[INFO] cloning repository https://github.com/deliangyang/test-work
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deliangyang/test-work" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a871132d3d7ed07cfffd69609401561c5fc507
[INFO] documenting deliangyang/test-work against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeliangyang%2Ftest-work" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deliangyang/test-work on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/deliangyang/test-work
[INFO] finished tweaking git repo https://github.com/deliangyang/test-work
[INFO] tweaked toml for git repo https://github.com/deliangyang/test-work written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/deliangyang/test-work already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e02fda9f72c9ab530557cbdc60bbe8b69fed73697dd9378561c0181a2148f65
[INFO] running `Command { std: "docker" "start" "-a" "5e02fda9f72c9ab530557cbdc60bbe8b69fed73697dd9378561c0181a2148f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e02fda9f72c9ab530557cbdc60bbe8b69fed73697dd9378561c0181a2148f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e02fda9f72c9ab530557cbdc60bbe8b69fed73697dd9378561c0181a2148f65", kill_on_drop: false }`
[INFO] [stdout] 5e02fda9f72c9ab530557cbdc60bbe8b69fed73697dd9378561c0181a2148f65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28c85ee9ddf10f23201d5321e75ab9e46405c03f8960f63df60faffde7fdfbd2
[INFO] running `Command { std: "docker" "start" "-a" "28c85ee9ddf10f23201d5321e75ab9e46405c03f8960f63df60faffde7fdfbd2", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]  Documenting test-work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling test-work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] attr: "test"
[INFO] [stdout] result: TokenStream [Ident { ident: "test", span: #0 bytes(563..567) }]
[INFO] [stdout] item: "fn test() {}"
[INFO] [stderr] error: could not document `test-work`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name rc src/bin/rc.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=8f731193f2154853 -L dependency=/opt/rustwide/target/debug/deps --extern test_work=/opt/rustwide/target/debug/deps/libtest_work-886ce2756a1e5f88.so --extern url=/opt/rustwide/target/debug/deps/liburl-c424f15ab522ce34.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `test-work`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name ref_cell src/bin/ref_cell.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=efb1ece32a1087c0 -L dependency=/opt/rustwide/target/debug/deps --extern test_work=/opt/rustwide/target/debug/deps/libtest_work-886ce2756a1e5f88.so --extern url=/opt/rustwide/target/debug/deps/liburl-c424f15ab522ce34.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `test-work`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name hashmap src/bin/hashmap.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=d48cc05317c6d48a -L dependency=/opt/rustwide/target/debug/deps --extern test_work=/opt/rustwide/target/debug/deps/libtest_work-886ce2756a1e5f88.so --extern url=/opt/rustwide/target/debug/deps/liburl-c424f15ab522ce34.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `test-work`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name boxes src/bin/boxes.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=ac7b4e221465bc40 -L dependency=/opt/rustwide/target/debug/deps --extern test_work=/opt/rustwide/target/debug/deps/libtest_work-886ce2756a1e5f88.so --extern url=/opt/rustwide/target/debug/deps/liburl-c424f15ab522ce34.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `test-work`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name deref src/bin/deref.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=92502fd0b0b72d06 -L dependency=/opt/rustwide/target/debug/deps --extern test_work=/opt/rustwide/target/debug/deps/libtest_work-886ce2756a1e5f88.so --extern url=/opt/rustwide/target/debug/deps/liburl-c424f15ab522ce34.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "28c85ee9ddf10f23201d5321e75ab9e46405c03f8960f63df60faffde7fdfbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c85ee9ddf10f23201d5321e75ab9e46405c03f8960f63df60faffde7fdfbd2", kill_on_drop: false }`
[INFO] [stdout] 28c85ee9ddf10f23201d5321e75ab9e46405c03f8960f63df60faffde7fdfbd2