[INFO] fetching crate circularing 3.0.0... [INFO] testing circularing-3.0.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate circularing 3.0.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate circularing 3.0.0 [INFO] finished tweaking crates.io crate circularing 3.0.0 [INFO] tweaked toml for crates.io crate circularing 3.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate circularing 3.0.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b17a9a39c1d1b5a1a135ee642748e41af455aed66f90c2b31d49d4cb0b0c6f07 [INFO] running `Command { std: "docker" "start" "-a" "b17a9a39c1d1b5a1a135ee642748e41af455aed66f90c2b31d49d4cb0b0c6f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b17a9a39c1d1b5a1a135ee642748e41af455aed66f90c2b31d49d4cb0b0c6f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b17a9a39c1d1b5a1a135ee642748e41af455aed66f90c2b31d49d4cb0b0c6f07", kill_on_drop: false }` [INFO] [stdout] b17a9a39c1d1b5a1a135ee642748e41af455aed66f90c2b31d49d4cb0b0c6f07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9b75f90ac8463eb4e79c846138a7506b19f4aca25409e9194a09ff0211935c3 [INFO] running `Command { std: "docker" "start" "-a" "c9b75f90ac8463eb4e79c846138a7506b19f4aca25409e9194a09ff0211935c3", kill_on_drop: false }` [INFO] [stderr] Compiling likeness v1.1.0 [INFO] [stderr] Compiling const-assert v1.0.1 [INFO] [stderr] Compiling circularing v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `const_maybe_uninit_write` has been stable since 1.85.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(const_maybe_uninit_write)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array` [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(maybe_uninit_uninit_array)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `const_maybe_uninit_uninit_array` [INFO] [stdout] --> src/lib.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(const_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/lib.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | let target_buffer = 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/b83b707f97d809763b7861afa7638871f3339a33/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] 30 - let target_buffer = MaybeUninit::uninit_array(); [INFO] [stdout] 30 + let target_buffer = MaybeUninit::uninit(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0599, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `circularing` (lib) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c9b75f90ac8463eb4e79c846138a7506b19f4aca25409e9194a09ff0211935c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9b75f90ac8463eb4e79c846138a7506b19f4aca25409e9194a09ff0211935c3", kill_on_drop: false }` [INFO] [stdout] c9b75f90ac8463eb4e79c846138a7506b19f4aca25409e9194a09ff0211935c3