[INFO] cloning repository https://github.com/tyautyau56/actix-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tyautyau56/actix-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyautyau56%2Factix-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyautyau56%2Factix-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf8fa8f97100ee1a0d293a063f1349d2002a9a28
[INFO] documenting tyautyau56/actix-practice 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%2Ftyautyau56%2Factix-practice" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tyautyau56/actix-practice 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/tyautyau56/actix-practice
[INFO] finished tweaking git repo https://github.com/tyautyau56/actix-practice
[INFO] tweaked toml for git repo https://github.com/tyautyau56/actix-practice written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tyautyau56/actix-practice 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 2ec4d7fbd6920309b73f7a5d9010e9cbb695799395bbc8a589749e4f341ce7fb
[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" "2ec4d7fbd6920309b73f7a5d9010e9cbb695799395bbc8a589749e4f341ce7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec4d7fbd6920309b73f7a5d9010e9cbb695799395bbc8a589749e4f341ce7fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec4d7fbd6920309b73f7a5d9010e9cbb695799395bbc8a589749e4f341ce7fb", kill_on_drop: false }`
[INFO] [stdout] 2ec4d7fbd6920309b73f7a5d9010e9cbb695799395bbc8a589749e4f341ce7fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 817b4feacb0de6300dc74a7c9711329cd463cec03fa2afdd2f7706928a3709c9
[INFO] running `Command { std: "docker" "start" "-a" "817b4feacb0de6300dc74a7c9711329cd463cec03fa2afdd2f7706928a3709c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]     Checking tokio v0.2.24
[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-0.2.24/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="default"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="mio-uds"' --cfg 'feature="rt-core"' --cfg 'feature="rt-util"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="tcp"' --cfg 'feature="time"' --cfg 'feature="udp"' --cfg 'feature="uds"' --cfg 'feature="winapi"' -C metadata=3637754c7e407d04 -C extra-filename=-3637754c7e407d04 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-5a69d67e5415873b.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-c8d327ecbad1212c.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-382ab2fa1f66e331.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-acd7d23482fe8b54.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-78e88c8752ffc544.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-a54d4b647f438279.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-cbdba6e7b76273de.rmeta --extern mio_uds=/opt/rustwide/target/debug/deps/libmio_uds-a6403d96ed8e50de.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-9b92f793f7163e05.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-ae24499dcd0654f4.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-747ba401c49d5fd8.rmeta --cap-lints allow` (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" "817b4feacb0de6300dc74a7c9711329cd463cec03fa2afdd2f7706928a3709c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817b4feacb0de6300dc74a7c9711329cd463cec03fa2afdd2f7706928a3709c9", kill_on_drop: false }`
[INFO] [stdout] 817b4feacb0de6300dc74a7c9711329cd463cec03fa2afdd2f7706928a3709c9