[INFO] fetching crate pi_tree 0.1.0... [INFO] checking pi_tree-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate pi_tree 0.1.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate pi_tree 0.1.0 [INFO] finished tweaking crates.io crate pi_tree 0.1.0 [INFO] tweaked toml for crates.io crate pi_tree 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pi_tree 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding pi_slotmap v0.1.17 (available: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pi_null v0.1.12 [INFO] [stderr] Downloaded pi_key_alloter v0.5.2 [INFO] [stderr] Downloaded pi_share v0.4.16 [INFO] [stderr] Downloaded pi_slotmap v0.1.17 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a346ee13628b173d011d910cc67c28072eaabeb307647c3112e07d3f469d3bbb [INFO] running `Command { std: "docker" "start" "-a" "a346ee13628b173d011d910cc67c28072eaabeb307647c3112e07d3f469d3bbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a346ee13628b173d011d910cc67c28072eaabeb307647c3112e07d3f469d3bbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a346ee13628b173d011d910cc67c28072eaabeb307647c3112e07d3f469d3bbb", kill_on_drop: false }` [INFO] [stdout] a346ee13628b173d011d910cc67c28072eaabeb307647c3112e07d3f469d3bbb [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5b89c49f494b7a8c96dfb32887a23d3ecdada2795b80b4ab5c4da9cf84cebe0 [INFO] running `Command { std: "docker" "start" "-a" "e5b89c49f494b7a8c96dfb32887a23d3ecdada2795b80b4ab5c4da9cf84cebe0", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking pi_share v0.4.16 [INFO] [stderr] Checking pi_null v0.1.12 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling pi_slotmap v0.1.17 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking pi_key_alloter v0.5.2 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking pi_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:183:21 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn iter_mut(&mut self, node_children_head: Option) -> ChildrenMutIterator { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ------------------------- the same lifetime is hidden 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] 183 | pub fn iter_mut(&mut self, node_children_head: Option) -> ChildrenMutIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | pub fn iter(&self, node_children_head: Option) -> ChildrenIterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ---------------------- the same lifetime is hidden 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] 190 | pub fn iter(&self, node_children_head: Option) -> ChildrenIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:197:27 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn recursive_iter(&self, node_children_head: Option) -> RecursiveIterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 197 | pub fn recursive_iter(&self, node_children_head: Option) -> RecursiveIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:183:21 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn iter_mut(&mut self, node_children_head: Option) -> ChildrenMutIterator { [INFO] [stdout] | ^^^^^^^^^ the lifetime is elided here ------------------------- the same lifetime is hidden 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] 183 | pub fn iter_mut(&mut self, node_children_head: Option) -> ChildrenMutIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:190:17 [INFO] [stdout] | [INFO] [stdout] 190 | pub fn iter(&self, node_children_head: Option) -> ChildrenIterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ---------------------- the same lifetime is hidden 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] 190 | pub fn iter(&self, node_children_head: Option) -> ChildrenIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:197:27 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn recursive_iter(&self, node_children_head: Option) -> RecursiveIterator { [INFO] [stdout] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 197 | pub fn recursive_iter(&self, node_children_head: Option) -> RecursiveIterator<'_, K, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.39s [INFO] running `Command { std: "docker" "inspect" "e5b89c49f494b7a8c96dfb32887a23d3ecdada2795b80b4ab5c4da9cf84cebe0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5b89c49f494b7a8c96dfb32887a23d3ecdada2795b80b4ab5c4da9cf84cebe0", kill_on_drop: false }` [INFO] [stdout] e5b89c49f494b7a8c96dfb32887a23d3ecdada2795b80b4ab5c4da9cf84cebe0