[INFO] fetching crate btree_experiment 0.1.106... [INFO] checking btree_experiment-0.1.106 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate btree_experiment 0.1.106 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate btree_experiment 0.1.106 [INFO] finished tweaking crates.io crate btree_experiment 0.1.106 [INFO] tweaked toml for crates.io crate btree_experiment 0.1.106 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate btree_experiment 0.1.106 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 88 packages to latest compatible versions [INFO] [stderr] Adding bincode v1.3.3 (available: v2.0.1) [INFO] [stderr] Adding criterion v0.5.1 (available: v0.7.0) [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] Downloading crates ... [INFO] [stderr] Downloaded mimalloc v0.1.48 [INFO] [stderr] Downloaded cap v0.1.2 [INFO] [stderr] Downloaded libmimalloc-sys v0.1.44 [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] f9de3eea768f7a416fcc95f4d42ca631263f51cba4cb264cd146340a8b3b8020 [INFO] running `Command { std: "docker" "start" "-a" "f9de3eea768f7a416fcc95f4d42ca631263f51cba4cb264cd146340a8b3b8020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9de3eea768f7a416fcc95f4d42ca631263f51cba4cb264cd146340a8b3b8020", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9de3eea768f7a416fcc95f4d42ca631263f51cba4cb264cd146340a8b3b8020", kill_on_drop: false }` [INFO] [stdout] f9de3eea768f7a416fcc95f4d42ca631263f51cba4cb264cd146340a8b3b8020 [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] 34e761a2cedbb33595c9c7338b788b2bb580982673181c5a48a88053aab86c49 [INFO] running `Command { std: "docker" "start" "-a" "34e761a2cedbb33595c9c7338b788b2bb580982673181c5a48a88053aab86c49", kill_on_drop: false }` [INFO] [stderr] Compiling libmimalloc-sys v0.1.44 [INFO] [stderr] Checking cap v0.1.2 [INFO] [stderr] Checking btree_experiment v0.1.106 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde v1.0.219 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:658:17 [INFO] [stdout] | [INFO] [stdout] 658 | pub fn iter(&self) -> IterPairVec { [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] 658 | pub fn iter(&self) -> IterPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:666:18 [INFO] [stdout] | [INFO] [stdout] 666 | pub fn range(&self, x: usize, y: usize) -> IterPairVec { [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] 666 | pub fn range(&self, x: usize, y: usize) -> IterPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:675:21 [INFO] [stdout] | [INFO] [stdout] 675 | pub fn iter_mut(&mut self) -> IterMutPairVec { [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] 675 | pub fn iter_mut(&mut self) -> IterMutPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:684:22 [INFO] [stdout] | [INFO] [stdout] 684 | pub fn range_mut(&mut self, x: usize, y: usize) -> IterMutPairVec { [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] 684 | pub fn range_mut(&mut self, x: usize, y: usize) -> IterMutPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking mimalloc v0.1.48 [INFO] [stderr] Checking serde_json v1.0.143 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:658:17 [INFO] [stdout] | [INFO] [stdout] 658 | pub fn iter(&self) -> IterPairVec { [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] 658 | pub fn iter(&self) -> IterPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:666:18 [INFO] [stdout] | [INFO] [stdout] 666 | pub fn range(&self, x: usize, y: usize) -> IterPairVec { [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] 666 | pub fn range(&self, x: usize, y: usize) -> IterPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:675:21 [INFO] [stdout] | [INFO] [stdout] 675 | pub fn iter_mut(&mut self) -> IterMutPairVec { [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] 675 | pub fn iter_mut(&mut self) -> IterMutPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecs.rs:684:22 [INFO] [stdout] | [INFO] [stdout] 684 | pub fn range_mut(&mut self, x: usize, y: usize) -> IterMutPairVec { [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] 684 | pub fn range_mut(&mut self, x: usize, y: usize) -> IterMutPairVec<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.90s [INFO] running `Command { std: "docker" "inspect" "34e761a2cedbb33595c9c7338b788b2bb580982673181c5a48a88053aab86c49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34e761a2cedbb33595c9c7338b788b2bb580982673181c5a48a88053aab86c49", kill_on_drop: false }` [INFO] [stdout] 34e761a2cedbb33595c9c7338b788b2bb580982673181c5a48a88053aab86c49