bryan/mdbook-linkcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fmdbook-linkcheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fmdbook-linkcheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89ee96da7ab5367634eaad5242b968f61f0cd7e1
[INFO] testing Michael-F-Bryan/mdbook-linkcheck against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fmdbook-linkcheck" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-24/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/Michael-F-Bryan/mdbook-linkcheck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 opener v0.5.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.70
[INFO] [stderr]   Downloaded handlebars v4.1.4
[INFO] [stderr]   Downloaded codespan v0.11.1
[INFO] [stderr]   Downloaded git2 v0.13.23
[INFO] [stderr]   Downloaded format-buf v1.0.0
[INFO] [stderr]   Downloaded linkify v0.7.0
[INFO] [stderr]   Downloaded topological-sort v0.1.0
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded zip v0.5.13
[INFO] [stderr]   Downloaded lzma-sys v0.1.17
[INFO] [stderr]   Downloaded linkcheck v0.4.1
[INFO] [stderr]   Downloaded mdbook v0.4.13
[INFO] [stderr]   Downloaded libgit2-sys v0.12.24+1.3.0
[INFO] [stderr]   Downloaded openssl-src v300.0.2+3.0.0
[INFO] [stderr]   Downloaded build-info-proc v0.0.21
[INFO] [stderr]   Downloaded build-info v0.0.21
[INFO] [stderr]   Downloaded build-info-common v0.0.21
[INFO] [stderr]   Downloaded build-info-build v0.0.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d48a91f13f4c16b6b5b59d2a44521bddeb8bf2b62b2da432ad2b63eb018b4d6
[INFO] running `Command { std: "docker" "start" "-a" "7d48a91f13f4c16b6b5b59d2a44521bddeb8bf2b62b2da432ad2b63eb018b4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d48a91f13f4c16b6b5b59d2a44521bddeb8bf2b62b2da432ad2b63eb018b4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d48a91f13f4c16b6b5b59d2a44521bddeb8bf2b62b2da432ad2b63eb018b4d6", kill_on_drop: false }`
[INFO] [stdout] 7d48a91f13f4c16b6b5b59d2a44521bddeb8bf2b62b2da432ad2b63eb018b4d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "RUSTFLAGS=--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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a2ea81a54ce796d331d2a8b6c1227e979dd259a6697500391a596ea3f434d55
[INFO] running `Command { std: "docker" "start" "-a" "5a2ea81a54ce796d331d2a8b6c1227e979dd259a6697500391a596ea3f434d55", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.69
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling topological-sort v0.1.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr] error: could not compile `proc-macro-hack`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro_hack --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro-hack-0.5.19/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=bd66513869653eb4 -C extra-filename=-bd66513869653eb4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5a2ea81a54ce796d331d2a8b6c1227e979dd259a6697500391a596ea3f434d55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2ea81a54ce796d331d2a8b6c1227e979dd259a6697500391a596ea3f434d55", kill_on_drop: false }`
[INFO] [stdout] 5a2ea81a54ce796d331d2a8b6c1227e979dd259a6697500391a596ea3f434d55