[INFO] fetching crate version-number 0.4.0... [INFO] checking version-number-0.4.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate version-number 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate version-number 0.4.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate version-number 0.4.0 [INFO] finished tweaking crates.io crate version-number 0.4.0 [INFO] tweaked toml for crates.io crate version-number 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate version-number 0.4.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a2069dcd565c119c53f77d01a6e6bd833d6507e172a86ea0c36785ba0400e9be [INFO] running `Command { std: "docker" "start" "-a" "a2069dcd565c119c53f77d01a6e6bd833d6507e172a86ea0c36785ba0400e9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2069dcd565c119c53f77d01a6e6bd833d6507e172a86ea0c36785ba0400e9be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2069dcd565c119c53f77d01a6e6bd833d6507e172a86ea0c36785ba0400e9be", kill_on_drop: false }` [INFO] [stdout] a2069dcd565c119c53f77d01a6e6bd833d6507e172a86ea0c36785ba0400e9be [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 -Dtail_expr_drop_order" "-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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2aec7826195a147e4dfad4962702d45749a79f1ada9b574c98ff10d66fb4362b [INFO] running `Command { std: "docker" "start" "-a" "2aec7826195a147e4dfad4962702d45749a79f1ada9b574c98ff10d66fb4362b", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.94 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling serde_derive v1.0.147 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling serde_json v1.0.91 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rayon-core v1.10.2 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking os_str_bytes v6.4.1 [INFO] [stderr] Checking ciborium-io v0.2.0 [INFO] [stderr] Checking plotters-backend v0.3.4 [INFO] [stderr] Checking ciborium-ll v0.2.0 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking plotters-svg v0.3.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking clap v3.2.23 [INFO] [stderr] Checking rayon v1.6.1 [INFO] [stderr] Checking plotters v0.3.4 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling yare-macro v1.0.1 [INFO] [stderr] Checking yare v1.0.1 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking version-number v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parsers/modular/take_while_peekable.rs:11:85 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait TakeWhilePeekable<'peekable, I>: Iterator [INFO] [stdout] | --------- lifetime `'peekable` declared here [INFO] [stdout] ... [INFO] [stdout] 11 | fn take_while_peekable

(&'peekable mut self, pred: P) -> TakeWhilePeekableImpl [INFO] [stdout] | ^ this elided lifetime gets resolved as `'peekable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parsers/modular/take_while_peekable.rs:28:85 [INFO] [stdout] | [INFO] [stdout] 24 | impl<'peekable, I> TakeWhilePeekable<'peekable, I> for Peekable [INFO] [stdout] | --------- lifetime `'peekable` declared here [INFO] [stdout] ... [INFO] [stdout] 28 | fn take_while_peekable

(&'peekable mut self, pred: P) -> TakeWhilePeekableImpl [INFO] [stdout] | ^ this elided lifetime gets resolved as `'peekable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ciborium v0.2.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parsers/modular/take_while_peekable.rs:11:85 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait TakeWhilePeekable<'peekable, I>: Iterator [INFO] [stdout] | --------- lifetime `'peekable` declared here [INFO] [stdout] ... [INFO] [stdout] 11 | fn take_while_peekable

(&'peekable mut self, pred: P) -> TakeWhilePeekableImpl [INFO] [stdout] | ^ this elided lifetime gets resolved as `'peekable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/parsers/modular/take_while_peekable.rs:28:85 [INFO] [stdout] | [INFO] [stdout] 24 | impl<'peekable, I> TakeWhilePeekable<'peekable, I> for Peekable [INFO] [stdout] | --------- lifetime `'peekable` declared here [INFO] [stdout] ... [INFO] [stdout] 28 | fn take_while_peekable

(&'peekable mut self, pred: P) -> TakeWhilePeekableImpl [INFO] [stdout] | ^ this elided lifetime gets resolved as `'peekable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.73s [INFO] running `Command { std: "docker" "inspect" "2aec7826195a147e4dfad4962702d45749a79f1ada9b574c98ff10d66fb4362b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2aec7826195a147e4dfad4962702d45749a79f1ada9b574c98ff10d66fb4362b", kill_on_drop: false }` [INFO] [stdout] 2aec7826195a147e4dfad4962702d45749a79f1ada9b574c98ff10d66fb4362b