[INFO] cloning repository https://github.com/strymon-system/strymon-core
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/strymon-system/strymon-core" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c12631e17abc5dd413b81ec09ee15f540a089601
[INFO] building strymon-system/strymon-core against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/strymon-system/strymon-core on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/strymon-system/strymon-core
[INFO] finished tweaking git repo https://github.com/strymon-system/strymon-core
[INFO] tweaked toml for git repo https://github.com/strymon-system/strymon-core written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/strymon-system/strymon-core already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7edda4b0c040da86ba7f863f3122c876a719f3060677ee8fb450e1ddec3c2ed1
[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" "7edda4b0c040da86ba7f863f3122c876a719f3060677ee8fb450e1ddec3c2ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7edda4b0c040da86ba7f863f3122c876a719f3060677ee8fb450e1ddec3c2ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7edda4b0c040da86ba7f863f3122c876a719f3060677ee8fb450e1ddec3c2ed1", kill_on_drop: false }`
[INFO] [stdout] 7edda4b0c040da86ba7f863f3122c876a719f3060677ee8fb450e1ddec3c2ed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fbe031f0e2ef7f991ea29da07fd31d94630bf7519c037abd5bbfe2b30ea9855
[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" "0fbe031f0e2ef7f991ea29da07fd31d94630bf7519c037abd5bbfe2b30ea9855", 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
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[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling byteorder v0.4.2
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[INFO] [stderr]    Compiling ucd-util v0.1.1
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[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling memchr v2.0.1
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[INFO] [stderr]    Compiling syn v0.12.14
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[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling typename_derive v0.1.1
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling tokio-executor v0.1.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling futures-timer v0.1.1
[INFO] [stderr]    Compiling abomonation_derive v0.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.21.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.0
[INFO] [stderr]    Compiling typename v0.1.0
[INFO] [stderr]    Compiling env_logger v0.5.6
[INFO] [stderr]    Compiling timely_communication v0.5.0
[INFO] [stderr]    Compiling tokio v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.33
[INFO] [stderr]    Compiling timely v0.5.1
[INFO] [stderr]    Compiling tokio-core v0.1.15
[INFO] [stderr]    Compiling tokio-signal v0.1.5
[INFO] [stderr]    Compiling tokio-process v0.1.5
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling serde_json v1.0.12
[INFO] [stderr]    Compiling strymon_communication v0.2.0 (/opt/rustwide/workdir/src/strymon_communication)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/strymon_communication/src/rpc.rs:132:26
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn from_discriminant(&Self::Discriminant) -> Option<Self>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Discriminant`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling differential-dataflow v0.5.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strymon_model v0.2.0 (/opt/rustwide/workdir/src/strymon_model)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/strymon_model/src/lib.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strymon_rpc v0.2.0 (/opt/rustwide/workdir/src/strymon_rpc)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strymon_job v0.2.0 (/opt/rustwide/workdir/src/strymon_job)
[INFO] [stderr]    Compiling strymon_executor v0.2.0 (/opt/rustwide/workdir/src/strymon_executor)
[INFO] [stderr]    Compiling strymon_coordinator v0.2.0 (/opt/rustwide/workdir/src/strymon_coordinator)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:171:54
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn submission(&mut self, req: Submission) -> Box<Future<Item=JobId, Error=SubmissionError>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=JobId, Error=SubmissionError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:335:16
[INFO] [stdout]     |
[INFO] [stdout] 335 |         -> Box<Future<Item=JobToken, Error=WorkerGroupError>>
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=JobToken, Error=WorkerGroupError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:426:56
[INFO] [stdout]     |
[INFO] [stdout] 426 |     fn termination(&mut self, req: Termination) -> Box<Future<Item=(), Error=TerminationError>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=TerminationError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:522:25
[INFO] [stdout]     |
[INFO] [stdout] 522 |                  -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Topic, Error = SubscribeError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:627:30
[INFO] [stdout]     |
[INFO] [stdout] 627 |                       -> Box<Future<Item = JobId, Error = SubmissionError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JobId, Error = SubmissionError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:637:30
[INFO] [stdout]     |
[INFO] [stdout] 637 |                       -> Box<Future<Item = (), Error = TerminationError>> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = TerminationError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:654:17
[INFO] [stdout]     |
[INFO] [stdout] 654 |          -> Box<Future<Item = JobToken, Error = WorkerGroupError>>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = JobToken, Error = WorkerGroupError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_coordinator/src/handler.rs:715:29
[INFO] [stdout]     |
[INFO] [stdout] 715 |                      -> Box<Future<Item = Topic, Error = SubscribeError>> {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Topic, Error = SubscribeError>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/strymon_executor/src/lib.rs:268:54
[INFO] [stdout]     |
[INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box<Future<Item=(), Error=Error>> {
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=(), Error=Error>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/strymon_job/src/publisher/mod.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |     events: Box<Stream<Item = Event<T, D>, Error = io::Error>>,
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = Event<T, D>, Error = io::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling topology_generator v0.2.0 (/opt/rustwide/workdir/apps/topology-generator)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simple-pubsub v0.2.0 (/opt/rustwide/workdir/tests/simple-pubsub)
[INFO] [stderr]    Compiling connected_components v0.2.0 (/opt/rustwide/workdir/apps/connected-components)
[INFO] [stderr]    Compiling fault-injection v0.2.0 (/opt/rustwide/workdir/apps/fault-injection)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> apps/topology-generator/src/bin/main.rs:97:35
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pending: FuturesUnordered<Box<Future<Item=Vec<Connection>, Error=io::Error>>>,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Vec<Connection>, Error=io::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling strymon_cli v0.2.0 (/opt/rustwide/workdir/src/strymon_cli)
[INFO] [stderr] error: could not compile `connected_components`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name connected_components apps/connected-components/src/main.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=bf9916cde4e4154d -C extra-filename=-bf9916cde4e4154d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-4733a0906e93ceee.rlib --extern strymon_job=/opt/rustwide/target/debug/deps/libstrymon_job-44ff745cb6f9b54e.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-939c438829e554bd.rlib --extern topology_generator=/opt/rustwide/target/debug/deps/libtopology_generator-b868bd50090ec2e9.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0fbe031f0e2ef7f991ea29da07fd31d94630bf7519c037abd5bbfe2b30ea9855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbe031f0e2ef7f991ea29da07fd31d94630bf7519c037abd5bbfe2b30ea9855", kill_on_drop: false }`
[INFO] [stdout] 0fbe031f0e2ef7f991ea29da07fd31d94630bf7519c037abd5bbfe2b30ea9855
