[INFO] fetching crate array-helpers 0.0.1... [INFO] checking array-helpers-0.0.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate array-helpers 0.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate array-helpers 0.0.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate array-helpers 0.0.1 [INFO] finished tweaking crates.io crate array-helpers 0.0.1 [INFO] tweaked toml for crates.io crate array-helpers 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8afe3af8e0d9c697217c4d6cc2a6db52bf7689933568f879a1597156bfed6e5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c8afe3af8e0d9c697217c4d6cc2a6db52bf7689933568f879a1597156bfed6e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8afe3af8e0d9c697217c4d6cc2a6db52bf7689933568f879a1597156bfed6e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8afe3af8e0d9c697217c4d6cc2a6db52bf7689933568f879a1597156bfed6e5", kill_on_drop: false }` [INFO] [stdout] c8afe3af8e0d9c697217c4d6cc2a6db52bf7689933568f879a1597156bfed6e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 25eb9cf7acf4afeb133e5075e1cf481e826b90af79ea46a9d100e2bc76a1eb48 [INFO] running `Command { std: "docker" "start" "-a" "25eb9cf7acf4afeb133e5075e1cf481e826b90af79ea46a9d100e2bc76a1eb48", kill_on_drop: false }` [INFO] [stderr] Checking array-helpers v0.0.1 (/opt/rustwide/workdir) [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:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![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 `const_generics` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![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: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:351:65 [INFO] [stdout] | [INFO] [stdout] 351 | let mut arr = push_maybe_uninit(MaybeUninit::new(self)).map(push_maybe_uninit); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Array::map(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_map)]` to the crate attributes to enable `array::::map` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/lib.rs:351:65 [INFO] [stdout] | [INFO] [stdout] 351 | let mut arr = push_maybe_uninit(MaybeUninit::new(self)).map(push_maybe_uninit); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `Array::map(...)` to keep using the current method [INFO] [stdout] = help: add `#![feature(array_map)]` to the crate attributes to enable `array::::map` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/into_iter.rs:91:43 [INFO] [stdout] | [INFO] [stdout] 91 | arr[i] = MaybeUninit::new(self.arr[i].get_ref().clone()) [INFO] [stdout] | ^^^^^^^ method not found in `MaybeUninit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `get_ref` found for union `MaybeUninit` in the current scope [INFO] [stdout] --> src/into_iter.rs:91:43 [INFO] [stdout] | [INFO] [stdout] 91 | arr[i] = MaybeUninit::new(self.arr[i].get_ref().clone()) [INFO] [stdout] | ^^^^^^^ method not found in `MaybeUninit` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `array-helpers` [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" "25eb9cf7acf4afeb133e5075e1cf481e826b90af79ea46a9d100e2bc76a1eb48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25eb9cf7acf4afeb133e5075e1cf481e826b90af79ea46a9d100e2bc76a1eb48", kill_on_drop: false }` [INFO] [stdout] 25eb9cf7acf4afeb133e5075e1cf481e826b90af79ea46a9d100e2bc76a1eb48