[INFO] cloning repository https://github.com/SeaLoong/drcom4scut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SeaLoong/drcom4scut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeaLoong%2Fdrcom4scut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeaLoong%2Fdrcom4scut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 662c23d141c6aac792abb3f3d35d6845745dd98e
[INFO] documenting SeaLoong/drcom4scut against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeaLoong%2Fdrcom4scut" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SeaLoong/drcom4scut on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SeaLoong/drcom4scut
[INFO] finished tweaking git repo https://github.com/SeaLoong/drcom4scut
[INFO] tweaked toml for git repo https://github.com/SeaLoong/drcom4scut written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/SeaLoong/drcom4scut already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-ini v0.13.0
[INFO] [stderr]   Downloaded arrayvec v0.5.1
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded bitflags v0.5.0
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] [stderr]   Downloaded proc-macro2 v1.0.20
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded hostname v0.3.1
[INFO] [stderr]   Downloaded resolv-conf v0.6.3
[INFO] [stderr]   Downloaded unicode-xid v0.0.3
[INFO] [stderr]   Downloaded unsafe-any v0.4.2
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.5
[INFO] [stderr]   Downloaded serde_json v1.0.57
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded thread-id v3.3.0
[INFO] [stderr]   Downloaded flate2 v1.0.17
[INFO] [stderr]   Downloaded lexical-core v0.7.4
[INFO] [stderr]   Downloaded match_cfg v0.1.0
[INFO] [stderr]   Downloaded ipnetwork v0.16.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.26.0
[INFO] [stderr]   Downloaded pnet_packet v0.26.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.5
[INFO] [stderr]   Downloaded memoffset v0.5.5
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded traitobject v0.1.0
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded pnet_base v0.26.0
[INFO] [stderr]   Downloaded syntex_pos v0.42.0
[INFO] [stderr]   Downloaded syntex v0.42.2
[INFO] [stderr]   Downloaded pnet_sys v0.26.0
[INFO] [stderr]   Downloaded pnet_transport v0.26.0
[INFO] [stderr]   Downloaded pnet v0.26.0
[INFO] [stderr]   Downloaded widestring v0.4.2
[INFO] [stderr]   Downloaded ipconfig v0.2.2
[INFO] [stderr]   Downloaded enum-as-inner v0.3.3
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded syn v1.0.39
[INFO] [stderr]   Downloaded typemap v0.3.3
[INFO] [stderr]   Downloaded pnet_datalink v0.26.0
[INFO] [stderr]   Downloaded glob v0.2.11
[INFO] [stderr]   Downloaded pnet_macros v0.26.0
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded config v0.10.1
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded syntex_errors v0.42.0
[INFO] [stderr]   Downloaded syntex_syntax v0.42.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e13dc3cbfbe8478cd758ea714a20395d1f054033c585b475f3562825170d047a
[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" "e13dc3cbfbe8478cd758ea714a20395d1f054033c585b475f3562825170d047a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e13dc3cbfbe8478cd758ea714a20395d1f054033c585b475f3562825170d047a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13dc3cbfbe8478cd758ea714a20395d1f054033c585b475f3562825170d047a", kill_on_drop: false }`
[INFO] [stdout] e13dc3cbfbe8478cd758ea714a20395d1f054033c585b475f3562825170d047a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3c52e79e01a674f074f66bd9ebe2c0de9b692fa9fa0079a37db8ef2aa997a8b
[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" "b3c52e79e01a674f074f66bd9ebe2c0de9b692fa9fa0079a37db8ef2aa997a8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking pnet_base v0.26.0
[INFO] [stderr]    Compiling pnet v0.26.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking pnet_sys v0.26.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking ipnetwork v0.16.0
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking pnet_macros_support v0.26.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking pnet_datalink v0.26.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.26.0
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]    Compiling pnet_packet v0.26.0
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]     Checking pnet_transport v0.26.0
[INFO] [stderr]  Documenting drcom4scut v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(ip)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `drcom4scut`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name drcom4scut src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c5714e68d7e46dbf.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-abf825a12bef7538.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-d8de5d56e70a343c.rmeta --extern config=/opt/rustwide/target/debug/deps/libconfig-a915dd58a6a80381.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-9921665676f3efea.rmeta --extern encoding_rs=/opt/rustwide/target/debug/deps/libencoding_rs-acfa9bdd28dd5dfb.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-b38b297ae8f34fd9.rmeta --extern hostname=/opt/rustwide/target/debug/deps/libhostname-b0c6109908e6cb29.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-6983cc3e29acc654.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-80d402bf2399c9a6.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-ee08cb76740d9a9a.rmeta --extern pnet=/opt/rustwide/target/debug/deps/libpnet-7ff3b66a16c4a223.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-415567b255644907.rmeta --extern trust_dns_resolver=/opt/rustwide/target/debug/deps/libtrust_dns_resolver-14ea8ed3736bee95.rmeta --cap-lints=warn --crate-version 0.2.3` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "b3c52e79e01a674f074f66bd9ebe2c0de9b692fa9fa0079a37db8ef2aa997a8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c52e79e01a674f074f66bd9ebe2c0de9b692fa9fa0079a37db8ef2aa997a8b", kill_on_drop: false }`
[INFO] [stdout] b3c52e79e01a674f074f66bd9ebe2c0de9b692fa9fa0079a37db8ef2aa997a8b
