[INFO] fetching crate ump 0.6.4...
[INFO] testing ump-0.6.4 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ump 0.6.4 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ump 0.6.4 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ump 0.6.4
[INFO] finished tweaking crates.io crate ump 0.6.4
[INFO] tweaked toml for crates.io crate ump 0.6.4 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate ump 0.6.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miow v0.3.5
[INFO] [stderr]   Downloaded sigq v0.9.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f67017cacab4008b7fa60220d047daffa85e10493c499b6fd8a5d896bf43ce22
[INFO] running `Command { std: "docker" "start" "-a" "f67017cacab4008b7fa60220d047daffa85e10493c499b6fd8a5d896bf43ce22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f67017cacab4008b7fa60220d047daffa85e10493c499b6fd8a5d896bf43ce22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67017cacab4008b7fa60220d047daffa85e10493c499b6fd8a5d896bf43ce22", kill_on_drop: false }`
[INFO] [stdout] f67017cacab4008b7fa60220d047daffa85e10493c499b6fd8a5d896bf43ce22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 546842ede712c5c0e346806ca882fdee721d23024abfd42fc3b39412d03f8c50
[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" "546842ede712c5c0e346806ca882fdee721d23024abfd42fc3b39412d03f8c50", kill_on_drop: false }`
[INFO] [stderr]    Compiling sigq v0.9.1
[INFO] [stderr]    Compiling ump v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "546842ede712c5c0e346806ca882fdee721d23024abfd42fc3b39412d03f8c50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "546842ede712c5c0e346806ca882fdee721d23024abfd42fc3b39412d03f8c50", kill_on_drop: false }`
[INFO] [stdout] 546842ede712c5c0e346806ca882fdee721d23024abfd42fc3b39412d03f8c50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 974ea761080f23dafd7447e8b46f64d7b0f17f259f609fae9250fd22718d8f05
[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" "974ea761080f23dafd7447e8b46f64d7b0f17f259f609fae9250fd22718d8f05", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling ump v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.76s
[INFO] running `Command { std: "docker" "inspect" "974ea761080f23dafd7447e8b46f64d7b0f17f259f609fae9250fd22718d8f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "974ea761080f23dafd7447e8b46f64d7b0f17f259f609fae9250fd22718d8f05", kill_on_drop: false }`
[INFO] [stdout] 974ea761080f23dafd7447e8b46f64d7b0f17f259f609fae9250fd22718d8f05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db4ea981856c1bd94300fec9033120eb19f30d87acc6011762064bc7c0b1e882
[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" "db4ea981856c1bd94300fec9033120eb19f30d87acc6011762064bc7c0b1e882", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ump-0460587ec2429827
[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]      Running /opt/rustwide/target/debug/deps/async_client-0ecd76598844878c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test async_client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/noreply-61989231384bd41b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sync_expect_noreply ... ok
[INFO] [stdout] test async_expect_noreply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/queue_cleanup-9ece11a6cab36450
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sync_expect_server_death ... ok
[INFO] [stdout] test async_expect_server_death ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stress-6a66ec23bb7f457b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test one_at_a_time_threaded_handler ... ok
[INFO] [stdout] test one_at_a_time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.72s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ump
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db4ea981856c1bd94300fec9033120eb19f30d87acc6011762064bc7c0b1e882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4ea981856c1bd94300fec9033120eb19f30d87acc6011762064bc7c0b1e882", kill_on_drop: false }`
[INFO] [stdout] db4ea981856c1bd94300fec9033120eb19f30d87acc6011762064bc7c0b1e882