[INFO] fetching crate defaultdict 0.18.0... [INFO] checking defaultdict-0.18.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate defaultdict 0.18.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate defaultdict 0.18.0 [INFO] finished tweaking crates.io crate defaultdict 0.18.0 [INFO] tweaked toml for crates.io crate defaultdict 0.18.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate defaultdict 0.18.0 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] 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a6f30fd657f7ef10378218596c267f7b49fdc4281894ba1ba375f474120ff989 [INFO] running `Command { std: "docker" "start" "-a" "a6f30fd657f7ef10378218596c267f7b49fdc4281894ba1ba375f474120ff989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6f30fd657f7ef10378218596c267f7b49fdc4281894ba1ba375f474120ff989", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6f30fd657f7ef10378218596c267f7b49fdc4281894ba1ba375f474120ff989", kill_on_drop: false }` [INFO] [stdout] a6f30fd657f7ef10378218596c267f7b49fdc4281894ba1ba375f474120ff989 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a07787e7860dc5591031847733d9486222f8745dada7aee5522cc812a9e065f2 [INFO] running `Command { std: "docker" "start" "-a" "a07787e7860dc5591031847733d9486222f8745dada7aee5522cc812a9e065f2", kill_on_drop: false }` [INFO] [stderr] Checking defaultdict v0.18.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:134:18 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn entry(&mut self, key: K) -> Entry { [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] 134 | pub fn entry(&mut self, key: K) -> Entry<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:159:24 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn first_entry(&mut self) -> Option> [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] 159 | pub fn first_entry(&mut self) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:386:23 [INFO] [stdout] | [INFO] [stdout] 386 | pub fn last_entry(&mut self) -> Option> [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] 386 | pub fn last_entry(&mut self) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:523:24 [INFO] [stdout] | [INFO] [stdout] 523 | pub fn range(&self, range: R) -> Range [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] 523 | pub fn range(&self, range: R) -> Range<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:559:28 [INFO] [stdout] | [INFO] [stdout] 559 | pub fn range_mut(&mut self, range: R) -> RangeMut [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] 559 | pub fn range_mut(&mut self, range: R) -> RangeMut<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:704:23 [INFO] [stdout] | [INFO] [stdout] 704 | pub fn values_mut(&mut self) -> ValuesMut { [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] 704 | pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn drain(&mut self) -> Drain { [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] 142 | pub fn drain(&mut self) -> Drain<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:165:18 [INFO] [stdout] | [INFO] [stdout] 165 | pub fn entry(&mut self, key: K) -> Entry { [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] 165 | pub fn entry(&mut self, key: K) -> Entry<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:211:31 [INFO] [stdout] | [INFO] [stdout] 211 | pub fn get_key_value<'a>(&'a self, key: &'a K) -> (&K, &V) [INFO] [stdout] | ^^ ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'a` [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 211 | pub fn get_key_value<'a>(&'a self, key: &'a K) -> (&'a K, &'a V) [INFO] [stdout] | ++ ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:511:23 [INFO] [stdout] | [INFO] [stdout] 511 | pub fn values_mut(&mut self) -> ValuesMut { [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] 511 | pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:134:18 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn entry(&mut self, key: K) -> Entry { [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] 134 | pub fn entry(&mut self, key: K) -> Entry<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:159:24 [INFO] [stdout] | [INFO] [stdout] 159 | pub fn first_entry(&mut self) -> Option> [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] 159 | pub fn first_entry(&mut self) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:386:23 [INFO] [stdout] | [INFO] [stdout] 386 | pub fn last_entry(&mut self) -> Option> [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] 386 | pub fn last_entry(&mut self) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:523:24 [INFO] [stdout] | [INFO] [stdout] 523 | pub fn range(&self, range: R) -> Range [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] 523 | pub fn range(&self, range: R) -> Range<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:559:28 [INFO] [stdout] | [INFO] [stdout] 559 | pub fn range_mut(&mut self, range: R) -> RangeMut [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] 559 | pub fn range_mut(&mut self, range: R) -> RangeMut<'_, K, V> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_btree.rs:704:23 [INFO] [stdout] | [INFO] [stdout] 704 | pub fn values_mut(&mut self) -> ValuesMut { [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] 704 | pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn drain(&mut self) -> Drain { [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] 142 | pub fn drain(&mut self) -> Drain<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:165:18 [INFO] [stdout] | [INFO] [stdout] 165 | pub fn entry(&mut self, key: K) -> Entry { [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] 165 | pub fn entry(&mut self, key: K) -> Entry<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:211:31 [INFO] [stdout] | [INFO] [stdout] 211 | pub fn get_key_value<'a>(&'a self, key: &'a K) -> (&K, &V) [INFO] [stdout] | ^^ ^^ -- -- the lifetimes get resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'a` [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 211 | pub fn get_key_value<'a>(&'a self, key: &'a K) -> (&'a K, &'a V) [INFO] [stdout] | ++ ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/default_hashmap.rs:511:23 [INFO] [stdout] | [INFO] [stdout] 511 | pub fn values_mut(&mut self) -> ValuesMut { [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] 511 | pub fn values_mut(&mut self) -> ValuesMut<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "a07787e7860dc5591031847733d9486222f8745dada7aee5522cc812a9e065f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a07787e7860dc5591031847733d9486222f8745dada7aee5522cc812a9e065f2", kill_on_drop: false }` [INFO] [stdout] a07787e7860dc5591031847733d9486222f8745dada7aee5522cc812a9e065f2