[INFO] fetching crate pi_slotmap_tree 0.4.1... [INFO] checking pi_slotmap_tree-0.4.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate pi_slotmap_tree 0.4.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate pi_slotmap_tree 0.4.1 [INFO] finished tweaking crates.io crate pi_slotmap_tree 0.4.1 [INFO] tweaked toml for crates.io crate pi_slotmap_tree 0.4.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pi_slotmap_tree 0.4.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pi_slotmap_tree 0.4.1 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pi_key_alloter v0.6.0 [INFO] [stderr] Downloaded pi_null v0.1.11 [INFO] [stderr] Downloaded pi_share v0.5.0 [INFO] [stderr] Downloaded pi_print_any v0.1.2 [INFO] [stderr] Downloaded pi_slotmap v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 597a506996f0bafa44027223b4eaeca8ed58740f5ea605fc5fdbb67994611570 [INFO] running `Command { std: "docker" "start" "-a" "597a506996f0bafa44027223b4eaeca8ed58740f5ea605fc5fdbb67994611570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "597a506996f0bafa44027223b4eaeca8ed58740f5ea605fc5fdbb67994611570", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "597a506996f0bafa44027223b4eaeca8ed58740f5ea605fc5fdbb67994611570", kill_on_drop: false }` [INFO] [stdout] 597a506996f0bafa44027223b4eaeca8ed58740f5ea605fc5fdbb67994611570 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e570f6cdda9a19a3ce7dddfd806a9ee1802731ef8f29245ffa47f0adb7ada6d [INFO] running `Command { std: "docker" "start" "-a" "9e570f6cdda9a19a3ce7dddfd806a9ee1802731ef8f29245ffa47f0adb7ada6d", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Checking pi_null v0.1.11 [INFO] [stderr] Checking pi_share v0.5.0 [INFO] [stderr] Checking pi_print_any v0.1.2 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling pi_slotmap v0.2.1 [INFO] [stderr] Checking log v0.4.26 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.14 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-deque v0.8.6 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking pi_key_alloter v0.6.0 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking pi_slotmap_tree v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SlotMap` [INFO] [stdout] --> src/slot_map_tree.rs:3:73 [INFO] [stdout] | [INFO] [stdout] 3 | use pi_slotmap::{DefaultKey as DefaultKey1, Key, KeyData, SecondaryMap, SlotMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:198:14 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn iter(&self, node_children_head: K) -> ChildrenIterator { [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] 198 | pub fn iter(&self, node_children_head: K) -> ChildrenIterator<'_, K, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:203:24 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn recursive_iter(&self, node_children_head: K) -> RecursiveIterator { [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] 203 | pub fn recursive_iter(&self, node_children_head: K) -> RecursiveIterator<'_, K, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:198:14 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn iter(&self, node_children_head: K) -> ChildrenIterator { [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] 198 | pub fn iter(&self, node_children_head: K) -> ChildrenIterator<'_, K, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:203:24 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn recursive_iter(&self, node_children_head: K) -> RecursiveIterator { [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] 203 | pub fn recursive_iter(&self, node_children_head: K) -> RecursiveIterator<'_, K, S> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.39s [INFO] running `Command { std: "docker" "inspect" "9e570f6cdda9a19a3ce7dddfd806a9ee1802731ef8f29245ffa47f0adb7ada6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e570f6cdda9a19a3ce7dddfd806a9ee1802731ef8f29245ffa47f0adb7ada6d", kill_on_drop: false }` [INFO] [stdout] 9e570f6cdda9a19a3ce7dddfd806a9ee1802731ef8f29245ffa47f0adb7ada6d