[INFO] crate syntex_syntax2 0.0.2 is already in cache [INFO] documenting syntex_syntax2-0.0.2 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566 [INFO] extracting crate syntex_syntax2 0.0.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate syntex_syntax2 0.0.2 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate syntex_syntax2 0.0.2 [INFO] finished tweaking crates.io crate syntex_syntax2 0.0.2 [INFO] tweaked toml for crates.io crate syntex_syntax2 0.0.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2985290142cd19b2027fb2e226ba043365b4eb6439648cd16a823ff3f8eec1fa [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" "2985290142cd19b2027fb2e226ba043365b4eb6439648cd16a823ff3f8eec1fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2985290142cd19b2027fb2e226ba043365b4eb6439648cd16a823ff3f8eec1fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2985290142cd19b2027fb2e226ba043365b4eb6439648cd16a823ff3f8eec1fa", kill_on_drop: false }` [INFO] [stdout] 2985290142cd19b2027fb2e226ba043365b4eb6439648cd16a823ff3f8eec1fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3ef2647a04783db05e3ffca72081723441f634e9005c18fd7be095e0ebd23d3 [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" "a3ef2647a04783db05e3ffca72081723441f634e9005c18fd7be095e0ebd23d3", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling extprim v1.7.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking serde v1.0.114 [INFO] [stderr] Checking syntex_pos v0.59.1 [INFO] [stderr] Checking serde_json v1.0.56 [INFO] [stderr] Checking syntex_errors v0.59.1 [INFO] [stderr] Documenting syntex_syntax2 v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/parse/lexer/mod.rs:322:9 [INFO] [stdout] | [INFO] [stdout] 322 | (pos - self.filemap.start_pos) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/parse/lexer/mod.rs:733:20 [INFO] [stdout] | [INFO] [stdout] 733 | '0'...'9' | '_' | '.' | 'e' | 'E' => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/print/pprust.rs:676:17 [INFO] [stdout] | [INFO] [stdout] 676 | (format!("\"{}\"", parse::escape_default(st))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/print/pprust.rs:679:17 [INFO] [stdout] | [INFO] [stdout] 679 | / (format!("r{delim}\"{string}\"{delim}", [INFO] [stdout] 680 | | delim=repeat("#", n), [INFO] [stdout] 681 | | string=st)) [INFO] [stdout] | |____________________________________^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 679 | format!("r{delim}\"{string}\"{delim}", [INFO] [stdout] 680 | delim=repeat("#", n), [INFO] [stdout] 681 | string=st) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[stable]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/attr.rs:627:22 [INFO] [stdout] | [INFO] [stdout] 627 | /// Represents the #[stable], #[unstable] and #[rustc_deprecated] attributes. [INFO] [stdout] | ^^^^^^ cannot be resolved, ignoring [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(intra_doc_link_resolution_failure)]` on by default [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[unstable]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/attr.rs:627:33 [INFO] [stdout] | [INFO] [stdout] 627 | /// Represents the #[stable], #[unstable] and #[rustc_deprecated] attributes. [INFO] [stdout] | ^^^^^^^^ cannot be resolved, ignoring [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[rustc_deprecated]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/attr.rs:627:49 [INFO] [stdout] | [INFO] [stdout] 627 | /// Represents the #[stable], #[unstable] and #[rustc_deprecated] attributes. [INFO] [stdout] | ^^^^^^^^^^^^^^^^ cannot be resolved, ignoring [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[feature]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/feature_gate.rs:61:20 [INFO] [stdout] | [INFO] [stdout] 61 | /// #![feature] attrs for stable language features, for error reporting [INFO] [stdout] | ^^^^^^^ cannot be resolved, ignoring [INFO] [stdout] ... [INFO] [stdout] 112 | / declare_features! ( [INFO] [stdout] 113 | | (active, asm, "1.0.0", Some(29722)), [INFO] [stdout] 114 | | (active, concat_idents, "1.0.0", Some(29599)), [INFO] [stdout] 115 | | (active, link_args, "1.0.0", Some(29596)), [INFO] [stdout] ... | [INFO] [stdout] 354 | | (active, abi_thiscall, "1.19.0", None), [INFO] [stdout] 355 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[feature]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/feature_gate.rs:63:20 [INFO] [stdout] | [INFO] [stdout] 63 | /// #![feature] attrs for non-language (library) features [INFO] [stdout] | ^^^^^^^ cannot be resolved, ignoring [INFO] [stdout] ... [INFO] [stdout] 112 | / declare_features! ( [INFO] [stdout] 113 | | (active, asm, "1.0.0", Some(29722)), [INFO] [stdout] 114 | | (active, concat_idents, "1.0.0", Some(29599)), [INFO] [stdout] 115 | | (active, link_args, "1.0.0", Some(29596)), [INFO] [stdout] ... | [INFO] [stdout] 354 | | (active, abi_thiscall, "1.19.0", None), [INFO] [stdout] 355 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[4]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/parse/parser.rs:2410:33 [INFO] [stdout] | [INFO] [stdout] 2410 | /// parse a.b or a(13) or a[4] or just a [INFO] [stdout] | ^ cannot be resolved, ignoring [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `[foo]` cannot be resolved, ignoring it. [INFO] [stdout] --> src/ext/base.rs:503:32 [INFO] [stdout] | [INFO] [stdout] 503 | /// An attribute macro - #[foo] [INFO] [stdout] | ^^^ cannot be resolved, ignoring [INFO] [stdout] | [INFO] [stdout] = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.55s [INFO] running `Command { std: "docker" "inspect" "a3ef2647a04783db05e3ffca72081723441f634e9005c18fd7be095e0ebd23d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3ef2647a04783db05e3ffca72081723441f634e9005c18fd7be095e0ebd23d3", kill_on_drop: false }` [INFO] [stdout] a3ef2647a04783db05e3ffca72081723441f634e9005c18fd7be095e0ebd23d3