[INFO] fetching crate cnr 0.1.0... [INFO] documenting cnr-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate cnr 0.1.0 into /workspace/builds/worker-96/source [INFO] validating manifest of crates.io crate cnr 0.1.0 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 crates.io crate cnr 0.1.0 [INFO] finished tweaking crates.io crate cnr 0.1.0 [INFO] tweaked toml for crates.io crate cnr 0.1.0 written to /workspace/builds/worker-96/source/Cargo.toml [INFO] crate crates.io crate cnr 0.1.0 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 crossbeam-queue v0.3.1 [INFO] [stderr] Downloaded generator v0.6.24 [INFO] [stderr] Downloaded loom v0.4.0 [INFO] [stderr] Downloaded parking_lot v0.4.8 [INFO] [stderr] Downloaded arr_macro v0.1.3 [INFO] [stderr] Downloaded owning_ref v0.3.3 [INFO] [stderr] Downloaded arr_macro_impl v0.1.3 [INFO] [stderr] Downloaded crossbeam-utils v0.8.2 [INFO] [stderr] Downloaded parking_lot_core v0.2.14 [INFO] [stderr] Downloaded rustversion v1.0.4 [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 56aee38be64106aefe5ea2c39286e8a6768c5ddd3f52a3d7d5a18a2c96de2507 [INFO] running `Command { std: "docker" "start" "-a" "56aee38be64106aefe5ea2c39286e8a6768c5ddd3f52a3d7d5a18a2c96de2507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "56aee38be64106aefe5ea2c39286e8a6768c5ddd3f52a3d7d5a18a2c96de2507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56aee38be64106aefe5ea2c39286e8a6768c5ddd3f52a3d7d5a18a2c96de2507", kill_on_drop: false }` [INFO] [stdout] 56aee38be64106aefe5ea2c39286e8a6768c5ddd3f52a3d7d5a18a2c96de2507 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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] 891d0ee6c1464fc6f1711e0f60eeb8340d08d22b0aecf223a3e50e5d69c196db [INFO] running `Command { std: "docker" "start" "-a" "891d0ee6c1464fc6f1711e0f60eeb8340d08d22b0aecf223a3e50e5d69c196db", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Checking arr_macro v0.1.3 [INFO] [stderr] Documenting cnr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: could not find `prelude` in `alloc` [INFO] [stdout] --> src/log.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use alloc::prelude::v1::Box; [INFO] [stdout] | ^^^^^^^ could not find `prelude` in `alloc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Box` in this scope [INFO] [stdout] --> src/log.rs:165:20 [INFO] [stdout] | [INFO] [stdout] 165 | gc: UnsafeCell>, [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 4 | use alloc::boxed::Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:97:1 [INFO] [stdout] | [INFO] [stdout] 97 | #![feature(new_uninit)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:98:1 [INFO] [stdout] | [INFO] [stdout] 98 | #![feature(get_mut_unchecked)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:99:1 [INFO] [stdout] | [INFO] [stdout] 99 | #![feature(negative_impls)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:100:1 [INFO] [stdout] | [INFO] [stdout] 100 | #![feature(try_reserve)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not document `cnr` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name cnr src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=446b48e6523ba5b6 -L dependency=/opt/rustwide/target/debug/deps --extern arr_macro=/opt/rustwide/target/debug/deps/libarr_macro-def4b687e278a25c.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-20f36510ba531a6a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-1e3c371ab90a7930.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-df62a6794b74038e.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "891d0ee6c1464fc6f1711e0f60eeb8340d08d22b0aecf223a3e50e5d69c196db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "891d0ee6c1464fc6f1711e0f60eeb8340d08d22b0aecf223a3e50e5d69c196db", kill_on_drop: false }` [INFO] [stdout] 891d0ee6c1464fc6f1711e0f60eeb8340d08d22b0aecf223a3e50e5d69c196db