[INFO] fetching crate shuttle-next 0.40.0...
[INFO] testing shuttle-next-0.40.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate shuttle-next 0.40.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shuttle-next 0.40.0
[INFO] finished tweaking crates.io crate shuttle-next 0.40.0
[INFO] tweaked toml for crates.io crate shuttle-next 0.40.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shuttle-next 0.40.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 150 packages to latest compatible versions
[INFO] [stderr]       Adding axum v0.6.20 (available: v0.8.6)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding shuttle-codegen v0.40.0 (available: v0.57.0)
[INFO] [stderr]       Adding shuttle-common v0.40.2 (available: v0.57.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8090791989a4889930a1c923395ae87ebfbe74969b462fc8eb565d42eb1ddc07
[INFO] running `Command { std: "docker" "start" "-a" "8090791989a4889930a1c923395ae87ebfbe74969b462fc8eb565d42eb1ddc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8090791989a4889930a1c923395ae87ebfbe74969b462fc8eb565d42eb1ddc07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8090791989a4889930a1c923395ae87ebfbe74969b462fc8eb565d42eb1ddc07", kill_on_drop: false }`
[INFO] [stdout] 8090791989a4889930a1c923395ae87ebfbe74969b462fc8eb565d42eb1ddc07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223a808247fdc224d99630ce79df45274d404b64cfe8e2e5effeb6348cd14895
[INFO] running `Command { std: "docker" "start" "-a" "223a808247fdc224d99630ce79df45274d404b64cfe8e2e5effeb6348cd14895", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling http-serde v1.1.3
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling shuttle-codegen v0.40.0
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling shuttle-common v0.40.2
[INFO] [stderr]    Compiling shuttle-next v0.40.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.42s
[INFO] running `Command { std: "docker" "inspect" "223a808247fdc224d99630ce79df45274d404b64cfe8e2e5effeb6348cd14895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223a808247fdc224d99630ce79df45274d404b64cfe8e2e5effeb6348cd14895", kill_on_drop: false }`
[INFO] [stdout] 223a808247fdc224d99630ce79df45274d404b64cfe8e2e5effeb6348cd14895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f87dd280b53a9195baf83ec567dcdbe5ee182a6381527bba6cef18b2ffae6416
[INFO] running `Command { std: "docker" "start" "-a" "f87dd280b53a9195baf83ec567dcdbe5ee182a6381527bba6cef18b2ffae6416", kill_on_drop: false }`
[INFO] [stderr]    Compiling shuttle-next v0.40.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "f87dd280b53a9195baf83ec567dcdbe5ee182a6381527bba6cef18b2ffae6416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87dd280b53a9195baf83ec567dcdbe5ee182a6381527bba6cef18b2ffae6416", kill_on_drop: false }`
[INFO] [stdout] f87dd280b53a9195baf83ec567dcdbe5ee182a6381527bba6cef18b2ffae6416
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3900cc6bb816d952faf4266bd2adb7d97e31f12b1cb7ee5094fb69b09d3f716e
[INFO] running `Command { std: "docker" "start" "-a" "3900cc6bb816d952faf4266bd2adb7d97e31f12b1cb7ee5094fb69b09d3f716e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shuttle_next-d5469a3e3d38fed7)
[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 shuttle_next
[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" "3900cc6bb816d952faf4266bd2adb7d97e31f12b1cb7ee5094fb69b09d3f716e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3900cc6bb816d952faf4266bd2adb7d97e31f12b1cb7ee5094fb69b09d3f716e", kill_on_drop: false }`
[INFO] [stdout] 3900cc6bb816d952faf4266bd2adb7d97e31f12b1cb7ee5094fb69b09d3f716e