[INFO] cloning repository https://github.com/wojciechkepka/notor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wojciechkepka/notor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojciechkepka%2Fnotor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojciechkepka%2Fnotor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c7981de15878bba53c61b60ebd8c5ca2cfce5a2
[INFO] documenting wojciechkepka/notor against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojciechkepka%2Fnotor" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wojciechkepka/notor on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wojciechkepka/notor
[INFO] finished tweaking git repo https://github.com/wojciechkepka/notor
[INFO] tweaked toml for git repo https://github.com/wojciechkepka/notor written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/wojciechkepka/notor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] d131f5e98c687663c05b26d9245d4f1f431483e80c052581c5504ee50a080160
[INFO] running `Command { std: "docker" "start" "-a" "d131f5e98c687663c05b26d9245d4f1f431483e80c052581c5504ee50a080160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d131f5e98c687663c05b26d9245d4f1f431483e80c052581c5504ee50a080160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d131f5e98c687663c05b26d9245d4f1f431483e80c052581c5504ee50a080160", kill_on_drop: false }`
[INFO] [stdout] d131f5e98c687663c05b26d9245d4f1f431483e80c052581c5504ee50a080160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f415649b32148b96cf9be2f2b5503b2643f2c6aba69ea9e34eba88408c994600
[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" "f415649b32148b96cf9be2f2b5503b2643f2c6aba69ea9e34eba88408c994600", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling whoami v1.1.0
[INFO] [stderr]  Documenting notor-web v0.1.0 (/opt/rustwide/workdir/notor-web)
[INFO] [stderr]    Compiling crossbeam-utils v0.8.2
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling hashlink v0.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking tracing v0.1.24
[INFO] [stderr]    Compiling mio v0.7.8
[INFO] [stderr]     Checking indexmap v1.6.1
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking tokio v1.2.0
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.2.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="parking_lot"' --cfg 'feature="process"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --cfg 'feature="winapi"' -C metadata=2d1c6b984da97572 -C extra-filename=-2d1c6b984da97572 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-7b9084f8ae89ce82.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-8301a97d4e2bd320.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-a54d4b647f438279.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-76c23fa50034ca90.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-cb23cf15835f28f2.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-2367091319ee7aee.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-f3a2a946e169511e.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-29fe5bc65d79d0e0.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-38c0ba15025df0bb.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-a55fbea43485ac5f.so --cap-lints allow --cfg tokio_track_caller` (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" "f415649b32148b96cf9be2f2b5503b2643f2c6aba69ea9e34eba88408c994600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f415649b32148b96cf9be2f2b5503b2643f2c6aba69ea9e34eba88408c994600", kill_on_drop: false }`
[INFO] [stdout] f415649b32148b96cf9be2f2b5503b2643f2c6aba69ea9e34eba88408c994600
