[INFO] fetching crate tokio-scoped 0.2.0...
[INFO] testing tokio-scoped-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate tokio-scoped 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tokio-scoped 0.2.0
[INFO] finished tweaking crates.io crate tokio-scoped 0.2.0
[INFO] tweaked toml for crates.io crate tokio-scoped 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-scoped 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 164c211abb59695a32cbd82f743496a426ba88725ee552d4cc7fd887826be8e6
[INFO] running `Command { std: "docker" "start" "-a" "164c211abb59695a32cbd82f743496a426ba88725ee552d4cc7fd887826be8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "164c211abb59695a32cbd82f743496a426ba88725ee552d4cc7fd887826be8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "164c211abb59695a32cbd82f743496a426ba88725ee552d4cc7fd887826be8e6", kill_on_drop: false }`
[INFO] [stdout] 164c211abb59695a32cbd82f743496a426ba88725ee552d4cc7fd887826be8e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 110c43c65af7cd7d36d807b31aff3f7aec6b4146fbac458b81157207a73775eb
[INFO] running `Command { std: "docker" "start" "-a" "110c43c65af7cd7d36d807b31aff3f7aec6b4146fbac458b81157207a73775eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling tokio-scoped v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &mut Self
[INFO] [stdout]     |                          --                         ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &'s mut Self
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "110c43c65af7cd7d36d807b31aff3f7aec6b4146fbac458b81157207a73775eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110c43c65af7cd7d36d807b31aff3f7aec6b4146fbac458b81157207a73775eb", kill_on_drop: false }`
[INFO] [stdout] 110c43c65af7cd7d36d807b31aff3f7aec6b4146fbac458b81157207a73775eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 107722f82594f23263c9be634d91ca001236b3433f89f452609b55f3302a9a0d
[INFO] running `Command { std: "docker" "start" "-a" "107722f82594f23263c9be634d91ca001236b3433f89f452609b55f3302a9a0d", kill_on_drop: false }`
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &mut Self
[INFO] [stdout]     |                          --                         ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &'s mut Self
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio-scoped v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:173:53
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &mut Self
[INFO] [stdout]     |                          --                         ^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is named 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: consistently use `'s`
[INFO] [stdout]     |
[INFO] [stdout] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &'s mut Self
[INFO] [stdout]     |                                                      ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "107722f82594f23263c9be634d91ca001236b3433f89f452609b55f3302a9a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107722f82594f23263c9be634d91ca001236b3433f89f452609b55f3302a9a0d", kill_on_drop: false }`
[INFO] [stdout] 107722f82594f23263c9be634d91ca001236b3433f89f452609b55f3302a9a0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 335090ad0bb1b95a675ee8593f1311bf56eb39796f61658881f37880b609820a
[INFO] running `Command { std: "docker" "start" "-a" "335090ad0bb1b95a675ee8593f1311bf56eb39796f61658881f37880b609820a", kill_on_drop: false }`
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:173:53
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &mut Self
[INFO] [stderr]     |                          --                         ^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is named 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: consistently use `'s`
[INFO] [stderr]     |
[INFO] [stderr] 173 |     pub fn spawn<'s, F>(&'s mut self, future: F) -> &'s mut Self
[INFO] [stderr]     |                                                      ++
[INFO] [stderr] 
[INFO] [stderr] warning: `tokio-scoped` (lib) generated 1 warning (run `cargo fix --lib -p tokio-scoped` to apply 1 suggestion)
[INFO] [stderr] warning: `tokio-scoped` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_scoped-0ef3a6573f5fe229)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test testing::access_mut_stack_scope_fn ... ok
[INFO] [stdout] test testing::borrow_many_test ... ok
[INFO] [stdout] test testing::borrowed_scope_test ... ok
[INFO] [stdout] test testing::block_on_test ... ok
[INFO] [stdout] test testing::access_stack ... ok
[INFO] [stdout] test testing::inner_scope_test ... ok
[INFO] [stdout] test testing::access_mut_stack ... ok
[INFO] [stdout] test testing::basic_test_split ... ok
[INFO] [stdout] test testing::basic_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_scoped
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - scoped (line 72) ... ok
[INFO] [stdout] test src/lib.rs - scope (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "335090ad0bb1b95a675ee8593f1311bf56eb39796f61658881f37880b609820a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "335090ad0bb1b95a675ee8593f1311bf56eb39796f61658881f37880b609820a", kill_on_drop: false }`
[INFO] [stdout] 335090ad0bb1b95a675ee8593f1311bf56eb39796f61658881f37880b609820a
