[INFO] crate jobserver 0.1.21 is already in cache
[INFO] testing jobserver-0.1.21 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate jobserver 0.1.21 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate jobserver 0.1.21 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jobserver 0.1.21
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jobserver 0.1.21
[INFO] tweaked toml for crates.io crate jobserver 0.1.21 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 622c8284b7da701c4564d7c1042023c75a2421f8a85629044056c3f6b207eb91
[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" "622c8284b7da701c4564d7c1042023c75a2421f8a85629044056c3f6b207eb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "622c8284b7da701c4564d7c1042023c75a2421f8a85629044056c3f6b207eb91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "622c8284b7da701c4564d7c1042023c75a2421f8a85629044056c3f6b207eb91", kill_on_drop: false }`
[INFO] [stdout] 622c8284b7da701c4564d7c1042023c75a2421f8a85629044056c3f6b207eb91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab1ed91ac26111e03f5bf7edd8dce24f1507ffc26b3875099b1c6d0166aaadd4
[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" "ab1ed91ac26111e03f5bf7edd8dce24f1507ffc26b3875099b1c6d0166aaadd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "ab1ed91ac26111e03f5bf7edd8dce24f1507ffc26b3875099b1c6d0166aaadd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab1ed91ac26111e03f5bf7edd8dce24f1507ffc26b3875099b1c6d0166aaadd4", kill_on_drop: false }`
[INFO] [stdout] ab1ed91ac26111e03f5bf7edd8dce24f1507ffc26b3875099b1c6d0166aaadd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 330cb1b3102c971de247bebbbd934129a691f4cf5d7ededa837041dacdc840b5
[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" "330cb1b3102c971de247bebbbd934129a691f4cf5d7ededa837041dacdc840b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-signal v0.2.9
[INFO] [stderr]    Compiling tokio-process v0.2.5
[INFO] [stderr]    Compiling jobserver v0.1.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
[INFO] [stdout]    --> tests/client.rs:164:18
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let stream = stream::iter(futures.into_iter().map(Ok)).buffer_unordered(num_cpus::get());
[INFO] [stdout]     |                  ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.26s
[INFO] running `Command { std: "docker" "inspect" "330cb1b3102c971de247bebbbd934129a691f4cf5d7ededa837041dacdc840b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330cb1b3102c971de247bebbbd934129a691f4cf5d7ededa837041dacdc840b5", kill_on_drop: false }`
[INFO] [stdout] 330cb1b3102c971de247bebbbd934129a691f4cf5d7ededa837041dacdc840b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab47f8824e06b6729fb24c256935e63162a9411e73540bbff58c947e9e461c7a
[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" "ab47f8824e06b6729fb24c256935e63162a9411e73540bbff58c947e9e461c7a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'futures::stream::iter': implementation moved to `iter_ok` and `iter_result`
[INFO] [stderr]    --> tests/client.rs:164:18
[INFO] [stderr]     |
[INFO] [stderr] 164 |     let stream = stream::iter(futures.into_iter().map(Ok)).buffer_unordered(num_cpus::get());
[INFO] [stderr]     |                  ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jobserver-d717f0f71bdb94e9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/client-d0e5b82f98945221
[INFO] [stdout] test no_helper_deadlock ... 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 7 tests
[INFO] [stdout] 
[INFO] [stdout] test no j args ... ok
[INFO] [stdout] test no j args with plus ... ok
[INFO] [stdout] test j args with plus ... ok
[INFO] [stdout] test acquire ... ok
[INFO] [stdout] test acquire3 ... ok
[INFO] [stdout] test acquire blocks ... ok
[INFO] [stdout] test acquire_raw ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/client_of_myself-8c3bca5dc6df7fa8
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/helper-71e1929e564f2505
[INFO] [stdout] running 3 tests
[INFO] [stdout] test acquire ... ok
[INFO] [stdout] test helper_smoke ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/make_as_a_client-a2e0c7debff6119b
[INFO] [stdout] test prompt_shutdown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] /opt/rustwide/target/debug/deps/make_as_a_client-a2e0c7debff6119b
[INFO] [stdout] /opt/rustwide/target/debug/deps/make_as_a_client-a2e0c7debff6119b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/server-5e0a95d1e881d352
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test server_smoke ... ok
[INFO] [stdout] test server_blocks ... ok
[INFO] [stdout] test server_multiple ... ok
[INFO] [stdout] test zero_client ... ok
[INFO] [stdout] test make_as_a_single_thread_client ... ok
[INFO] [stdout] test make_as_a_multi_thread_client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jobserver
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - Client::new (line 165) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab47f8824e06b6729fb24c256935e63162a9411e73540bbff58c947e9e461c7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab47f8824e06b6729fb24c256935e63162a9411e73540bbff58c947e9e461c7a", kill_on_drop: false }`
[INFO] [stdout] ab47f8824e06b6729fb24c256935e63162a9411e73540bbff58c947e9e461c7a