[INFO] fetching crate sched-callback 0.1.2...
[INFO] testing sched-callback-0.1.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate sched-callback 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate sched-callback 0.1.2
[INFO] finished tweaking crates.io crate sched-callback 0.1.2
[INFO] tweaked toml for crates.io crate sched-callback 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sched-callback 0.1.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942
[INFO] running `Command { std: "docker" "start" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling async-recursion v1.2.0
[INFO] [stderr]    Compiling tokio v1.53.2
[INFO] [stderr]    Compiling sched-callback v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |     async fn lock_tasks(&self) -> MutexGuard<Vec<Task>> {
[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] 33 |     async fn lock_tasks(&self) -> MutexGuard<'_, Vec<Task>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     async fn lock_running(&self) -> MutexGuard<Option<TaskHandle>> {
[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] 36 |     async fn lock_running(&self) -> MutexGuard<'_, Option<TaskHandle>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<BTreeSet<usize>>{
[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] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<'_, BTreeSet<usize>>{
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling sched-callback v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |     async fn lock_tasks(&self) -> MutexGuard<Vec<Task>> {
[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] 33 |     async fn lock_tasks(&self) -> MutexGuard<'_, Vec<Task>> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:36:27
[INFO] [stdout]    |
[INFO] [stdout] 36 |     async fn lock_running(&self) -> MutexGuard<Option<TaskHandle>> {
[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] 36 |     async fn lock_running(&self) -> MutexGuard<'_, Option<TaskHandle>> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/queue.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<BTreeSet<usize>>{
[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] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<'_, BTreeSet<usize>>{
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/queue.rs:33:25
[INFO] [stderr]    |
[INFO] [stderr] 33 |     async fn lock_tasks(&self) -> MutexGuard<Vec<Task>> {
[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] 33 |     async fn lock_tasks(&self) -> MutexGuard<'_, Vec<Task>> {
[INFO] [stderr]    |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/queue.rs:36:27
[INFO] [stderr]    |
[INFO] [stderr] 36 |     async fn lock_running(&self) -> MutexGuard<Option<TaskHandle>> {
[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] 36 |     async fn lock_running(&self) -> MutexGuard<'_, Option<TaskHandle>> {
[INFO] [stderr]    |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/queue.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<BTreeSet<usize>>{
[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] 39 |     async fn lock_tasks_cancelled(&self) -> MutexGuard<'_, BTreeSet<usize>>{
[INFO] [stderr]    |                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sched-callback` (lib test) generated 3 warnings (run `cargo fix --lib -p sched-callback --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/sched-callback/3fbb4a133a94a6e3/out/sched_callback-3fbb4a133a94a6e3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test queue::tests::timestamp_test ... ok
[INFO] [stdout] test message::tests::message_test ... ok
[INFO] [stdout] test queue::tests::cancel_test ... ok
[INFO] [stdout] test queue::tests::delay_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942", kill_on_drop: false }`
[INFO] [stdout] c1a11850363e2a187ee94cbcef60199da3742133ceb875d673d779b00d5e7942
