[INFO] updating cached repository https://github.com/jonhoo/tower-buffer-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3f402a5678948c542f50009e14a958ad30c2a14
[INFO] testing jonhoo/tower-buffer-benchmark against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonhoo%2Ftower-buffer-benchmark" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonhoo/tower-buffer-benchmark 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 git repo https://github.com/jonhoo/tower-buffer-benchmark
[INFO] finished tweaking git repo https://github.com/jonhoo/tower-buffer-benchmark
[INFO] tweaked toml for git repo https://github.com/jonhoo/tower-buffer-benchmark written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jonhoo/tower-buffer-benchmark already has a lockfile, it will not be regenerated
[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-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" "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] 7a4b6754f0f0d271882f25582fae81641f2f6f12dbe23dc1f1ae927dcc89af4a
[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" "7a4b6754f0f0d271882f25582fae81641f2f6f12dbe23dc1f1ae927dcc89af4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a4b6754f0f0d271882f25582fae81641f2f6f12dbe23dc1f1ae927dcc89af4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4b6754f0f0d271882f25582fae81641f2f6f12dbe23dc1f1ae927dcc89af4a", kill_on_drop: false }`
[INFO] [stdout] 7a4b6754f0f0d271882f25582fae81641f2f6f12dbe23dc1f1ae927dcc89af4a
[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" "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] 40fca1619cccb514fdefbd055ba8742173050e870042a7d47a11eff21bd3dd08
[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" "40fca1619cccb514fdefbd055ba8742173050e870042a7d47a11eff21bd3dd08", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-service v0.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling quanta v0.3.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling tower-layer v0.1.0
[INFO] [stderr]    Compiling tower-discover v0.1.0
[INFO] [stderr]    Compiling tower-load-shed v0.1.0
[INFO] [stderr]    Compiling tower-limit v0.1.0
[INFO] [stderr]    Compiling tower-buffer v0.1.0
[INFO] [stderr]    Compiling tower-timeout v0.1.0
[INFO] [stderr]    Compiling tower-retry v0.1.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling tracing v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling crossbeam v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.9
[INFO] [stderr]    Compiling hdrhistogram v6.3.4
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tower-util v0.1.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tower v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tracing-timing v0.2.8
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-mpx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.50s
[INFO] running `Command { std: "docker" "inspect" "40fca1619cccb514fdefbd055ba8742173050e870042a7d47a11eff21bd3dd08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40fca1619cccb514fdefbd055ba8742173050e870042a7d47a11eff21bd3dd08", kill_on_drop: false }`
[INFO] [stdout] 40fca1619cccb514fdefbd055ba8742173050e870042a7d47a11eff21bd3dd08
[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" "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] 96f6b372a5a51ee02f6c36821b2dda9c93a63215522c7d28ab82f489a60d1224
[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" "96f6b372a5a51ee02f6c36821b2dda9c93a63215522c7d28ab82f489a60d1224", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio-mpx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "96f6b372a5a51ee02f6c36821b2dda9c93a63215522c7d28ab82f489a60d1224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f6b372a5a51ee02f6c36821b2dda9c93a63215522c7d28ab82f489a60d1224", kill_on_drop: false }`
[INFO] [stdout] 96f6b372a5a51ee02f6c36821b2dda9c93a63215522c7d28ab82f489a60d1224
[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" "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] 3bd8d5ce297101d410f5dbfe1f2a984bffc4fc4e59886e731271b7a8931626d4
[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" "3bd8d5ce297101d410f5dbfe1f2a984bffc4fc4e59886e731271b7a8931626d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buffer-27534ab4051eefc0
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/channel-b7c9e1ad0428ad85
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/timing-1b131121ebdaf025
[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] [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] [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 `Command { std: "docker" "inspect" "3bd8d5ce297101d410f5dbfe1f2a984bffc4fc4e59886e731271b7a8931626d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd8d5ce297101d410f5dbfe1f2a984bffc4fc4e59886e731271b7a8931626d4", kill_on_drop: false }`
[INFO] [stdout] 3bd8d5ce297101d410f5dbfe1f2a984bffc4fc4e59886e731271b7a8931626d4