[INFO] fetching crate itertools 0.14.0... [INFO] checking itertools-0.14.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] extracting crate itertools 0.14.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate itertools 0.14.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate itertools 0.14.0 [INFO] tweaked toml for crates.io crate itertools 0.14.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate itertools 0.14.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate itertools 0.14.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.9.2 [INFO] [stderr] Downloaded permutohedron v0.2.4 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58f7bd6c106844aeea25eff7d93eb05828044d9d575e14a81bb54bc8f3305b64 [INFO] running `Command { std: "docker" "start" "-a" "58f7bd6c106844aeea25eff7d93eb05828044d9d575e14a81bb54bc8f3305b64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58f7bd6c106844aeea25eff7d93eb05828044d9d575e14a81bb54bc8f3305b64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58f7bd6c106844aeea25eff7d93eb05828044d9d575e14a81bb54bc8f3305b64", kill_on_drop: false }` [INFO] [stdout] 58f7bd6c106844aeea25eff7d93eb05828044d9d575e14a81bb54bc8f3305b64 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f1ff45c91c7d503d9da62bd00a5566922c6e0250b0b78035ad0a9d5e711d616 [INFO] running `Command { std: "docker" "start" "-a" "8f1ff45c91c7d503d9da62bd00a5566922c6e0250b0b78035ad0a9d5e711d616", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.202 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Compiling libc v0.2.154 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Compiling syn v2.0.63 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking itertools v0.14.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:1506:30 [INFO] [stdout] | [INFO] [stdout] 1506 | fn peeking_take_while(&mut self, accept: F) -> PeekingTakeWhile [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1506 | fn peeking_take_while(&mut self, accept: F) -> PeekingTakeWhile<'_, Self, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:1532:26 [INFO] [stdout] | [INFO] [stdout] 1532 | fn take_while_ref(&mut self, accept: F) -> TakeWhileRef [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 1532 | fn take_while_ref(&mut self, accept: F) -> TakeWhileRef<'_, Self, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:2459:26 [INFO] [stdout] | [INFO] [stdout] 2459 | fn format(self, sep: &str) -> Format [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 2459 | fn format(self, sep: &str) -> Format<'_, Self> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:2498:34 [INFO] [stdout] | [INFO] [stdout] 2498 | fn format_with(self, sep: &str, format: F) -> FormatWith [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 2498 | fn format_with(self, sep: &str, format: F) -> FormatWith<'_, Self, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/adaptors/mod.rs:526:35 [INFO] [stdout] | [INFO] [stdout] 526 | pub fn take_while_ref(iter: &mut I, f: F) -> TakeWhileRef [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 526 | pub fn take_while_ref(iter: &mut I, f: F) -> TakeWhileRef<'_, I, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/peeking_take_while.rs:129:39 [INFO] [stdout] | [INFO] [stdout] 129 | pub fn peeking_take_while(iter: &mut I, f: F) -> PeekingTakeWhile [INFO] [stdout] | ^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 129 | pub fn peeking_take_while(iter: &mut I, f: F) -> PeekingTakeWhile<'_, I, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking quickcheck v0.9.2 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.202 [INFO] [stderr] Checking serde_json v1.0.117 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> tests/test_std.rs:446:30 [INFO] [stdout] | [INFO] [stdout] 446 | let its = (0..5).map(|_| (0..10)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 446 - let its = (0..5).map(|_| (0..10)); [INFO] [stdout] 446 + let its = (0..5).map(|_| 0..10); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> tests/test_std.rs:452:30 [INFO] [stdout] | [INFO] [stdout] 452 | let its = (0..5).map(|_| (0..0)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 452 - let its = (0..5).map(|_| (0..0)); [INFO] [stdout] 452 + let its = (0..5).map(|_| 0..0); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.02s [INFO] running `Command { std: "docker" "inspect" "8f1ff45c91c7d503d9da62bd00a5566922c6e0250b0b78035ad0a9d5e711d616", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f1ff45c91c7d503d9da62bd00a5566922c6e0250b0b78035ad0a9d5e711d616", kill_on_drop: false }` [INFO] [stdout] 8f1ff45c91c7d503d9da62bd00a5566922c6e0250b0b78035ad0a9d5e711d616