[INFO] fetching crate pui-arena 0.5.1... [INFO] checking pui-arena-0.5.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate pui-arena 0.5.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate pui-arena 0.5.1 [INFO] finished tweaking crates.io crate pui-arena 0.5.1 [INFO] tweaked toml for crates.io crate pui-arena 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pui-arena 0.5.1 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 75 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffcc8f2680b27f9c499ba1885387db8180d7f9984d0f51f51ac4cb35d5c01b36 [INFO] running `Command { std: "docker" "start" "-a" "ffcc8f2680b27f9c499ba1885387db8180d7f9984d0f51f51ac4cb35d5c01b36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffcc8f2680b27f9c499ba1885387db8180d7f9984d0f51f51ac4cb35d5c01b36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffcc8f2680b27f9c499ba1885387db8180d7f9984d0f51f51ac4cb35d5c01b36", kill_on_drop: false }` [INFO] [stdout] ffcc8f2680b27f9c499ba1885387db8180d7f9984d0f51f51ac4cb35d5c01b36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 285652ac9af211c48365dd74019e34ff96b85a58221abb1e4e62410d23350c3d [INFO] running `Command { std: "docker" "start" "-a" "285652ac9af211c48365dd74019e34ff96b85a58221abb1e4e62410d23350c3d", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking pui-core v0.5.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking pui-vec v0.5.1 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking pui-arena v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG` [INFO] [stdout] --> src/base/hop/imp.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | #[cfg(all(UB_DEBUG, not(miri)))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(UB_DEBUG)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs` [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] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:479:51 [INFO] [stdout] | [INFO] [stdout] 479 | pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'_, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 479 - pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'_, I, V, K> { [INFO] [stdout] 479 + pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'a, I, V, K> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:525:54 [INFO] [stdout] | [INFO] [stdout] 525 | pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'_, T, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 525 - pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'_, T, I, V, K> { [INFO] [stdout] 525 + pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'a, T, I, V, K> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:535:58 [INFO] [stdout] | [INFO] [stdout] 535 | pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'_, T, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 535 - pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'_, T, I, V, K> { [INFO] [stdout] 535 + pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'a, T, I, V, K> { [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/base/dense.rs:639:36 [INFO] [stdout] | [INFO] [stdout] 639 | iter.for_each(move |value| drop::(self.vacant_entry().insert(value))); [INFO] [stdout] | ^^^^^^^^^^^^^^---------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/base/sparse.rs:527:36 [INFO] [stdout] | [INFO] [stdout] 527 | iter.for_each(move |value| drop::(self.vacant_entry().insert(value))); [INFO] [stdout] | ^^^^^^^^^^^^^^---------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking regex-automata v0.4.10 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking rayon v1.11.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking regex v1.11.2 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unexpected `cfg` condition name: `UB_DEBUG` [INFO] [stdout] --> src/base/hop/imp.rs:101:23 [INFO] [stdout] | [INFO] [stdout] 101 | #[cfg(all(UB_DEBUG, not(miri)))] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(UB_DEBUG)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(UB_DEBUG)");` to the top of the `build.rs` [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: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:479:51 [INFO] [stdout] | [INFO] [stdout] 479 | pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'_, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 479 - pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'_, I, V, K> { [INFO] [stdout] 479 + pub fn keys<'a, K: 'a + BuildArenaKey>(&'a self) -> Keys<'a, I, V, K> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:525:54 [INFO] [stdout] | [INFO] [stdout] 525 | pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'_, T, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 525 - pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'_, T, I, V, K> { [INFO] [stdout] 525 + pub fn entries<'a, K: 'a + BuildArenaKey>(&'a self) -> Entries<'a, T, I, V, K> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/base/dense.rs:535:58 [INFO] [stdout] | [INFO] [stdout] 535 | pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'_, T, I, V, K> { [INFO] [stdout] | ^^ -- the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 535 - pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'_, T, I, V, K> { [INFO] [stdout] 535 + pub fn entries_mut<'a, K: 'a + BuildArenaKey>(&'a mut self) -> EntriesMut<'a, T, I, V, K> { [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/base/dense.rs:639:36 [INFO] [stdout] | [INFO] [stdout] 639 | iter.for_each(move |value| drop::(self.vacant_entry().insert(value))); [INFO] [stdout] | ^^^^^^^^^^^^^^---------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/base/sparse.rs:527:36 [INFO] [stdout] | [INFO] [stdout] 527 | iter.for_each(move |value| drop::(self.vacant_entry().insert(value))); [INFO] [stdout] | ^^^^^^^^^^^^^^---------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.37s [INFO] running `Command { std: "docker" "inspect" "285652ac9af211c48365dd74019e34ff96b85a58221abb1e4e62410d23350c3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "285652ac9af211c48365dd74019e34ff96b85a58221abb1e4e62410d23350c3d", kill_on_drop: false }` [INFO] [stdout] 285652ac9af211c48365dd74019e34ff96b85a58221abb1e4e62410d23350c3d