[INFO] fetching crate ringels 0.1.0... [INFO] checking ringels-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate ringels 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate ringels 0.1.0 [INFO] finished tweaking crates.io crate ringels 0.1.0 [INFO] tweaked toml for crates.io crate ringels 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ringels 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 53 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.12) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9d8bb2dcbf42cc74e960f5ebecf6e3a0c3bbfb583869693db24084bbf5e2afd [INFO] running `Command { std: "docker" "start" "-a" "e9d8bb2dcbf42cc74e960f5ebecf6e3a0c3bbfb583869693db24084bbf5e2afd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9d8bb2dcbf42cc74e960f5ebecf6e3a0c3bbfb583869693db24084bbf5e2afd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9d8bb2dcbf42cc74e960f5ebecf6e3a0c3bbfb583869693db24084bbf5e2afd", kill_on_drop: false }` [INFO] [stdout] e9d8bb2dcbf42cc74e960f5ebecf6e3a0c3bbfb583869693db24084bbf5e2afd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74a77a6fb800a061e360a0e2854963abc06e139a2bde1b6fdf2f68459c6f2381 [INFO] running `Command { std: "docker" "start" "-a" "74a77a6fb800a061e360a0e2854963abc06e139a2bde1b6fdf2f68459c6f2381", kill_on_drop: false }` [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking bitflags v2.9.1 [INFO] [stderr] Checking rustc-demangle v0.1.25 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Compiling owo-colors v4.2.2 [INFO] [stderr] Checking is_ci v1.2.0 [INFO] [stderr] Checking unicode-linebreak v0.1.5 [INFO] [stderr] Checking unicode-width v0.2.1 [INFO] [stderr] Checking supports-hyperlinks v3.1.0 [INFO] [stderr] Checking supports-unicode v3.0.0 [INFO] [stderr] Compiling miette-derive v7.6.0 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking supports-color v3.0.2 [INFO] [stderr] Checking ringels v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser { [INFO] [stdout] | ^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:42:66 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn build_with_tracker(self, input: &str) -> Parser { [INFO] [stdout] | ^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn build_with_tracker(self, input: &str) -> Parser<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stdout] | ^^^^^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking terminal_size v0.4.2 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Checking backtrace-ext v0.2.1 [INFO] [stderr] Checking miette v7.6.0 [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lexer.rs:369:9 [INFO] [stdout] | [INFO] [stdout] 369 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/lexer.rs:378:9 [INFO] [stdout] | [INFO] [stdout] 378 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser { [INFO] [stdout] | ^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:42:66 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn build_with_tracker(self, input: &str) -> Parser { [INFO] [stdout] | ^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 42 | pub fn build_with_tracker(self, input: &str) -> Parser<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stdout] | ^^^^^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:335:9 [INFO] [stdout] | [INFO] [stdout] 335 | format!("{:?}", value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:349:9 [INFO] [stdout] | [INFO] [stdout] 349 | format!("{:?}", ParserOptions::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:356:9 [INFO] [stdout] | [INFO] [stdout] 356 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:366:9 [INFO] [stdout] | [INFO] [stdout] 366 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:376:9 [INFO] [stdout] | [INFO] [stdout] 376 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:387:9 [INFO] [stdout] | [INFO] [stdout] 387 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 398 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:408:9 [INFO] [stdout] | [INFO] [stdout] 408 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `must_use` that must be used [INFO] [stdout] --> src/parser.rs:418:9 [INFO] [stdout] | [INFO] [stdout] 418 | format!("{:?}", item); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `format` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.34s [INFO] running `Command { std: "docker" "inspect" "74a77a6fb800a061e360a0e2854963abc06e139a2bde1b6fdf2f68459c6f2381", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74a77a6fb800a061e360a0e2854963abc06e139a2bde1b6fdf2f68459c6f2381", kill_on_drop: false }` [INFO] [stdout] 74a77a6fb800a061e360a0e2854963abc06e139a2bde1b6fdf2f68459c6f2381