[INFO] crate rx 0.0.1 is already in cache
[INFO] testing rx-0.0.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate rx 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rx 0.0.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rx 0.0.1
[INFO] finished tweaking crates.io crate rx 0.0.1
[INFO] tweaked toml for crates.io crate rx 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5208934833e75133730161b0b899d1ba6eeb3add9fd5b797769693a89c7e70b2
[INFO] running `"docker" "start" "-a" "5208934833e75133730161b0b899d1ba6eeb3add9fd5b797769693a89c7e70b2"`
[INFO] [stderr]    Compiling rx v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subject.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     observers: Vec<Box<BoxedObserver<T, E>>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver<T, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "5208934833e75133730161b0b899d1ba6eeb3add9fd5b797769693a89c7e70b2"`
[INFO] running `"docker" "rm" "-f" "5208934833e75133730161b0b899d1ba6eeb3add9fd5b797769693a89c7e70b2"`
[INFO] [stdout] 5208934833e75133730161b0b899d1ba6eeb3add9fd5b797769693a89c7e70b2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5042835739d2078987b64386001607efc3c5d53974c16e74a53097eef831f16
[INFO] running `"docker" "start" "-a" "a5042835739d2078987b64386001607efc3c5d53974c16e74a53097eef831f16"`
[INFO] [stderr]    Compiling rx v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subject.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     observers: Vec<Box<BoxedObserver<T, E>>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver<T, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subject.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     observers: Vec<Box<BoxedObserver<T, E>>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver<T, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `"docker" "inspect" "a5042835739d2078987b64386001607efc3c5d53974c16e74a53097eef831f16"`
[INFO] running `"docker" "rm" "-f" "a5042835739d2078987b64386001607efc3c5d53974c16e74a53097eef831f16"`
[INFO] [stdout] a5042835739d2078987b64386001607efc3c5d53974c16e74a53097eef831f16
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9b014fe14eb13f4352a06365e2c503689f6e06ec59c78bca1b1e2b21d82f2822
[INFO] running `"docker" "start" "-a" "9b014fe14eb13f4352a06365e2c503689f6e06ec59c78bca1b1e2b21d82f2822"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subject.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     observers: Vec<Box<BoxedObserver<T, E>>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver<T, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/subject.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |     observers: Vec<Box<BoxedObserver<T, E>>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BoxedObserver<T, E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rx-5ab139fa39bcffe5
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/generate-723b6c5ae1fface3
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slice-0aec91a547cf635a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test subscribe_result_slice ... ok
[INFO] [stdout] test subscribe_error_slice ... ok
[INFO] [stdout] test subscribe_completed_slice ... ok
[INFO] [stdout] test subscribe_next_slice ... ok
[INFO] [stdout] test subscribe_option_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/transform-bbb2a727f4e42d18
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rx
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9b014fe14eb13f4352a06365e2c503689f6e06ec59c78bca1b1e2b21d82f2822"`
[INFO] running `"docker" "rm" "-f" "9b014fe14eb13f4352a06365e2c503689f6e06ec59c78bca1b1e2b21d82f2822"`
[INFO] [stdout] 9b014fe14eb13f4352a06365e2c503689f6e06ec59c78bca1b1e2b21d82f2822