[INFO] fetching crate static-regular-grammar 2.0.2... [INFO] checking static-regular-grammar-2.0.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate static-regular-grammar 2.0.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate static-regular-grammar 2.0.2 [INFO] finished tweaking crates.io crate static-regular-grammar 2.0.2 [INFO] tweaked toml for crates.io crate static-regular-grammar 2.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate static-regular-grammar 2.0.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate static-regular-grammar 2.0.2 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 037d4678e017d8f3b24c5c9dbf17b975f2116db371684a1c5c4d5734497ec69c [INFO] running `Command { std: "docker" "start" "-a" "037d4678e017d8f3b24c5c9dbf17b975f2116db371684a1c5c4d5734497ec69c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "037d4678e017d8f3b24c5c9dbf17b975f2116db371684a1c5c4d5734497ec69c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "037d4678e017d8f3b24c5c9dbf17b975f2116db371684a1c5c4d5734497ec69c", kill_on_drop: false }` [INFO] [stdout] 037d4678e017d8f3b24c5c9dbf17b975f2116db371684a1c5c4d5734497ec69c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3168b0731f508886b600a834094e321eafba2913d06bcd7f651fbb33a601ed96 [INFO] running `Command { std: "docker" "start" "-a" "3168b0731f508886b600a834094e321eafba2913d06bcd7f651fbb33a601ed96", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking cc-traits v2.0.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking quote v1.0.35 [INFO] [stderr] Checking btree-slab v0.6.1 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling syn v2.0.51 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling indoc v2.0.4 [INFO] [stderr] Checking range-traits v0.3.2 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking hex_fmt v0.3.0 [INFO] [stderr] Checking abnf-core v0.5.0 [INFO] [stderr] Checking abnf v0.13.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Checking thiserror v1.0.57 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling btree-range-map v0.7.2 [INFO] [stderr] Compiling static-regular-grammar v2.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `DisplayBytes` is never constructed [INFO] [stdout] --> src/byteset.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisplayString` is never constructed [INFO] [stdout] --> src/charset.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/byteset.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn ranges(&self) -> Ranges { [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] 96 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/charset.rs:126:16 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn ranges(&self) -> Ranges { [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] 126 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:238:20 [INFO] [stdout] | [INFO] [stdout] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors { [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] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:301:26 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ^^ the lifetime is named here -- the same 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisplayBytes` is never constructed [INFO] [stdout] --> src/byteset.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisplayString` is never constructed [INFO] [stdout] --> src/charset.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/byteset.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn ranges(&self) -> Ranges { [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] 96 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/charset.rs:126:16 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn ranges(&self) -> Ranges { [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] 126 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:238:20 [INFO] [stdout] | [INFO] [stdout] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors { [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] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:301:26 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ^^ the lifetime is named here -- the same 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisplayBytes` is never constructed [INFO] [stdout] --> src/byteset.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct DisplayBytes<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DisplayString` is never constructed [INFO] [stdout] --> src/charset.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct DisplayString<'a>(pub &'a str); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/byteset.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn ranges(&self) -> Ranges { [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] 96 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/charset.rs:126:16 [INFO] [stdout] | [INFO] [stdout] 126 | pub fn ranges(&self) -> Ranges { [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] 126 | pub fn ranges(&self) -> Ranges<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:238:20 [INFO] [stdout] | [INFO] [stdout] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors { [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] 238 | pub fn successors(&self, q: &Q) -> DetSuccessors<'_, Q, L> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/utils/automaton.rs:301:26 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ^^ the lifetime is named here -- the same 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: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 301 | pub fn minimize<'a, P>(&'a self, partition: P) -> DetAutomaton, L> [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] unable to cache regular automaton: Read-only file system (os error 30) [INFO] [stderr] unable to cache regular automaton: Read-only file system (os error 30) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 53.18s [INFO] running `Command { std: "docker" "inspect" "3168b0731f508886b600a834094e321eafba2913d06bcd7f651fbb33a601ed96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3168b0731f508886b600a834094e321eafba2913d06bcd7f651fbb33a601ed96", kill_on_drop: false }` [INFO] [stdout] 3168b0731f508886b600a834094e321eafba2913d06bcd7f651fbb33a601ed96