[INFO] fetching crate ringels 0.1.0... [INFO] checking ringels-0.1.0 against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0 [INFO] extracting crate ringels 0.1.0 into /workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ringels 0.1.0 on toolchain 035b01b794602d5861daa43ac792f372f8981ed7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "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" "+035b01b794602d5861daa43ac792f372f8981ed7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-demangle v0.1.27 [INFO] [stderr] Downloaded is_ci v1.2.0 [INFO] [stderr] Downloaded supports-hyperlinks v3.2.0 [INFO] [stderr] Downloaded miette-derive v7.6.0 [INFO] [stderr] Downloaded backtrace-ext v0.2.1 [INFO] [stderr] Downloaded supports-color v3.0.2 [INFO] [stderr] Downloaded supports-unicode v3.0.0 [INFO] [stderr] Downloaded miette v7.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d915731745aec1b6ac1d96ce6c243346428d35c9b67dddcf8de498fcfbd30876 [INFO] running `Command { std: "docker" "start" "-a" "d915731745aec1b6ac1d96ce6c243346428d35c9b67dddcf8de498fcfbd30876", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d915731745aec1b6ac1d96ce6c243346428d35c9b67dddcf8de498fcfbd30876", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d915731745aec1b6ac1d96ce6c243346428d35c9b67dddcf8de498fcfbd30876", kill_on_drop: false }` [INFO] [stdout] d915731745aec1b6ac1d96ce6c243346428d35c9b67dddcf8de498fcfbd30876 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28a5af9d5c7e573db539538bc950e582eb074b97485ddde2795c0631b1cf81d0 [INFO] running `Command { std: "docker" "start" "-a" "28a5af9d5c7e573db539538bc950e582eb074b97485ddde2795c0631b1cf81d0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.181 [INFO] [stderr] Compiling rustix v1.1.3 [INFO] [stderr] Checking memchr v2.8.0 [INFO] [stderr] Compiling owo-colors v4.2.3 [INFO] [stderr] Checking rustc-demangle v0.1.27 [INFO] [stderr] Checking linux-raw-sys v0.11.0 [INFO] [stderr] Checking is_ci v1.2.0 [INFO] [stderr] Checking unicode-width v0.2.2 [INFO] [stderr] Checking supports-hyperlinks v3.2.0 [INFO] [stderr] Checking supports-unicode v3.0.0 [INFO] [stderr] Compiling miette-derive v7.6.0 [INFO] [stderr] Checking ringels v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking supports-color v3.0.2 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser { [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] 38 | pub fn build(self, input: &str) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 42 | pub fn build_with_tracker(self, input: &str) -> Parser<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [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] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking object v0.37.3 [INFO] [stderr] Checking terminal_size v0.4.3 [INFO] [stderr] Checking backtrace v0.3.76 [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 369 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 378 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn build(self, input: &str) -> Parser { [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] 38 | pub fn build(self, input: &str) -> Parser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is 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 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] 42 | pub fn build_with_tracker(self, input: &str) -> Parser<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | pub fn next(&mut self) -> Option, Error>> { [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] 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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 335 | let _ = format!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.45s [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 349 | let _ = format!("{:?}", ParserOptions::new()); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 356 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 366 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 376 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 387 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 398 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 408 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 418 | let _ = format!("{:?}", item); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "28a5af9d5c7e573db539538bc950e582eb074b97485ddde2795c0631b1cf81d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28a5af9d5c7e573db539538bc950e582eb074b97485ddde2795c0631b1cf81d0", kill_on_drop: false }` [INFO] [stdout] 28a5af9d5c7e573db539538bc950e582eb074b97485ddde2795c0631b1cf81d0