[INFO] cloning repository https://github.com/saibatizoku/neuras
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saibatizoku/neuras" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaibatizoku%2Fneuras", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaibatizoku%2Fneuras'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5dd113429537dd1bba5014fe84ec0e161d611f8
[INFO] testing saibatizoku/neuras against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaibatizoku%2Fneuras" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saibatizoku/neuras on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saibatizoku/neuras
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] removed workspace from git repo https://github.com/saibatizoku/neuras
[INFO] finished tweaking git repo https://github.com/saibatizoku/neuras
[INFO] tweaked toml for git repo https://github.com/saibatizoku/neuras written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/saibatizoku/neuras already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84d470cf41f09acbd66c4dfd6edf5d1f7ca78528557c4d5902b9b72387094014
[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" "84d470cf41f09acbd66c4dfd6edf5d1f7ca78528557c4d5902b9b72387094014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84d470cf41f09acbd66c4dfd6edf5d1f7ca78528557c4d5902b9b72387094014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d470cf41f09acbd66c4dfd6edf5d1f7ca78528557c4d5902b9b72387094014", kill_on_drop: false }`
[INFO] [stdout] 84d470cf41f09acbd66c4dfd6edf5d1f7ca78528557c4d5902b9b72387094014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ab6c793bcae9cc25b06d5d8201b9ab541d8b6fbf14ed9a07bcfc88fc45de546
[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" "3ab6c793bcae9cc25b06d5d8201b9ab541d8b6fbf14ed9a07bcfc88fc45de546", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling adler v0.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling neuras v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `context`
[INFO] [stdout]  --> src/poller.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     context: zmq::Context,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "3ab6c793bcae9cc25b06d5d8201b9ab541d8b6fbf14ed9a07bcfc88fc45de546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab6c793bcae9cc25b06d5d8201b9ab541d8b6fbf14ed9a07bcfc88fc45de546", kill_on_drop: false }`
[INFO] [stdout] 3ab6c793bcae9cc25b06d5d8201b9ab541d8b6fbf14ed9a07bcfc88fc45de546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b71d7a700f0ea0b72e830b641991ede837adad80268585abfdbbf87f8c068613
[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" "b71d7a700f0ea0b72e830b641991ede837adad80268585abfdbbf87f8c068613", kill_on_drop: false }`
[INFO] [stderr]    Compiling neuras v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `context`
[INFO] [stdout]  --> src/poller.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     context: zmq::Context,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `neuras::poller::Poller`
[INFO] [stdout]  --> tests/poller.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use neuras::poller::Poller;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pipe`
[INFO] [stdout]   --> tests/actorling.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let pipe = actorling.pipe();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pipe`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `context`
[INFO] [stdout]  --> src/poller.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     context: zmq::Context,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.09s
[INFO] running `Command { std: "docker" "inspect" "b71d7a700f0ea0b72e830b641991ede837adad80268585abfdbbf87f8c068613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71d7a700f0ea0b72e830b641991ede837adad80268585abfdbbf87f8c068613", kill_on_drop: false }`
[INFO] [stdout] b71d7a700f0ea0b72e830b641991ede837adad80268585abfdbbf87f8c068613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 203c918e25a6c9f0e17804bd7d1476529aa8a30c44db26db115143ce02860a65
[INFO] running `Command { std: "docker" "start" "-a" "203c918e25a6c9f0e17804bd7d1476529aa8a30c44db26db115143ce02860a65", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `context`
[INFO] [stderr]  --> src/poller.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     context: zmq::Context,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `context`
[INFO] [stderr]  --> src/poller.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     context: zmq::Context,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pipe`
[INFO] [stderr]   --> tests/actorling.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let pipe = actorling.pipe();
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pipe`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `neuras::poller::Poller`
[INFO] [stderr]  --> tests/poller.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use neuras::poller::Poller;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/neuras-e1f1b5d9bc760625
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test clock::tests::clock_time_returns_milliseconds_from_unix_epoch ... ok
[INFO] [stdout] test clock::tests::converts_duration_to_micros ... ok
[INFO] [stdout] test clock::tests::converts_duration_to_millis ... ok
[INFO] [stdout] test clock::tests::clock_time_str_is_a_valid_rfc_3339_string ... ok
[INFO] [stdout] test poller::tests::new_poller_can_be_created_with_capacity ... ok
[INFO] [stdout] test poller::tests::new_poller_can_be_created_with_existing_context_and_capacity ... ok
[INFO] [stdout] test poller::tests::default_poller_has_no_pre_allocation ... ok
[INFO] [stdout] test socket::polling::tests::new_pollable_socket_wraps_reference_to_zmq_socket ... ok
[INFO] [stdout] test socket::polling::tests::convert_from_zmq_socket_reference_to_pollable_socket ... ok
[INFO] [stdout] test socket::tokio::tests::convert_from_zmq_socket_reference_to_tokio_socket ... ok
[INFO] [stdout] test actor::tests::actorlings_join_thread_on_stop ... ok
[INFO] [stdout] test actor::tests::actorlings_return_ok_on_start ... ok
[INFO] [stdout] test actor::tests::actorlings_return_ok_if_stopped_when_not_running ... ok
[INFO] [stdout] test actor::tests::actorlings_are_created_with_fn_new ... ok
[INFO] [stdout] test socket::tokio::tests::new_tokio_socket_wraps_reference_to_zmq_socket ... ok
[INFO] [stdout] test clock::tests::clock_sleep_for_valid_msecs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/actorling-824dff184b2406a1
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test actor_uses_dynamic_sockets_on_tcp ... ok
[INFO] [stdout] test actor_can_create_other_actors ... ok
[INFO] [stdout] test pipe_start_ping_and_stop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/poller-f8f0e7f6a0e35769
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test run_poll ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neuras
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/clock.rs - clock (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "203c918e25a6c9f0e17804bd7d1476529aa8a30c44db26db115143ce02860a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203c918e25a6c9f0e17804bd7d1476529aa8a30c44db26db115143ce02860a65", kill_on_drop: false }`
[INFO] [stdout] 203c918e25a6c9f0e17804bd7d1476529aa8a30c44db26db115143ce02860a65