[INFO] fetching crate owned_chunks 0.1.1... [INFO] testing owned_chunks-0.1.1 against 1.91.0 for beta-1.92-2 [INFO] extracting crate owned_chunks 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate owned_chunks 0.1.1 [INFO] finished tweaking crates.io crate owned_chunks 0.1.1 [INFO] tweaked toml for crates.io crate owned_chunks 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate owned_chunks 0.1.1 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dada119a51d88b9964f15d0d8527c9f3b2d8a132837d648200d2d08d8f9c29b [INFO] running `Command { std: "docker" "start" "-a" "4dada119a51d88b9964f15d0d8527c9f3b2d8a132837d648200d2d08d8f9c29b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dada119a51d88b9964f15d0d8527c9f3b2d8a132837d648200d2d08d8f9c29b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dada119a51d88b9964f15d0d8527c9f3b2d8a132837d648200d2d08d8f9c29b", kill_on_drop: false }` [INFO] [stdout] 4dada119a51d88b9964f15d0d8527c9f3b2d8a132837d648200d2d08d8f9c29b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68102876f127a49517604cd9bb0945cb8a0c4481cf909cbb517c36d99c0e71cd [INFO] running `Command { std: "docker" "start" "-a" "68102876f127a49517604cd9bb0945cb8a0c4481cf909cbb517c36d99c0e71cd", kill_on_drop: false }` [INFO] [stderr] Compiling owned_chunks v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #![feature( [INFO] [stdout] 2 | | negative_impls, [INFO] [stdout] 3 | | vec_into_raw_parts, [INFO] [stdout] 4 | | maybe_uninit_extra, [INFO] [stdout] ... | [INFO] [stdout] 8 | | array_from_fn [INFO] [stdout] 9 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] | [INFO] [stdout] = help: the feature `generic_associated_types` has been stable since `1.65.0` and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` has been stable since 1.65.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | generic_associated_types, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `array_from_fn` has been stable since 1.63.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | array_from_fn [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `maybe_uninit_extra` has been stable since 1.60.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | maybe_uninit_extra, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | maybe_uninit_uninit_array, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `uninit_array` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/array.rs:163:37 [INFO] [stdout] | [INFO] [stdout] 163 | array: MaybeUninit::uninit_array(), [INFO] [stdout] | ^^^^^^^^^^^^ function or associated item not found in `MaybeUninit<_>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions: [INFO] [stdout] MaybeUninit::::new [INFO] [stdout] MaybeUninit::::uninit [INFO] [stdout] MaybeUninit::::zeroed [INFO] [stdout] --> /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/mem/maybe_uninit.rs:307:5 [INFO] [stdout] help: there is an associated function `uninit` with a similar name [INFO] [stdout] | [INFO] [stdout] 163 - array: MaybeUninit::uninit_array(), [INFO] [stdout] 163 + array: MaybeUninit::uninit(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `owned_chunks` (lib) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "68102876f127a49517604cd9bb0945cb8a0c4481cf909cbb517c36d99c0e71cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68102876f127a49517604cd9bb0945cb8a0c4481cf909cbb517c36d99c0e71cd", kill_on_drop: false }` [INFO] [stdout] 68102876f127a49517604cd9bb0945cb8a0c4481cf909cbb517c36d99c0e71cd