[INFO] cloning repository https://github.com/lukaspustina/mhost
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukaspustina/mhost" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaspustina%2Fmhost", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaspustina%2Fmhost'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 852e53bb889409ccaa279ad8ddf52c43c4b4f1cf
[INFO] documenting lukaspustina/mhost against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukaspustina%2Fmhost" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukaspustina/mhost on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukaspustina/mhost
[INFO] finished tweaking git repo https://github.com/lukaspustina/mhost
[INFO] tweaked toml for git repo https://github.com/lukaspustina/mhost written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lukaspustina/mhost already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trust-dns-https v0.20.4
[INFO] [stderr]   Downloaded lit v1.0.4
[INFO] [stderr]   Downloaded trust-dns-rustls v0.20.4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e87721ef748ee52b505d66bb9ba82083ec2ea7da80db1e239c8e2e2fdeacbe7e
[INFO] running `Command { std: "docker" "start" "-a" "e87721ef748ee52b505d66bb9ba82083ec2ea7da80db1e239c8e2e2fdeacbe7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87721ef748ee52b505d66bb9ba82083ec2ea7da80db1e239c8e2e2fdeacbe7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87721ef748ee52b505d66bb9ba82083ec2ea7da80db1e239c8e2e2fdeacbe7e", kill_on_drop: false }`
[INFO] [stdout] e87721ef748ee52b505d66bb9ba82083ec2ea7da80db1e239c8e2e2fdeacbe7e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe28cc73bb0bf6f1cfed34d58c4d9c69ed7b58f26af60bf1fcd57c0425ed5c9b
[INFO] running `Command { std: "docker" "start" "-a" "fe28cc73bb0bf6f1cfed34d58c4d9c69ed7b58f26af60bf1fcd57c0425ed5c9b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking lru_time_cache v0.11.11
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr] error: could not compile `data-encoding`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name data_encoding --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/data-encoding-2.3.2/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 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=3af01e88251629b0 -C extra-filename=-3af01e88251629b0 --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 `tracing-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-core-0.1.22/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 --cfg 'feature="default"' --cfg 'feature="lazy_static"' --cfg 'feature="std"' --cfg 'feature="valuable"' -C metadata=a10bada52b52c787 -C extra-filename=-a10bada52b52c787 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `ipnet`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ipnet /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ipnet-2.3.1/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=5e904709a8a14902 -C extra-filename=-5e904709a8a14902 --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 `strsim`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name strsim /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/strsim-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=97acf7234ab81b11 -C extra-filename=-97acf7234ab81b11 --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 `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=bc8766588d59542a -C extra-filename=-bc8766588d59542a --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 `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-1.1.0/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 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=57de1f6d7c9c6f6c -C extra-filename=-57de1f6d7c9c6f6c --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" "fe28cc73bb0bf6f1cfed34d58c4d9c69ed7b58f26af60bf1fcd57c0425ed5c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe28cc73bb0bf6f1cfed34d58c4d9c69ed7b58f26af60bf1fcd57c0425ed5c9b", kill_on_drop: false }`
[INFO] [stdout] fe28cc73bb0bf6f1cfed34d58c4d9c69ed7b58f26af60bf1fcd57c0425ed5c9b