[INFO] cloning repository https://github.com/mute1997/runtc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mute1997/runtc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmute1997%2Fruntc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmute1997%2Fruntc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 795a664d9c4ee804ec3dfb15b7c682bf2c698f87 [INFO] documenting mute1997/runtc against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmute1997%2Fruntc" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mute1997/runtc on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mute1997/runtc [INFO] finished tweaking git repo https://github.com/mute1997/runtc [INFO] tweaked toml for git repo https://github.com/mute1997/runtc written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/mute1997/runtc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded log4rs v0.12.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b85bb1e46c30e177e4b54e890651c3e2eccee224ae7d57581197ba11f3857e0 [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" "6b85bb1e46c30e177e4b54e890651c3e2eccee224ae7d57581197ba11f3857e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b85bb1e46c30e177e4b54e890651c3e2eccee224ae7d57581197ba11f3857e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b85bb1e46c30e177e4b54e890651c3e2eccee224ae7d57581197ba11f3857e0", kill_on_drop: false }` [INFO] [stdout] 6b85bb1e46c30e177e4b54e890651c3e2eccee224ae7d57581197ba11f3857e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "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] 69035ef2d4922987f1b9023a0b3c736df19ba16ba84faf3535c3a1bf509de1b9 [INFO] running `Command { std: "docker" "start" "-a" "69035ef2d4922987f1b9023a0b3c736df19ba16ba84faf3535c3a1bf509de1b9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking adler v0.2.2 [INFO] [stderr] Checking smallvec v1.4.1 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ordered-float v1.1.0 [INFO] [stderr] Checking num-integer v0.1.43 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking serde-value v0.6.0 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking log4rs v0.12.0 [INFO] [stderr] Documenting runtc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(backtrace)] [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 `runtc`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name runtc 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 anyhow=/opt/rustwide/target/debug/deps/libanyhow-70b362b0d3f6c020.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-94bf6ccab4977d54.rmeta --extern exitcode=/opt/rustwide/target/debug/deps/libexitcode-2ed41d16722122b1.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-b01612d4497dfcce.rmeta --extern log4rs=/opt/rustwide/target/debug/deps/liblog4rs-f8e6bf554b9bd79b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7d2fd64f7ecd3969.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-1cd07305f6913e54.rmeta --extern uuid=/opt/rustwide/target/debug/deps/libuuid-793e84655a5161ed.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "69035ef2d4922987f1b9023a0b3c736df19ba16ba84faf3535c3a1bf509de1b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69035ef2d4922987f1b9023a0b3c736df19ba16ba84faf3535c3a1bf509de1b9", kill_on_drop: false }` [INFO] [stdout] 69035ef2d4922987f1b9023a0b3c736df19ba16ba84faf3535c3a1bf509de1b9