[INFO] cloning repository https://github.com/foresterre/stew
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foresterre/stew" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fstew", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforesterre%2Fstew'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23e91706d957f34787bad78de7341f065d15151d
[INFO] documenting foresterre/stew 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%2Fforesterre%2Fstew" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foresterre/stew 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/foresterre/stew
[INFO] finished tweaking git repo https://github.com/foresterre/stew
[INFO] tweaked toml for git repo https://github.com/foresterre/stew written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/foresterre/stew 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]     Updating crates.io index
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c1a8898ea4207a3870679ecc067fe354cb8f0b09494f23eca5a0c97d712c7cdd
[INFO] running `Command { std: "docker" "start" "-a" "c1a8898ea4207a3870679ecc067fe354cb8f0b09494f23eca5a0c97d712c7cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a8898ea4207a3870679ecc067fe354cb8f0b09494f23eca5a0c97d712c7cdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a8898ea4207a3870679ecc067fe354cb8f0b09494f23eca5a0c97d712c7cdd", kill_on_drop: false }`
[INFO] [stdout] c1a8898ea4207a3870679ecc067fe354cb8f0b09494f23eca5a0c97d712c7cdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 9d81908a5045e3d38f925ab8bb48bf7baf206c60e43d83db53482bebdfd6280b
[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" "9d81908a5045e3d38f925ab8bb48bf7baf206c60e43d83db53482bebdfd6280b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking either v1.3.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking bitflags v1.0.0
[INFO] [stderr]     Checking safe-transmute v0.10.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking png v0.14.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]     Checking combostew v0.2.0
[INFO] [stderr]     Checking combostew_cli v0.1.0
[INFO] [stderr]  Documenting stew v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking stew v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/huerotate.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     ;
[INFO] [stdout]    |     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name blur src/bin/blur.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=76dce402d3e8424c -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name resize src/bin/resize.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=34f6c7194f974a1e -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name unsharpen src/bin/unsharpen.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=8bf78fb8241653ca -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name fliph src/bin/fliph.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=6bcc111ba4882edd -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name huerotate src/bin/huerotate.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=e16bcc7f73da9dbb -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name filter3x3 src/bin/filter3x3.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=94c08246e912476b -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `stew`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name rotate180 src/bin/rotate180.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=2f1cfc16b8d40de4 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-e84e26f676da53f8.rmeta --extern combostew=/opt/rustwide/target/debug/deps/libcombostew-2aa35d6733a3e679.rmeta --extern combostew_cli=/opt/rustwide/target/debug/deps/libcombostew_cli-8daf4b7858534873.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-0f127559ffa2add1.rmeta --extern stew_lib=/opt/rustwide/target/debug/deps/libstew_lib-57e6b626d92eec8b.rmeta --cap-lints=warn --crate-version 0.2.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9d81908a5045e3d38f925ab8bb48bf7baf206c60e43d83db53482bebdfd6280b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d81908a5045e3d38f925ab8bb48bf7baf206c60e43d83db53482bebdfd6280b", kill_on_drop: false }`
[INFO] [stdout] 9d81908a5045e3d38f925ab8bb48bf7baf206c60e43d83db53482bebdfd6280b