[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] testing strymon-system/strymon-core against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstrymon-system%2Fstrymon-core" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/strymon-system/strymon-core on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "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-2-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded typename_derive v0.1.1 [INFO] [stderr] Downloaded timely_communication v0.5.0 [INFO] [stderr] Downloaded abomonation v0.5.0 [INFO] [stderr] Downloaded abomonation_derive v0.3.0 [INFO] [stderr] Downloaded rmpv v0.4.0 [INFO] [stderr] Downloaded tokio-core v0.1.15 [INFO] [stderr] Downloaded miow v0.3.1 [INFO] [stderr] Downloaded tokio-process v0.1.5 [INFO] [stderr] Downloaded serde_json v1.0.12 [INFO] [stderr] Downloaded futures-timer v0.1.1 [INFO] [stderr] Downloaded timely_sort v0.1.6 [INFO] [stderr] Downloaded itoa v0.4.0 [INFO] [stderr] Downloaded timely v0.5.1 [INFO] [stderr] Downloaded typename v0.1.0 [INFO] [stderr] Downloaded differential-dataflow v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5963f836209594d86169a9137e57a87640020813a58a9f6fe5af14211df11227 [INFO] running `Command { std: "docker" "start" "-a" "5963f836209594d86169a9137e57a87640020813a58a9f6fe5af14211df11227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5963f836209594d86169a9137e57a87640020813a58a9f6fe5af14211df11227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5963f836209594d86169a9137e57a87640020813a58a9f6fe5af14211df11227", kill_on_drop: false }` [INFO] [stdout] 5963f836209594d86169a9137e57a87640020813a58a9f6fe5af14211df11227 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01269e7512f2671d9eb886dd984bbbc54381950a721e6ea2d1782b60c357ece0 [INFO] running `Command { std: "docker" "start" "-a" "01269e7512f2671d9eb886dd984bbbc54381950a721e6ea2d1782b60c357ece0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling futures v0.1.18 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling serde v1.0.33 [INFO] [stderr] Compiling abomonation v0.5.0 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling scoped-tls v0.1.1 [INFO] [stderr] Compiling byteorder v0.4.2 [INFO] [stderr] Compiling getopts v0.2.17 [INFO] [stderr] Compiling cc v1.0.8 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling crossbeam-deque v0.3.0 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling rmp v0.8.7 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling mio-uds v0.6.4 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling tokio-executor v0.1.0 [INFO] [stderr] Compiling tokio-io v0.1.6 [INFO] [stderr] Compiling tokio-threadpool v0.1.0 [INFO] [stderr] Compiling futures-timer v0.1.1 [INFO] [stderr] Compiling regex-syntax v0.5.3 [INFO] [stderr] Compiling tokio-reactor v0.1.0 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling tokio v0.1.3 [INFO] [stderr] Compiling serde_derive_internals v0.21.0 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling quick-error v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling tokio-core v0.1.15 [INFO] [stderr] Compiling rmp-serde v0.13.7 [INFO] [stderr] Compiling tokio-signal v0.1.5 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling tokio-process v0.1.5 [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; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Discriminant` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stdout] warning: variant `A` is never constructed [INFO] [stdout] --> src/strymon_communication/src/rpc.rs:571:13 [INFO] [stdout] | [INFO] [stdout] 571 | enum E {A} [INFO] [stdout] | - ^ [INFO] [stdout] | | [INFO] [stdout] | variant in this enum [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling itoa v0.4.0 [INFO] [stderr] Compiling termcolor v0.3.5 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling timely_sort v0.1.6 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling serde_json v1.0.12 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling env_logger v0.5.6 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling abomonation_derive v0.3.0 [INFO] [stderr] Compiling typename_derive v0.1.1 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.33 [INFO] [stderr] Compiling typename v0.1.0 [INFO] [stderr] Compiling timely_communication v0.5.0 [INFO] [stderr] Compiling timely v0.5.1 [INFO] [stderr] Compiling differential-dataflow v0.5.0 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling failure v0.1.1 [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_coordinator v0.2.0 (/opt/rustwide/workdir/src/strymon_coordinator) [INFO] [stderr] Compiling strymon_executor v0.2.0 (/opt/rustwide/workdir/src/strymon_executor) [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 268 | fn setup_termination_handler(handle: &Handle) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 171 | fn submission(&mut self, req: Submission) -> Box> { [INFO] [stdout] | +++ [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> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 335 | -> Box> [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 426 | fn termination(&mut self, req: Termination) -> Box> { [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 522 | -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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, Error = io::Error>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 61 | events: Box, Error = io::Error>>, [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 627 | -> Box> { [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 637 | -> Box> { [INFO] [stdout] | +++ [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> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 654 | -> Box> [INFO] [stdout] | +++ [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> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 715 | -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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] [stderr] Compiling simple-pubsub v0.2.0 (/opt/rustwide/workdir/tests/simple-pubsub) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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, Error=io::Error>>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 97 | pending: FuturesUnordered, Error=io::Error>>>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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] [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,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=7815d6b01f33dbb7 -C extra-filename=-7815d6b01f33dbb7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern differential_dataflow=/opt/rustwide/target/debug/deps/libdifferential_dataflow-9ab92f9c3f88b10c.rlib --extern strymon_job=/opt/rustwide/target/debug/deps/libstrymon_job-373bce60fa7867dd.rlib --extern timely=/opt/rustwide/target/debug/deps/libtimely-52f9c059493453be.rlib --extern topology_generator=/opt/rustwide/target/debug/deps/libtopology_generator-be4c27aeb7f8ab42.rlib --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "01269e7512f2671d9eb886dd984bbbc54381950a721e6ea2d1782b60c357ece0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01269e7512f2671d9eb886dd984bbbc54381950a721e6ea2d1782b60c357ece0", kill_on_drop: false }` [INFO] [stdout] 01269e7512f2671d9eb886dd984bbbc54381950a721e6ea2d1782b60c357ece0