[INFO] fetching crate ccl-crossbeam-epoch 0.7.4... [INFO] checking ccl-crossbeam-epoch-0.7.4 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate ccl-crossbeam-epoch 0.7.4 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate ccl-crossbeam-epoch 0.7.4 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ccl-crossbeam-epoch 0.7.4 [INFO] finished tweaking crates.io crate ccl-crossbeam-epoch 0.7.4 [INFO] tweaked toml for crates.io crate ccl-crossbeam-epoch 0.7.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.4.12 (available: v0.7.6) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (available: v0.8.20) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding memoffset v0.5.6 (available: v0.9.1) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dbcaf474f911aef697cbc33f5df45f71c31cde1a217c768bcbb799c002b69cbd [INFO] running `Command { std: "docker" "start" "-a" "dbcaf474f911aef697cbc33f5df45f71c31cde1a217c768bcbb799c002b69cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbcaf474f911aef697cbc33f5df45f71c31cde1a217c768bcbb799c002b69cbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbcaf474f911aef697cbc33f5df45f71c31cde1a217c768bcbb799c002b69cbd", kill_on_drop: false }` [INFO] [stdout] dbcaf474f911aef697cbc33f5df45f71c31cde1a217c768bcbb799c002b69cbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4ec1fc1f24fb38a548f6e385f77ae4a87e585b9705767e1da9d263c5bcc2d4e [INFO] running `Command { std: "docker" "start" "-a" "b4ec1fc1f24fb38a548f6e385f77ae4a87e585b9705767e1da9d263c5bcc2d4e", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking ccl-crossbeam-epoch v0.7.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `alloc` [INFO] [stdout] --> src/lib.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | if #[cfg(feature = "alloc")] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `lazy_static`, `nightly`, `sanitize`, and `std` [INFO] [stdout] = help: consider adding `alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `alloc` [INFO] [stdout] --> src/lib.rs:81:18 [INFO] [stdout] | [INFO] [stdout] 81 | if #[cfg(any(feature = "alloc", feature = "std"))] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `lazy_static`, `nightly`, `sanitize`, and `std` [INFO] [stdout] = help: consider adding `alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | fn entry_of(&T) -> &Entry; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:83:26 [INFO] [stdout] | [INFO] [stdout] 83 | unsafe fn element_of(&Entry) -> &T; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Entry` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:91:24 [INFO] [stdout] | [INFO] [stdout] 91 | unsafe fn finalize(&Entry); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Entry` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/deferred.rs:40:43 [INFO] [stdout] | [INFO] [stdout] 40 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/deferred.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 55 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/sync/queue.rs:50:33 [INFO] [stdout] | [INFO] [stdout] 50 | data: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/epoch.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 112 | let data = self.data.compare_and_swap(current.data, new.data, ord); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bag` is never read [INFO] [stdout] --> src/internal.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 112 | struct SealedBag { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 113 | epoch: Epoch, [INFO] [stdout] 114 | bag: Bag, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SealedBag` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[usize; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/deferred.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[usize; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/deferred.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] error[E0463]: can't find crate for `crossbeam_epoch` [INFO] [stdout] --> benches/flush.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate crossbeam_epoch as epoch; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `crossbeam_epoch` [INFO] [stdout] --> examples/sanitize.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate crossbeam_epoch as epoch; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `crossbeam_epoch` [INFO] [stdout] --> benches/pin.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate crossbeam_epoch as epoch; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `crossbeam_epoch` [INFO] [stdout] --> benches/defer.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate crossbeam_epoch as epoch; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `crossbeam_epoch` [INFO] [stdout] --> examples/treiber_stack.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | extern crate crossbeam_epoch as epoch; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> examples/treiber_stack.rs:90:15 [INFO] [stdout] | [INFO] [stdout] 90 | while self.pop().is_some() {} [INFO] [stdout] | ^^^^^^^^^^ cannot infer type for type parameter `T` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ccl-crossbeam-epoch` (bench "flush") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0463. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ccl-crossbeam-epoch` (bench "pin") due to 2 previous errors [INFO] [stdout] warning: unexpected `cfg` condition value: `alloc` [INFO] [stdout] --> src/lib.rs:69:14 [INFO] [stdout] | [INFO] [stdout] 69 | if #[cfg(feature = "alloc")] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `lazy_static`, `nightly`, `sanitize`, and `std` [INFO] [stdout] = help: consider adding `alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `alloc` [INFO] [stdout] --> src/lib.rs:81:18 [INFO] [stdout] | [INFO] [stdout] 81 | if #[cfg(any(feature = "alloc", feature = "std"))] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `lazy_static`, `nightly`, `sanitize`, and `std` [INFO] [stdout] = help: consider adding `alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | fn entry_of(&T) -> &Entry; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &T` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:83:26 [INFO] [stdout] | [INFO] [stdout] 83 | unsafe fn element_of(&Entry) -> &T; [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Entry` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/sync/list.rs:91:24 [INFO] [stdout] | [INFO] [stdout] 91 | unsafe fn finalize(&Entry); [INFO] [stdout] | ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Entry` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ccl-crossbeam-epoch` (example "treiber_stack") due to 3 previous errors [INFO] [stderr] error: could not compile `ccl-crossbeam-epoch` (bench "defer") due to 2 previous errors [INFO] [stderr] error: could not compile `ccl-crossbeam-epoch` (example "sanitize") due to 2 previous errors [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/deferred.rs:40:43 [INFO] [stdout] | [INFO] [stdout] 40 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/deferred.rs:55:43 [INFO] [stdout] | [INFO] [stdout] 55 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/sync/queue.rs:50:33 [INFO] [stdout] | [INFO] [stdout] 50 | data: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/epoch.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 112 | let data = self.data.compare_and_swap(current.data, new.data, ord); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/collector.rs:270:21 [INFO] [stdout] | [INFO] [stdout] 270 | struct Elem(i32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/collector.rs:331:21 [INFO] [stdout] | [INFO] [stdout] 331 | struct Elem(i32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/collector.rs:404:21 [INFO] [stdout] | [INFO] [stdout] 404 | struct Elem(i32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `bag` is never read [INFO] [stdout] --> src/internal.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 112 | struct SealedBag { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 113 | epoch: Epoch, [INFO] [stdout] 114 | bag: Bag, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SealedBag` has derived impls for the traits `Default` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[usize; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/deferred.rs:40:38 [INFO] [stdout] | [INFO] [stdout] 40 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[usize; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/deferred.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let mut data: Data = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/deferred.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | drop(a); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[usize; 1]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 91 - drop(a); [INFO] [stdout] 91 + let _ = a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/deferred.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | drop(a); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[usize; 10]` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 106 - drop(a); [INFO] [stdout] 106 + let _ = a; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b4ec1fc1f24fb38a548f6e385f77ae4a87e585b9705767e1da9d263c5bcc2d4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4ec1fc1f24fb38a548f6e385f77ae4a87e585b9705767e1da9d263c5bcc2d4e", kill_on_drop: false }` [INFO] [stdout] b4ec1fc1f24fb38a548f6e385f77ae4a87e585b9705767e1da9d263c5bcc2d4e