[INFO] fetching crate task-stream 0.3.7...
[INFO] testing task-stream-0.3.7 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate task-stream 0.3.7 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate task-stream 0.3.7
[INFO] finished tweaking crates.io crate task-stream 0.3.7
[INFO] tweaked toml for crates.io crate task-stream 0.3.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate task-stream 0.3.7 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate task-stream 0.3.7 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c562ad817b9e915351313b077db7d4346c60a91a7d851121ceaf0709597dcf28
[INFO] running `Command { std: "docker" "start" "-a" "c562ad817b9e915351313b077db7d4346c60a91a7d851121ceaf0709597dcf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c562ad817b9e915351313b077db7d4346c60a91a7d851121ceaf0709597dcf28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c562ad817b9e915351313b077db7d4346c60a91a7d851121ceaf0709597dcf28", kill_on_drop: false }`
[INFO] [stdout] c562ad817b9e915351313b077db7d4346c60a91a7d851121ceaf0709597dcf28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3363f846a8fccebe7dcf1c33bd97106d98205033a21daf8e2b3f7834385f1e
[INFO] running `Command { std: "docker" "start" "-a" "be3363f846a8fccebe7dcf1c33bd97106d98205033a21daf8e2b3f7834385f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling spin_loop v0.1.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling ach-util v0.1.15
[INFO] [stderr]    Compiling ach-ring v0.1.9
[INFO] [stderr]    Compiling ach-mpmc v0.2.0
[INFO] [stderr]    Compiling task-stream v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn stream(&self) -> TaskStream<N> {
[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] 61 |     pub fn stream(&self) -> TaskStream<'_, N> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/local.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn stream(&self) -> LocalTaskStream<N> {
[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] 47 |     pub fn stream(&self) -> LocalTaskStream<'_, N> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.06s
[INFO] running `Command { std: "docker" "inspect" "be3363f846a8fccebe7dcf1c33bd97106d98205033a21daf8e2b3f7834385f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3363f846a8fccebe7dcf1c33bd97106d98205033a21daf8e2b3f7834385f1e", kill_on_drop: false }`
[INFO] [stdout] be3363f846a8fccebe7dcf1c33bd97106d98205033a21daf8e2b3f7834385f1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d65b429d68ee6f04b604415645b11b7a28c5abb4dc09aa8ab350965861ec8a
[INFO] running `Command { std: "docker" "start" "-a" "a0d65b429d68ee6f04b604415645b11b7a28c5abb4dc09aa8ab350965861ec8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time-clock v0.1.0
[INFO] [stderr]    Compiling atomic-polyfill v0.1.8
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn stream(&self) -> TaskStream<N> {
[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] 61 |     pub fn stream(&self) -> TaskStream<'_, N> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/local.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn stream(&self) -> LocalTaskStream<N> {
[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] 47 |     pub fn stream(&self) -> LocalTaskStream<'_, N> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling interrupt v0.1.3
[INFO] [stderr]    Compiling clock_source v0.2.4
[INFO] [stderr]    Compiling tick_clock v0.1.2
[INFO] [stderr]    Compiling ach-cell v0.1.16
[INFO] [stderr]    Compiling ach-once v0.1.5
[INFO] [stderr]    Compiling ach-lazy v0.1.2
[INFO] [stderr]    Compiling ach-array v0.1.8
[INFO] [stderr]    Compiling async_ach-waker v0.1.3
[INFO] [stderr]    Compiling async-tick v0.1.7
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling task-stream v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub fn stream(&self) -> TaskStream<N> {
[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] 61 |     pub fn stream(&self) -> TaskStream<'_, N> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/local.rs:47:19
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn stream(&self) -> LocalTaskStream<N> {
[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] 47 |     pub fn stream(&self) -> LocalTaskStream<'_, N> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.60s
[INFO] running `Command { std: "docker" "inspect" "a0d65b429d68ee6f04b604415645b11b7a28c5abb4dc09aa8ab350965861ec8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d65b429d68ee6f04b604415645b11b7a28c5abb4dc09aa8ab350965861ec8a", kill_on_drop: false }`
[INFO] [stdout] a0d65b429d68ee6f04b604415645b11b7a28c5abb4dc09aa8ab350965861ec8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d501a5bd18da70a41023e100cbda27a05691eca4f7b24456e2dfa28c5185740
[INFO] running `Command { std: "docker" "start" "-a" "1d501a5bd18da70a41023e100cbda27a05691eca4f7b24456e2dfa28c5185740", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:61:19
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn stream(&self) -> TaskStream<N> {
[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] 61 |     pub fn stream(&self) -> TaskStream<'_, N> {
[INFO] [stderr]    |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/local.rs:47:19
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn stream(&self) -> LocalTaskStream<N> {
[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] 47 |     pub fn stream(&self) -> LocalTaskStream<'_, N> {
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: `task-stream` (lib) generated 2 warnings (run `cargo fix --lib -p task-stream` to apply 2 suggestions)
[INFO] [stderr] warning: `task-stream` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_stream-fd730a557126dc57)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests task_stream
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d501a5bd18da70a41023e100cbda27a05691eca4f7b24456e2dfa28c5185740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d501a5bd18da70a41023e100cbda27a05691eca4f7b24456e2dfa28c5185740", kill_on_drop: false }`
[INFO] [stdout] 1d501a5bd18da70a41023e100cbda27a05691eca4f7b24456e2dfa28c5185740
