[INFO] fetching crate higher_order_functions 0.1.2... [INFO] checking higher_order_functions-0.1.2 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] extracting crate higher_order_functions 0.1.2 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate higher_order_functions 0.1.2 on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate higher_order_functions 0.1.2 [INFO] finished tweaking crates.io crate higher_order_functions 0.1.2 [INFO] tweaked toml for crates.io crate higher_order_functions 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ba1cae6988c086d9e06b2233da1b1a5bd80a9b043c589d07d896ca12e1d0f1f [INFO] running `Command { std: "docker" "start" "-a" "2ba1cae6988c086d9e06b2233da1b1a5bd80a9b043c589d07d896ca12e1d0f1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ba1cae6988c086d9e06b2233da1b1a5bd80a9b043c589d07d896ca12e1d0f1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ba1cae6988c086d9e06b2233da1b1a5bd80a9b043c589d07d896ca12e1d0f1f", kill_on_drop: false }` [INFO] [stdout] 2ba1cae6988c086d9e06b2233da1b1a5bd80a9b043c589d07d896ca12e1d0f1f [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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61733373a15568b0e85ea42e55c2635fc4dd46ca8110bdf5a62b75f9c6ff6440 [INFO] running `Command { std: "docker" "start" "-a" "61733373a15568b0e85ea42e55c2635fc4dd46ca8110bdf5a62b75f9c6ff6440", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking unicode-xid v0.2.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking higher_order_functions v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | #![feature(external_doc)] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: use #[doc = include_str!("filename")] instead, which handles macro invocations [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | #![feature(const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #44580 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #44265 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown `doc` attribute `include` [INFO] [stdout] --> src/lib.rs:116:7 [INFO] [stdout] | [INFO] [stdout] 116 | #[doc(include = "../README.md")] [INFO] [stdout] | ------^^^^^^^^^^^^^^^^^^^^^^^^-- help: use `doc = include_str!` instead: `#[doc = include_str!("../README.md")]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_doc_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown `doc` attribute `include` [INFO] [stdout] --> src/lib.rs:117:7 [INFO] [stdout] | [INFO] [stdout] 117 | #[doc(include = "../CHANGELOG.md")] [INFO] [stdout] | ------^^^^^^^^^^^^^^^^^^^^^^^^^^^-- help: use `doc = include_str!` instead: `#[doc = include_str!("../CHANGELOG.md")]` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `higher_order_functions` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "61733373a15568b0e85ea42e55c2635fc4dd46ca8110bdf5a62b75f9c6ff6440", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61733373a15568b0e85ea42e55c2635fc4dd46ca8110bdf5a62b75f9c6ff6440", kill_on_drop: false }` [INFO] [stdout] 61733373a15568b0e85ea42e55c2635fc4dd46ca8110bdf5a62b75f9c6ff6440