[INFO] cloning repository https://github.com/wuyuz/Actix-exercise
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wuyuz/Actix-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuz%2FActix-exercise", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuz%2FActix-exercise'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6343534ad5234777700f4006b33fc783a0a48ee6
[INFO] documenting wuyuz/Actix-exercise against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwuyuz%2FActix-exercise" "/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/wuyuz/Actix-exercise on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wuyuz/Actix-exercise
[INFO] finished tweaking git repo https://github.com/wuyuz/Actix-exercise
[INFO] tweaked toml for git repo https://github.com/wuyuz/Actix-exercise written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/wuyuz/Actix-exercise already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded standback v0.2.14
[INFO] [stderr]   Downloaded smallvec v1.6.0
[INFO] [stderr]   Downloaded pin-project v1.0.3
[INFO] [stderr]   Downloaded futures-sink v0.3.9
[INFO] [stderr]   Downloaded tokio-openssl v0.4.0
[INFO] [stderr]   Downloaded futures-executor v0.3.9
[INFO] [stderr]   Downloaded futures-channel v0.3.9
[INFO] [stderr]   Downloaded futures-io v0.3.9
[INFO] [stderr]   Downloaded futures-macro v0.3.9
[INFO] [stderr]   Downloaded pin-project-lite v0.2.1
[INFO] [stderr]   Downloaded futures-task v0.3.9
[INFO] [stderr]   Downloaded futures-util v0.3.9
[INFO] [stderr]   Downloaded pin-project-internal v1.0.3
[INFO] [stderr]   Downloaded futures-core v0.3.9
[INFO] [stderr]   Downloaded futures v0.3.9
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 258008a6ec742ed5842be9e1144c83e06c40ce2eaf14b6e2c5fc5bb4b4cc4f49
[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" "258008a6ec742ed5842be9e1144c83e06c40ce2eaf14b6e2c5fc5bb4b4cc4f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "258008a6ec742ed5842be9e1144c83e06c40ce2eaf14b6e2c5fc5bb4b4cc4f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "258008a6ec742ed5842be9e1144c83e06c40ce2eaf14b6e2c5fc5bb4b4cc4f49", kill_on_drop: false }`
[INFO] [stdout] 258008a6ec742ed5842be9e1144c83e06c40ce2eaf14b6e2c5fc5bb4b4cc4f49
[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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db8857ded61ebbcf1ae30177b43bd0b4aef2bfbdacf44eb13aa5657b41d57b53
[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" "db8857ded61ebbcf1ae30177b43bd0b4aef2bfbdacf44eb13aa5657b41d57b53", kill_on_drop: false }`
[INFO] [stderr]  Documenting exam v0.1.0 (/opt/rustwide/workdir/exam)
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.3
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking time v0.2.23
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking actix-threadpool v0.3.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking cookie v0.14.3
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking pin-project v1.0.3
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking actix-service v1.0.6
[INFO] [stderr]     Checking futures v0.3.9
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking trust-dns-proto v0.19.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-openssl v0.4.0
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking actix-codec v0.3.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-utils v2.0.0
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking actix-server v1.0.4
[INFO] [stderr]     Checking actix-tls v2.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking trust-dns-resolver v0.19.6
[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking actix-router v0.2.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-connect v2.0.0
[INFO] [stderr]     Checking actix v0.10.0
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]  Documenting actor-ping v0.1.0 (/opt/rustwide/workdir/actor-ping)
[INFO] [stderr]     Checking actix-http v2.2.0
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking awc v2.0.3
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking actix-web v3.3.2
[INFO] [stderr]     Checking actix-files v0.2.2
[INFO] [stderr]  Documenting hello_actix v0.1.0 (/opt/rustwide/workdir/hello_actix)
[INFO] [stderr]  Documenting actor-handler v0.1.0 (/opt/rustwide/workdir/actor-handler)
[INFO] [stderr]  Documenting url-dispatch v0.1.0 (/opt/rustwide/workdir/url-dispatch)
[INFO] [stderr]  Documenting extractors v0.1.0 (/opt/rustwide/workdir/extractors)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.23s
[INFO] running `Command { std: "docker" "inspect" "db8857ded61ebbcf1ae30177b43bd0b4aef2bfbdacf44eb13aa5657b41d57b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8857ded61ebbcf1ae30177b43bd0b4aef2bfbdacf44eb13aa5657b41d57b53", kill_on_drop: false }`
[INFO] [stdout] db8857ded61ebbcf1ae30177b43bd0b4aef2bfbdacf44eb13aa5657b41d57b53