[INFO] fetching crate finite-automata 0.1.1... [INFO] checking finite-automata-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate finite-automata 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate finite-automata 0.1.1 [INFO] finished tweaking crates.io crate finite-automata 0.1.1 [INFO] tweaked toml for crates.io crate finite-automata 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate finite-automata 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded segment-map v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fd3b31066c4103a452a51b48c281e7456ff3b22b7c415dbe775be9bac67038c [INFO] running `Command { std: "docker" "start" "-a" "0fd3b31066c4103a452a51b48c281e7456ff3b22b7c415dbe775be9bac67038c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fd3b31066c4103a452a51b48c281e7456ff3b22b7c415dbe775be9bac67038c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fd3b31066c4103a452a51b48c281e7456ff3b22b7c415dbe775be9bac67038c", kill_on_drop: false }` [INFO] [stdout] 0fd3b31066c4103a452a51b48c281e7456ff3b22b7c415dbe775be9bac67038c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 438d9e425fa1e8cdcc2ade2787d6d31498a931d6344f245511d7aaa07673b0fb [INFO] running `Command { std: "docker" "start" "-a" "438d9e425fa1e8cdcc2ade2787d6d31498a931d6344f245511d7aaa07673b0fb", kill_on_drop: false }` [INFO] [stderr] Checking segment-map v0.1.1 [INFO] [stderr] Checking finite-automata v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:52:26 [INFO] [stdout] | [INFO] [stdout] 52 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a>; [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 52 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a>; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:80:30 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:150:35 [INFO] [stdout] | [INFO] [stdout] 150 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 150 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:386:26 [INFO] [stdout] | [INFO] [stdout] 386 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 386 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:80:30 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 136 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:311:26 [INFO] [stdout] | [INFO] [stdout] 311 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 311 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:79:30 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 79 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:154:35 [INFO] [stdout] | [INFO] [stdout] 154 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 154 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:303:26 [INFO] [stdout] | [INFO] [stdout] 303 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 303 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:52:26 [INFO] [stdout] | [INFO] [stdout] 52 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a>; [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 52 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a>; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:80:30 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:150:35 [INFO] [stdout] | [INFO] [stdout] 150 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 150 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/dfa.rs:386:26 [INFO] [stdout] | [INFO] [stdout] 386 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 386 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:80:30 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 80 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:136:35 [INFO] [stdout] | [INFO] [stdout] 136 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 136 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/nfa.rs:311:26 [INFO] [stdout] | [INFO] [stdout] 311 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 311 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:79:30 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 79 | pub fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:154:35 [INFO] [stdout] | [INFO] [stdout] 154 | ...>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ^^ ----------- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 154 | pub fn transitions_slice<'a>(&'a self, transition_indices: impl IntoIterator + 'a) -> Box, StateIndex)> + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/enfa.rs:303:26 [INFO] [stdout] | [INFO] [stdout] 303 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | [INFO] [stdout] | this lifetime flows to the output the lifetimes get resolved as `'a` [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 303 | fn states_slice<'a>(&'a self, state_indices: impl IntoIterator + 'a) -> Box + 'a> { [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "438d9e425fa1e8cdcc2ade2787d6d31498a931d6344f245511d7aaa07673b0fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "438d9e425fa1e8cdcc2ade2787d6d31498a931d6344f245511d7aaa07673b0fb", kill_on_drop: false }` [INFO] [stdout] 438d9e425fa1e8cdcc2ade2787d6d31498a931d6344f245511d7aaa07673b0fb