[INFO] fetching crate prio-queue 0.1.1...
[INFO] testing prio-queue-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate prio-queue 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate prio-queue 0.1.1
[INFO] finished tweaking crates.io crate prio-queue 0.1.1
[INFO] tweaked toml for crates.io crate prio-queue 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prio-queue 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69901e0a2f52982b8d6ac94a5f0db195a22e697f5242c3287c73b7bc38b33f68
[INFO] running `Command { std: "docker" "start" "-a" "69901e0a2f52982b8d6ac94a5f0db195a22e697f5242c3287c73b7bc38b33f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69901e0a2f52982b8d6ac94a5f0db195a22e697f5242c3287c73b7bc38b33f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69901e0a2f52982b8d6ac94a5f0db195a22e697f5242c3287c73b7bc38b33f68", kill_on_drop: false }`
[INFO] [stdout] 69901e0a2f52982b8d6ac94a5f0db195a22e697f5242c3287c73b7bc38b33f68
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d58c5b25ef24d19f1a8caa6838cd2ab438ec379d754a14deeb91502c93050d17
[INFO] running `Command { std: "docker" "start" "-a" "d58c5b25ef24d19f1a8caa6838cd2ab438ec379d754a14deeb91502c93050d17", kill_on_drop: false }`
[INFO] [stderr]    Compiling prio-queue v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn drain(&mut self) -> Drain<T> {
[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] 103 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<T> {
[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] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "d58c5b25ef24d19f1a8caa6838cd2ab438ec379d754a14deeb91502c93050d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58c5b25ef24d19f1a8caa6838cd2ab438ec379d754a14deeb91502c93050d17", kill_on_drop: false }`
[INFO] [stdout] d58c5b25ef24d19f1a8caa6838cd2ab438ec379d754a14deeb91502c93050d17
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90cb4e149e50dd9b16c23fe802ffef848c2cba789fb7c2d42c97f191e1a904da
[INFO] running `Command { std: "docker" "start" "-a" "90cb4e149e50dd9b16c23fe802ffef848c2cba789fb7c2d42c97f191e1a904da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn drain(&mut self) -> Drain<T> {
[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] 103 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<T> {
[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] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling prio-queue v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:103:18
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn drain(&mut self) -> Drain<T> {
[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] 103 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:215:24
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<T> {
[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] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<'_, T> {
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `Command { std: "docker" "inspect" "90cb4e149e50dd9b16c23fe802ffef848c2cba789fb7c2d42c97f191e1a904da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90cb4e149e50dd9b16c23fe802ffef848c2cba789fb7c2d42c97f191e1a904da", kill_on_drop: false }`
[INFO] [stdout] 90cb4e149e50dd9b16c23fe802ffef848c2cba789fb7c2d42c97f191e1a904da
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4903af81cc001e7f2d4aff45654dbfdc4c1b733ddcbe94c7226588a56ec4ed6
[INFO] running `Command { std: "docker" "start" "-a" "e4903af81cc001e7f2d4aff45654dbfdc4c1b733ddcbe94c7226588a56ec4ed6", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:103:18
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn drain(&mut self) -> Drain<T> {
[INFO] [stderr]     |                  ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 103 |     pub fn drain(&mut self) -> Drain<'_, T> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:215:24
[INFO] [stderr]     |
[INFO] [stderr] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<T> {
[INFO] [stderr]     |                        ^^^^^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 215 |     pub fn checked_mut(&mut self) -> CheckedMut<'_, T> {
[INFO] [stderr]     |                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: `prio-queue` (lib) generated 2 warnings (run `cargo fix --lib -p prio-queue` to apply 2 suggestions)
[INFO] [stderr] warning: `prio-queue` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prio_queue-475590ef136f17fe)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::retain ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::unchecked_bad_mut ... ok
[INFO] [stdout] test tests::checked_bad_mut - should panic ... ok
[INFO] [stdout] test tests::sorts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prio_queue
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - PrioQueue (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4903af81cc001e7f2d4aff45654dbfdc4c1b733ddcbe94c7226588a56ec4ed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4903af81cc001e7f2d4aff45654dbfdc4c1b733ddcbe94c7226588a56ec4ed6", kill_on_drop: false }`
[INFO] [stdout] e4903af81cc001e7f2d4aff45654dbfdc4c1b733ddcbe94c7226588a56ec4ed6
