[INFO] cloning repository https://github.com/AlmightyFloppyFish/leaf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlmightyFloppyFish/leaf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 10afeedfb804851da0264a294c268a6a47122b5c [INFO] documenting AlmightyFloppyFish/leaf against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf" "/workspace/builds/worker-35/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlmightyFloppyFish/leaf on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] finished tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] tweaked toml for git repo https://github.com/AlmightyFloppyFish/leaf written to /workspace/builds/worker-35/source/Cargo.toml [INFO] crate git repo https://github.com/AlmightyFloppyFish/leaf already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--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 hermit-abi v0.1.14 [INFO] [stderr] Downloaded delegate v0.4.2 [INFO] [stderr] Downloaded owned_chars v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72c6432529b79b90859852ae619656bd2d91ed027cec74ff49b8f15861a39b6b [INFO] running `Command { std: "docker" "start" "-a" "72c6432529b79b90859852ae619656bd2d91ed027cec74ff49b8f15861a39b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72c6432529b79b90859852ae619656bd2d91ed027cec74ff49b8f15861a39b6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c6432529b79b90859852ae619656bd2d91ed027cec74ff49b8f15861a39b6b", kill_on_drop: false }` [INFO] [stdout] 72c6432529b79b90859852ae619656bd2d91ed027cec74ff49b8f15861a39b6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0940f3f1ded4b2944a6c9bbc92cda8ff6ab2a1360eb605a03eb8ec92f37e8252 [INFO] running `Command { std: "docker" "start" "-a" "0940f3f1ded4b2944a6c9bbc92cda8ff6ab2a1360eb605a03eb8ec92f37e8252", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Checking lumina-env v0.1.0 (/opt/rustwide/workdir/lumina-env) [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling beef v0.4.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Documenting lumina-env v0.1.0 (/opt/rustwide/workdir/lumina-env) [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking lumina-patterns v0.1.0 (/opt/rustwide/workdir/lumina-patterns) [INFO] [stderr] Documenting lumina-patterns v0.1.0 (/opt/rustwide/workdir/lumina-patterns) [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking lumina-util v0.1.0 (/opt/rustwide/workdir/lumina-util) [INFO] [stderr] Documenting lumina-util v0.1.0 (/opt/rustwide/workdir/lumina-util) [INFO] [stderr] Checking lumina-typesystem v0.1.0 (/opt/rustwide/workdir/lumina-typesystem) [INFO] [stderr] Documenting lumina-typesystem v0.1.0 (/opt/rustwide/workdir/lumina-typesystem) [INFO] [stdout] warning: unused import: `lumina_util::debug` [INFO] [stdout] --> lumina-typesystem/src/genbuffer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use lumina_util::debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> lumina-typesystem/src/lib.rs:209:36 [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!(INFERENCE_ERROR), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 209 | IType::Infer => panic!("{}", INFERENCE_ERROR), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling logos-derive v0.11.5 [INFO] [stderr] Compiling delegate v0.4.2 [INFO] [stderr] Checking owned_chars v0.3.1 [INFO] [stderr] Checking logos v0.11.4 [INFO] [stderr] Checking lumina-tokenizer v0.1.0 (/opt/rustwide/workdir/lumina-tokenizer) [INFO] [stderr] Documenting lumina-tokenizer v0.1.0 (/opt/rustwide/workdir/lumina-tokenizer) [INFO] [stderr] Checking lumina-parser v0.1.0 (/opt/rustwide/workdir/lumina-parser) [INFO] [stderr] Documenting lumina-parser v0.1.0 (/opt/rustwide/workdir/lumina-parser) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> lumina-parser/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> lumina-parser/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> lumina-parser/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> lumina-parser/src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> lumina-parser/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `option_expect_none` [INFO] [stdout] --> lumina-parser/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(option_expect_none)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not document `lumina-parser` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name lumina_parser lumina-parser/src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d482118291130056 -L dependency=/opt/rustwide/target/debug/deps --extern colored=/opt/rustwide/target/debug/deps/libcolored-da58854d4124d37a.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-da290a123e43b0e3.rmeta --extern lumina_env=/opt/rustwide/target/debug/deps/liblumina_env-4058642627838df6.rmeta --extern lumina_patterns=/opt/rustwide/target/debug/deps/liblumina_patterns-3e63720ccbe60da3.rmeta --extern lumina_tokenizer=/opt/rustwide/target/debug/deps/liblumina_tokenizer-e8267da51a98e9d4.rmeta --extern lumina_util=/opt/rustwide/target/debug/deps/liblumina_util-79b9a5a4bbaa2418.rmeta --extern take_mut=/opt/rustwide/target/debug/deps/libtake_mut-982afd08411e3526.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lumina-parser` due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "0940f3f1ded4b2944a6c9bbc92cda8ff6ab2a1360eb605a03eb8ec92f37e8252", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0940f3f1ded4b2944a6c9bbc92cda8ff6ab2a1360eb605a03eb8ec92f37e8252", kill_on_drop: false }` [INFO] [stdout] 0940f3f1ded4b2944a6c9bbc92cda8ff6ab2a1360eb605a03eb8ec92f37e8252