[INFO] fetching crate array-vec 0.1.3... [INFO] testing array-vec-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate array-vec 0.1.3 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate array-vec 0.1.3 [INFO] finished tweaking crates.io crate array-vec 0.1.3 [INFO] tweaked toml for crates.io crate array-vec 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate array-vec 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a6beaf4e7ca3822b7b57302a7f668e7c29d604a822a22a7f66dcc9a4974d855 [INFO] running `Command { std: "docker" "start" "-a" "1a6beaf4e7ca3822b7b57302a7f668e7c29d604a822a22a7f66dcc9a4974d855", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a6beaf4e7ca3822b7b57302a7f668e7c29d604a822a22a7f66dcc9a4974d855", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a6beaf4e7ca3822b7b57302a7f668e7c29d604a822a22a7f66dcc9a4974d855", kill_on_drop: false }` [INFO] [stdout] 1a6beaf4e7ca3822b7b57302a7f668e7c29d604a822a22a7f66dcc9a4974d855 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2eb16f1eefe397ba94bd64a39e853a1aa6a9dead4c74541dc808ae1571fb0d5 [INFO] running `Command { std: "docker" "start" "-a" "a2eb16f1eefe397ba94bd64a39e853a1aa6a9dead4c74541dc808ae1571fb0d5", kill_on_drop: false }` [INFO] [stderr] Compiling array-vec v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_generics, specialization, maybe_uninit_extra, maybe_uninit_slice)] [INFO] [stdout] | ^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in 1.56.0; see for more information [INFO] [stdout] = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_generics, specialization, maybe_uninit_extra, maybe_uninit_slice)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [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:1:44 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_generics, specialization, maybe_uninit_extra, maybe_uninit_slice)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `first_ptr` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/lib.rs:36:22 [INFO] [stdout] | [INFO] [stdout] 36 | MaybeUninit::first_ptr(&self.arr) [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/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:391:4 [INFO] [stdout] help: there is a method `as_ptr` with a similar name, but with different arguments [INFO] [stdout] --> /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:601:4 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `first_ptr_mut` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/lib.rs:41:22 [INFO] [stdout] | [INFO] [stdout] 41 | MaybeUninit::first_ptr_mut(&mut self.arr) [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/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/mem/maybe_uninit.rs:391:4 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `array-vec` (lib) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a2eb16f1eefe397ba94bd64a39e853a1aa6a9dead4c74541dc808ae1571fb0d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2eb16f1eefe397ba94bd64a39e853a1aa6a9dead4c74541dc808ae1571fb0d5", kill_on_drop: false }` [INFO] [stdout] a2eb16f1eefe397ba94bd64a39e853a1aa6a9dead4c74541dc808ae1571fb0d5