[INFO] fetching crate rx_core_observable_never 0.2.1...
[INFO] testing rx_core_observable_never-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rx_core_observable_never 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rx_core_observable_never 0.2.1
[INFO] finished tweaking crates.io crate rx_core_observable_never 0.2.1
[INFO] tweaked toml for crates.io crate rx_core_observable_never 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rx_core_observable_never 0.2.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rx_core_observable_never 0.2.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1df3c9b91fd678486ba4ae7c0c9736c7e8afe526191a640fec480912394d7e6
[INFO] running `Command { std: "docker" "start" "-a" "d1df3c9b91fd678486ba4ae7c0c9736c7e8afe526191a640fec480912394d7e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1df3c9b91fd678486ba4ae7c0c9736c7e8afe526191a640fec480912394d7e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1df3c9b91fd678486ba4ae7c0c9736c7e8afe526191a640fec480912394d7e6", kill_on_drop: false }`
[INFO] [stdout] d1df3c9b91fd678486ba4ae7c0c9736c7e8afe526191a640fec480912394d7e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4ad914225290baa62823189079fe4a064a21614f9edb63f1285de6bdc55f3bf
[INFO] running `Command { std: "docker" "start" "-a" "d4ad914225290baa62823189079fe4a064a21614f9edb63f1285de6bdc55f3bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling disqualified v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling variadics_please v1.1.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling rx_core_macro_common v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_subscription_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_observable_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_observer_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_operator_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_subscriber_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_common v0.2.1
[INFO] [stderr]    Compiling rx_core_observable_never v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "d4ad914225290baa62823189079fe4a064a21614f9edb63f1285de6bdc55f3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ad914225290baa62823189079fe4a064a21614f9edb63f1285de6bdc55f3bf", kill_on_drop: false }`
[INFO] [stdout] d4ad914225290baa62823189079fe4a064a21614f9edb63f1285de6bdc55f3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7ce6f9d4176a42daee89b09891c31766e67655ab189c95d77daf25efcf21401
[INFO] running `Command { std: "docker" "start" "-a" "f7ce6f9d4176a42daee89b09891c31766e67655ab189c95d77daf25efcf21401", kill_on_drop: false }`
[INFO] [stderr]    Compiling rx_core_observable_never v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "f7ce6f9d4176a42daee89b09891c31766e67655ab189c95d77daf25efcf21401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ce6f9d4176a42daee89b09891c31766e67655ab189c95d77daf25efcf21401", kill_on_drop: false }`
[INFO] [stdout] f7ce6f9d4176a42daee89b09891c31766e67655ab189c95d77daf25efcf21401
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11dece67674c4e8210618a8fd6f9464e3f03f4bb86a0a314c59e54dd0882cb2d
[INFO] running `Command { std: "docker" "start" "-a" "11dece67674c4e8210618a8fd6f9464e3f03f4bb86a0a314c59e54dd0882cb2d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rx_core_observable_never-05120d3ee4abf0d7)
[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 rx_core_observable_never
[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" "11dece67674c4e8210618a8fd6f9464e3f03f4bb86a0a314c59e54dd0882cb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11dece67674c4e8210618a8fd6f9464e3f03f4bb86a0a314c59e54dd0882cb2d", kill_on_drop: false }`
[INFO] [stdout] 11dece67674c4e8210618a8fd6f9464e3f03f4bb86a0a314c59e54dd0882cb2d