[INFO] fetching crate futures-router-sink 0.1.0...
[INFO] testing futures-router-sink-0.1.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate futures-router-sink 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate futures-router-sink 0.1.0
[INFO] finished tweaking crates.io crate futures-router-sink 0.1.0
[INFO] tweaked toml for crates.io crate futures-router-sink 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-router-sink 0.1.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.32)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: package.travis-ci
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26d767fe69be2a2a4fdaf526b4e1349bd6b5a52d00288b20dec3976732d1aded
[INFO] running `Command { std: "docker" "start" "-a" "26d767fe69be2a2a4fdaf526b4e1349bd6b5a52d00288b20dec3976732d1aded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26d767fe69be2a2a4fdaf526b4e1349bd6b5a52d00288b20dec3976732d1aded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d767fe69be2a2a4fdaf526b4e1349bd6b5a52d00288b20dec3976732d1aded", kill_on_drop: false }`
[INFO] [stdout] 26d767fe69be2a2a4fdaf526b4e1349bd6b5a52d00288b20dec3976732d1aded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8da92a95b5f1742c8d1c8fc36e502b253aa984f720c8b5c7d76fa2511ecae070
[INFO] running `Command { std: "docker" "start" "-a" "8da92a95b5f1742c8d1c8fc36e502b253aa984f720c8b5c7d76fa2511ecae070", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: package.travis-ci
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures-router-sink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "8da92a95b5f1742c8d1c8fc36e502b253aa984f720c8b5c7d76fa2511ecae070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da92a95b5f1742c8d1c8fc36e502b253aa984f720c8b5c7d76fa2511ecae070", kill_on_drop: false }`
[INFO] [stdout] 8da92a95b5f1742c8d1c8fc36e502b253aa984f720c8b5c7d76fa2511ecae070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c95348a49ac52e590671f5e5795b43d2a1026af43b57596f5949e617e65f8eb
[INFO] running `Command { std: "docker" "start" "-a" "6c95348a49ac52e590671f5e5795b43d2a1026af43b57596f5949e617e65f8eb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: package.travis-ci
[INFO] [stderr]    Compiling futures-router-sink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `futures::stream::iter`: implementation moved to `iter_ok` and `iter_result`
[INFO] [stdout]   --> src/lib.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let stream = stream::iter(input);
[INFO] [stdout]    |                              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `futures::stream::iter`: implementation moved to `iter_ok` and `iter_result`
[INFO] [stdout]   --> src/lib.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let stream = stream::iter(input);
[INFO] [stdout]    |                              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6c95348a49ac52e590671f5e5795b43d2a1026af43b57596f5949e617e65f8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c95348a49ac52e590671f5e5795b43d2a1026af43b57596f5949e617e65f8eb", kill_on_drop: false }`
[INFO] [stdout] 6c95348a49ac52e590671f5e5795b43d2a1026af43b57596f5949e617e65f8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06c79e444fbc31c72055ec1a49d776aab65dff2a8b72a089744015ce67344cc6
[INFO] running `Command { std: "docker" "start" "-a" "06c79e444fbc31c72055ec1a49d776aab65dff2a8b72a089744015ce67344cc6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused manifest key: package.travis-ci
[INFO] [stderr] warning: use of deprecated function `futures::stream::iter`: implementation moved to `iter_ok` and `iter_result`
[INFO] [stderr]   --> src/lib.rs:58:30
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let stream = stream::iter(input);
[INFO] [stderr]    |                              ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `futures::stream::iter`: implementation moved to `iter_ok` and `iter_result`
[INFO] [stderr]   --> src/lib.rs:80:30
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let stream = stream::iter(input);
[INFO] [stderr]    |                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `futures-router-sink` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_router_sink-5a8ddcfd790a55e1)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::poll_all ... ok
[INFO] [stdout] test test::poll_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures_router_sink
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/router_sink.rs - router_sink::RouterSink<A,B>::left_mut (line 117) ... FAILED
[INFO] [stdout] test src/router_sink.rs - router_sink::RouterSink<A,B>::right_mut (line 136) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 5) - compile ... ok
[INFO] [stdout] test src/router_sink.rs - router_sink::RouterSink<A,B>::new (line 55) ... ok
[INFO] [stdout] test src/router_sink.rs - router_sink::RouterSink<A,B>::right (line 98) ... ok
[INFO] [stdout] test src/router_sink.rs - router_sink::RouterSink<A,B>::left (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/router_sink.rs - router_sink::RouterSink<A,B>::left_mut (line 117) stdout ----
[INFO] [stdout] error[E0596]: cannot borrow `router` as mutable, as it is not declared as mutable
[INFO] [stdout]    --> src/router_sink.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 | let right = router.left_mut();
[INFO] [stdout]     |             ^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 122 | let mut router = RouterSink::new(left, right);
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/router_sink.rs - router_sink::RouterSink<A,B>::right_mut (line 136) stdout ----
[INFO] [stdout] error[E0596]: cannot borrow `router` as mutable, as it is not declared as mutable
[INFO] [stdout]    --> src/router_sink.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 | let right = router.left_mut();
[INFO] [stdout]     |             ^^^^^^ cannot borrow as mutable
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing this to be mutable
[INFO] [stdout]     |
[INFO] [stdout] 141 | let mut router = RouterSink::new(left, right);
[INFO] [stdout]     |     +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/router_sink.rs - router_sink::RouterSink<A,B>::left_mut (line 117)
[INFO] [stdout]     src/router_sink.rs - router_sink::RouterSink<A,B>::right_mut (line 136)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "06c79e444fbc31c72055ec1a49d776aab65dff2a8b72a089744015ce67344cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c79e444fbc31c72055ec1a49d776aab65dff2a8b72a089744015ce67344cc6", kill_on_drop: false }`
[INFO] [stdout] 06c79e444fbc31c72055ec1a49d776aab65dff2a8b72a089744015ce67344cc6
