[INFO] fetching crate async-observable 0.1.0... [INFO] testing async-observable-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate async-observable 0.1.0 into /workspace/builds/worker-97/source [INFO] validating manifest of crates.io crate async-observable 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-observable 0.1.0 [INFO] finished tweaking crates.io crate async-observable 0.1.0 [INFO] tweaked toml for crates.io crate async-observable 0.1.0 written to /workspace/builds/worker-97/source/Cargo.toml [INFO] crate crates.io crate async-observable 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b038813b0ba9738217a25188291b2f5bddd870cb11141055cbd18ae714c13a3 [INFO] running `Command { std: "docker" "start" "-a" "3b038813b0ba9738217a25188291b2f5bddd870cb11141055cbd18ae714c13a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b038813b0ba9738217a25188291b2f5bddd870cb11141055cbd18ae714c13a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b038813b0ba9738217a25188291b2f5bddd870cb11141055cbd18ae714c13a3", kill_on_drop: false }` [INFO] [stdout] 3b038813b0ba9738217a25188291b2f5bddd870cb11141055cbd18ae714c13a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12073e2eee4699cd43350f231f8e14b566741b48b8ffe4f0749a4f076b8359b4 [INFO] running `Command { std: "docker" "start" "-a" "12073e2eee4699cd43350f231f8e14b566741b48b8ffe4f0749a4f076b8359b4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling futures-sink v0.3.16 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-io v0.3.16 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling futures-executor v0.3.16 [INFO] [stderr] Compiling futures v0.3.16 [INFO] [stderr] Compiling async-observable v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.32s [INFO] running `Command { std: "docker" "inspect" "12073e2eee4699cd43350f231f8e14b566741b48b8ffe4f0749a4f076b8359b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12073e2eee4699cd43350f231f8e14b566741b48b8ffe4f0749a4f076b8359b4", kill_on_drop: false }` [INFO] [stdout] 12073e2eee4699cd43350f231f8e14b566741b48b8ffe4f0749a4f076b8359b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4abeb49b113447f8bf1fbefd19b100eb52da3fbe97706e16573b70790eeec903 [INFO] running `Command { std: "docker" "start" "-a" "4abeb49b113447f8bf1fbefd19b100eb52da3fbe97706e16573b70790eeec903", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling fastrand v1.5.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ctor v0.1.20 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.7 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling socket2 v0.4.1 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling polling v2.1.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.9.0 [INFO] [stderr] Compiling async-observable v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 16.95s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_observable-d7e6a2c95b6d9e15) [INFO] running `Command { std: "docker" "inspect" "4abeb49b113447f8bf1fbefd19b100eb52da3fbe97706e16573b70790eeec903", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4abeb49b113447f8bf1fbefd19b100eb52da3fbe97706e16573b70790eeec903", kill_on_drop: false }` [INFO] [stdout] 4abeb49b113447f8bf1fbefd19b100eb52da3fbe97706e16573b70790eeec903 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9cef51d7bde30364b9356ce80cc5cfd13d2d4bfdb88c89532efd958013f10eff [INFO] running `Command { std: "docker" "start" "-a" "9cef51d7bde30364b9356ce80cc5cfd13d2d4bfdb88c89532efd958013f10eff", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_observable-d7e6a2c95b6d9e15) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test test::versions::should_skip_unchecked_updates ... ok [INFO] [stdout] test test::synchronization::should_get_latest_without_loosing_updates ... ok [INFO] [stdout] test test::versions::should_skip_versions ... ok [INFO] [stdout] test test::publishing::should_publish_after_modify ... ok [INFO] [stdout] test test::publishing::should_conditionally_modify ... ok [INFO] [stdout] test test::publishing::should_get_notified_sync ... ok [INFO] [stdout] test test::publishing::should_get_notified_sync_multiple ... ok [INFO] [stdout] test test::asynchronous::should_wait_for_publisher_task ... ok [INFO] [stdout] test test::synchronization::should_synchronize_multiple_times ... ok [INFO] [stdout] test test::versions::should_wait_after_skiped_versions ... ok [INFO] [stdout] test test::publishing::should_publish_changed ... ok [INFO] [stdout] test test::publishing::shouldnt_publish_same_change ... ok [INFO] [stdout] test test::synchronization::should_skip_updates_while_synchronizing ... ok [INFO] [stdout] test test::future::should_wait_forever ... ok [INFO] [stdout] test test::future::should_remove_waker_on_future_drop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.03s [INFO] [stdout] [INFO] [stderr] Doc-tests async-observable [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - Observable::apply (line 170) ... ignored [INFO] [stdout] test src/lib.rs - Observable::apply (line 181) ... ignored [INFO] [stdout] test src/lib.rs - Observable::synchronize (line 295) ... ok [INFO] [stdout] test src/lib.rs - Observable (line 61) ... ok [INFO] [stdout] test src/lib.rs - Observable (line 71) ... ok [INFO] [stdout] test src/lib.rs - Observable::fork_and_reset (line 235) ... ok [INFO] [stdout] test src/lib.rs - Observable::next (line 273) ... ok [INFO] [stdout] test src/lib.rs - Observable::modify_conditional (line 138) ... ok [INFO] [stdout] test src/lib.rs - Observable::fork (line 219) ... ok [INFO] [stdout] test src/lib.rs - Observable::latest (line 253) ... ok [INFO] [stdout] test src/lib.rs - Observable (line 81) ... ok [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9cef51d7bde30364b9356ce80cc5cfd13d2d4bfdb88c89532efd958013f10eff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cef51d7bde30364b9356ce80cc5cfd13d2d4bfdb88c89532efd958013f10eff", kill_on_drop: false }` [INFO] [stdout] 9cef51d7bde30364b9356ce80cc5cfd13d2d4bfdb88c89532efd958013f10eff