[INFO] fetching crate rx_core_operator_observe_on 0.2.1...
[INFO] testing rx_core_operator_observe_on-0.2.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate rx_core_operator_observe_on 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rx_core_operator_observe_on 0.2.1
[INFO] finished tweaking crates.io crate rx_core_operator_observe_on 0.2.1
[INFO] tweaked toml for crates.io crate rx_core_operator_observe_on 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rx_core_operator_observe_on 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_operator_observe_on 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-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15742e0dbfc7623b59bae1b94bc9d1ca409409f5056cbe2915e2b2fa308db02b
[INFO] running `Command { std: "docker" "start" "-a" "15742e0dbfc7623b59bae1b94bc9d1ca409409f5056cbe2915e2b2fa308db02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15742e0dbfc7623b59bae1b94bc9d1ca409409f5056cbe2915e2b2fa308db02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15742e0dbfc7623b59bae1b94bc9d1ca409409f5056cbe2915e2b2fa308db02b", kill_on_drop: false }`
[INFO] [stdout] 15742e0dbfc7623b59bae1b94bc9d1ca409409f5056cbe2915e2b2fa308db02b
[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=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] e3713bd32aa7db3fd30fc1aadf231ee34bbb99bc1b4f673386a2c0930452fa22
[INFO] running `Command { std: "docker" "start" "-a" "e3713bd32aa7db3fd30fc1aadf231ee34bbb99bc1b4f673386a2c0930452fa22", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling disqualified v1.0.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling variadics_please v1.1.0
[INFO] [stderr]    Compiling derive-where v1.6.0
[INFO] [stderr]    Compiling rx_core_macro_common v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_observer_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_subscriber_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_operator_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_observable_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_subscription_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_common v0.2.1
[INFO] [stderr]    Compiling rx_core_operator_observe_on v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] running `Command { std: "docker" "inspect" "e3713bd32aa7db3fd30fc1aadf231ee34bbb99bc1b4f673386a2c0930452fa22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3713bd32aa7db3fd30fc1aadf231ee34bbb99bc1b4f673386a2c0930452fa22", kill_on_drop: false }`
[INFO] [stdout] e3713bd32aa7db3fd30fc1aadf231ee34bbb99bc1b4f673386a2c0930452fa22
[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=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] 3dfd2387caabf624140554da5da8cb409f28eb3f76e754c71a57a8150c7c613a
[INFO] running `Command { std: "docker" "start" "-a" "3dfd2387caabf624140554da5da8cb409f28eb3f76e754c71a57a8150c7c613a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rx_core_macro_scheduler_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_executor_derive v0.2.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling rx_core_macro_work_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_macro_subject_derive v0.2.1
[INFO] [stderr]    Compiling rx_core_scheduler_ticking v0.2.1
[INFO] [stderr]    Compiling rx_core_testing v0.2.1
[INFO] [stderr]    Compiling rx_core_operator_observe_on v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "3dfd2387caabf624140554da5da8cb409f28eb3f76e754c71a57a8150c7c613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dfd2387caabf624140554da5da8cb409f28eb3f76e754c71a57a8150c7c613a", kill_on_drop: false }`
[INFO] [stdout] 3dfd2387caabf624140554da5da8cb409f28eb3f76e754c71a57a8150c7c613a
[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=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] c032718e7b025aa6e91569b86a6736cbcf0e547ea2fc1182449791c79db5933a
[INFO] running `Command { std: "docker" "start" "-a" "c032718e7b025aa6e91569b86a6736cbcf0e547ea2fc1182449791c79db5933a", kill_on_drop: false }`
[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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rx_core_operator_observe_on-11e4ce6aad767e76)
[INFO] [stderr]    Doc-tests rx_core_operator_observe_on
[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" "c032718e7b025aa6e91569b86a6736cbcf0e547ea2fc1182449791c79db5933a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c032718e7b025aa6e91569b86a6736cbcf0e547ea2fc1182449791c79db5933a", kill_on_drop: false }`
[INFO] [stdout] c032718e7b025aa6e91569b86a6736cbcf0e547ea2fc1182449791c79db5933a