[INFO] fetching crate ringels 0.1.0... [INFO] testing ringels-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate ringels 0.1.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ringels 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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: v2.0.17) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded miette-derive v7.6.0 [INFO] [stderr] Downloaded owo-colors v4.2.3 [INFO] [stderr] Downloaded miette v7.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9bc7b69e0d51fdafac809e924b1229fe9b77a70127e543af7525f2036e1a1bcc [INFO] running `Command { std: "docker" "start" "-a" "9bc7b69e0d51fdafac809e924b1229fe9b77a70127e543af7525f2036e1a1bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bc7b69e0d51fdafac809e924b1229fe9b77a70127e543af7525f2036e1a1bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bc7b69e0d51fdafac809e924b1229fe9b77a70127e543af7525f2036e1a1bcc", kill_on_drop: false }` [INFO] [stdout] 9bc7b69e0d51fdafac809e924b1229fe9b77a70127e543af7525f2036e1a1bcc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 718109f308386b569cc351bbdae2bd22ff7cb66e505b256649734ad565a9214c [INFO] running `Command { std: "docker" "start" "-a" "718109f308386b569cc351bbdae2bd22ff7cb66e505b256649734ad565a9214c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling ringels v0.1.0 (/opt/rustwide/workdir) [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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s [INFO] running `Command { std: "docker" "inspect" "718109f308386b569cc351bbdae2bd22ff7cb66e505b256649734ad565a9214c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "718109f308386b569cc351bbdae2bd22ff7cb66e505b256649734ad565a9214c", kill_on_drop: false }` [INFO] [stdout] 718109f308386b569cc351bbdae2bd22ff7cb66e505b256649734ad565a9214c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fac4aee5b625324eb9e9adccc561b33a9b8dc09ff2e9c31dd5a0406e0c26e3ab [INFO] running `Command { std: "docker" "start" "-a" "fac4aee5b625324eb9e9adccc561b33a9b8dc09ff2e9c31dd5a0406e0c26e3ab", kill_on_drop: false }` [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling owo-colors v4.2.3 [INFO] [stderr] Compiling is_ci v1.2.0 [INFO] [stderr] Compiling unicode-linebreak v0.1.5 [INFO] [stderr] Compiling supports-unicode v3.0.0 [INFO] [stderr] Compiling supports-hyperlinks v3.1.0 [INFO] [stderr] Compiling miette-derive v7.6.0 [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] Compiling supports-color v3.0.2 [INFO] [stderr] Compiling textwrap v0.16.2 [INFO] [stderr] Compiling terminal_size v0.4.3 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling backtrace-ext v0.2.1 [INFO] [stderr] Compiling miette v7.6.0 [INFO] [stderr] Compiling ringels v0.1.0 (/opt/rustwide/workdir) [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] [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.11s [INFO] running `Command { std: "docker" "inspect" "fac4aee5b625324eb9e9adccc561b33a9b8dc09ff2e9c31dd5a0406e0c26e3ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fac4aee5b625324eb9e9adccc561b33a9b8dc09ff2e9c31dd5a0406e0c26e3ab", kill_on_drop: false }` [INFO] [stdout] fac4aee5b625324eb9e9adccc561b33a9b8dc09ff2e9c31dd5a0406e0c26e3ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8226a4585cc1c361b777fac0bd311351bf29ea61d721f5cbb8e2fd7f0d5373b [INFO] running `Command { std: "docker" "start" "-a" "e8226a4585cc1c361b777fac0bd311351bf29ea61d721f5cbb8e2fd7f0d5373b", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/parser.rs:38:31 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn build(self, input: &str) -> Parser { [INFO] [stderr] | ^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 38 | pub fn build(self, input: &str) -> Parser<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/parser.rs:42:66 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn build_with_tracker(self, input: &str) -> Parser { [INFO] [stderr] | ^^^^ ^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 42 | pub fn build_with_tracker(self, input: &str) -> Parser<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/parser.rs:251:17 [INFO] [stderr] | [INFO] [stderr] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 251 | pub fn next(&mut self) -> Option, Error>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/lexer.rs:369:9 [INFO] [stderr] | [INFO] [stderr] 369 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 369 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/lexer.rs:378:9 [INFO] [stderr] | [INFO] [stderr] 378 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 378 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:335:9 [INFO] [stderr] | [INFO] [stderr] 335 | format!("{:?}", value); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 335 | let _ = format!("{:?}", value); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:349:9 [INFO] [stderr] | [INFO] [stderr] 349 | format!("{:?}", ParserOptions::new()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 349 | let _ = format!("{:?}", ParserOptions::new()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:356:9 [INFO] [stderr] | [INFO] [stderr] 356 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 356 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:366:9 [INFO] [stderr] | [INFO] [stderr] 366 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 366 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:376:9 [INFO] [stderr] | [INFO] [stderr] 376 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 376 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:387:9 [INFO] [stderr] | [INFO] [stderr] 387 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 387 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:398:9 [INFO] [stderr] | [INFO] [stderr] 398 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 398 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:408:9 [INFO] [stderr] | [INFO] [stderr] 408 | format!("{:?}", item); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 408 | let _ = format!("{:?}", item); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `must_use` that must be used [INFO] [stderr] --> src/parser.rs:418:9 [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 418 | format!("{:?}", item); [INFO] [stdout] running 9 tests [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] test lexer::tests::test_error ... ok [INFO] [stderr] | [INFO] [stdout] test lexer::tests::test_offset_tracker ... ok [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] test lexer::tests::test_line_tracker ... ok [INFO] [stderr] | [INFO] [stdout] test parser::tests::test_errors ... ok [INFO] [stderr] 418 | let _ = format!("{:?}", item); [INFO] [stdout] test lexer::tests::test_simple ... ok [INFO] [stderr] | +++++++ [INFO] [stdout] test parser::tests::test_ignore_comments ... ok [INFO] [stderr] [INFO] [stdout] test span::tests::simple_test ... ok [INFO] [stderr] warning: `ringels` (lib) generated 3 warnings (run `cargo fix --lib -p ringels` to apply 3 suggestions) [INFO] [stdout] test parser::tests::test_simple ... ok [INFO] [stderr] warning: `ringels` (lib test) generated 14 warnings (3 duplicates) [INFO] [stdout] test parser::tests::test_example ... ok [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringels-85470bf4f1b1b836) [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ringels [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e8226a4585cc1c361b777fac0bd311351bf29ea61d721f5cbb8e2fd7f0d5373b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8226a4585cc1c361b777fac0bd311351bf29ea61d721f5cbb8e2fd7f0d5373b", kill_on_drop: false }` [INFO] [stdout] e8226a4585cc1c361b777fac0bd311351bf29ea61d721f5cbb8e2fd7f0d5373b