[INFO] fetching crate signals2 0.3.2...
[INFO] testing signals2-0.3.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate signals2 0.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate signals2 0.3.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signals2 0.3.2
[INFO] finished tweaking crates.io crate signals2 0.3.2
[INFO] tweaked toml for crates.io crate signals2 0.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5813b5e67c82343e31c0ad6c7cb470264ef9adb4fd350bda042d678122ca7a4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5813b5e67c82343e31c0ad6c7cb470264ef9adb4fd350bda042d678122ca7a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5813b5e67c82343e31c0ad6c7cb470264ef9adb4fd350bda042d678122ca7a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5813b5e67c82343e31c0ad6c7cb470264ef9adb4fd350bda042d678122ca7a4d", kill_on_drop: false }`
[INFO] [stdout] 5813b5e67c82343e31c0ad6c7cb470264ef9adb4fd350bda042d678122ca7a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20558d59a3157ec6ff8ed749931f496ed9cf0ccd9ae1b944ffd26813068c2ff3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20558d59a3157ec6ff8ed749931f496ed9cf0ccd9ae1b944ffd26813068c2ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling signals2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "20558d59a3157ec6ff8ed749931f496ed9cf0ccd9ae1b944ffd26813068c2ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20558d59a3157ec6ff8ed749931f496ed9cf0ccd9ae1b944ffd26813068c2ff3", kill_on_drop: false }`
[INFO] [stdout] 20558d59a3157ec6ff8ed749931f496ed9cf0ccd9ae1b944ffd26813068c2ff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53fc119d6cbbf06a541b204b73d58b807501c5ac165b391c42fb3599b64cfbc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b53fc119d6cbbf06a541b204b73d58b807501c5ac165b391c42fb3599b64cfbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling signals2 v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "b53fc119d6cbbf06a541b204b73d58b807501c5ac165b391c42fb3599b64cfbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53fc119d6cbbf06a541b204b73d58b807501c5ac165b391c42fb3599b64cfbc", kill_on_drop: false }`
[INFO] [stdout] b53fc119d6cbbf06a541b204b73d58b807501c5ac165b391c42fb3599b64cfbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0038473a559fe33b01c62c6655c4bfc8166337a42bf18b331d22d9df76a8041e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0038473a559fe33b01c62c6655c4bfc8166337a42bf18b331d22d9df76a8041e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/signals2-3e4e94b6409774ce)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-73e8d8ffc5bd4a8e)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test combiner::tests::default_combiner_test ... ok
[INFO] [stdout] test combiner::tests::sum_combiner_test ... ok
[INFO] [stdout] test combiner::tests::vec_combiner_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test emit_handle_test ... ok
[INFO] [stdout] test connect_handle_test ... ok
[INFO] [stdout] test mutually_recursive_connect_test ... ok
[INFO] [stdout] test weak_signal_test ... ok
[INFO] [stdout] test default_test ... ok
[INFO] [stdout] test basic_signal_test ... ok
[INFO] [stdout] test connection_block_test ... ok
[INFO] [stdout] test disconnect_test ... ok
[INFO] [stdout] test lazy_slots_test ... ok
[INFO] [stdout] test block_while_emitting ... ok
[INFO] [stdout] test disconnect_while_emitting ... ok
[INFO] [stdout] test connect_while_emitting ... ok
[INFO] [stdout] test position_group_order_test ... ok
[INFO] [stdout] test recursive_connect_test ... ok
[INFO] [stdout] test async_emit_test ... ok
[INFO] [stdout] test async_disconnect_test ... ok
[INFO] [stdout] test signal_emitting_cloned_block_test ... ok
[INFO] [stderr]    Doc-tests signals2
[INFO] [stdout] test async_connect_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - Signal (line 79) ... ok
[INFO] [stdout] test src/connect.rs - connect::SharedConnectionBlock (line 377) ... ok
[INFO] [stdout] test src/lib.rs - Signal (line 59) ... ok
[INFO] [stdout] test src/lib.rs - EmitHandle (line 306) ... ok
[INFO] [stdout] test src/connect.rs - connect::ScopedConnection (line 338) ... ok
[INFO] [stdout] test src/lib.rs - ConnectHandle (line 276) ... ok
[INFO] [stdout] test src/connect.rs - connect::SharedConnectionBlock (line 355) ... ok
[INFO] [stdout] test src/lib.rs - WeakSignal (line 213) ... ok
[INFO] [stdout] test src/lib.rs - Signal (line 69) ... ok
[INFO] [stdout] test src/connect.rs - connect::Connection (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Signal (line 49) ... ok
[INFO] [stdout] test src/lib.rs - Signal<Args,R,C,G>::clone (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0038473a559fe33b01c62c6655c4bfc8166337a42bf18b331d22d9df76a8041e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0038473a559fe33b01c62c6655c4bfc8166337a42bf18b331d22d9df76a8041e", kill_on_drop: false }`
[INFO] [stdout] 0038473a559fe33b01c62c6655c4bfc8166337a42bf18b331d22d9df76a8041e