[INFO] cloning repository https://github.com/heyrutvik/turing-script [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heyrutvik/turing-script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheyrutvik%2Fturing-script'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c57311ab0f431fe6dc644700a303db8f82a41fa7 [INFO] documenting heyrutvik/turing-script 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%2Fheyrutvik%2Fturing-script" "/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/heyrutvik/turing-script 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/heyrutvik/turing-script [INFO] finished tweaking git repo https://github.com/heyrutvik/turing-script [INFO] tweaked toml for git repo https://github.com/heyrutvik/turing-script written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/heyrutvik/turing-script 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] 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" "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] 2a4f233b8c4fc06d2f661de45c1f8fe1bd4e62f2061e7daa63c7e09bd71c43c0 [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" "2a4f233b8c4fc06d2f661de45c1f8fe1bd4e62f2061e7daa63c7e09bd71c43c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a4f233b8c4fc06d2f661de45c1f8fe1bd4e62f2061e7daa63c7e09bd71c43c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a4f233b8c4fc06d2f661de45c1f8fe1bd4e62f2061e7daa63c7e09bd71c43c0", kill_on_drop: false }` [INFO] [stdout] 2a4f233b8c4fc06d2f661de45c1f8fe1bd4e62f2061e7daa63c7e09bd71c43c0 [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" "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] [stdout] 12adf9ff1877f6cc575984746796854c76894b0690e97e822edc258c8afc2c2d [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" "12adf9ff1877f6cc575984746796854c76894b0690e97e822edc258c8afc2c2d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Checking either v1.5.1 [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Documenting turing-script v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::slice::SliceConcatExt` [INFO] [stdout] --> src/core.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::slice::SliceConcatExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `SliceConcatExt` in `slice` [INFO] [stdout] [INFO] [stdout] [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(slice_concat_ext)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [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(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(box_syntax, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: half-open range patterns are unstable [INFO] [stdout] --> src/elaborator.rs:12:46 [INFO] [stdout] | [INFO] [stdout] 12 | [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: half-open range patterns are unstable [INFO] [stdout] --> src/helper.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: exclusive range pattern syntax is experimental [INFO] [stdout] --> src/elaborator.rs:12:46 [INFO] [stdout] | [INFO] [stdout] 12 | [Term::Exec(e1), Term::Exec(e2), rest..] => match (e1, e2) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #37854 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: exclusive range pattern syntax is experimental [INFO] [stdout] --> src/helper.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | [head, rest..] => Term::Seq(box head.clone(), box rule_seq(rest)), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #37854 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: Could not document `turing-script`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name turing_script 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 combine=/opt/rustwide/target/debug/deps/libcombine-34b0801d70629ffb.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-21b25bee33fceb3c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "12adf9ff1877f6cc575984746796854c76894b0690e97e822edc258c8afc2c2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12adf9ff1877f6cc575984746796854c76894b0690e97e822edc258c8afc2c2d", kill_on_drop: false }` [INFO] [stdout] 12adf9ff1877f6cc575984746796854c76894b0690e97e822edc258c8afc2c2d