[INFO] fetching crate macrograph 0.0.0...
[INFO] testing macrograph-0.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate macrograph 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate macrograph 0.0.0
[INFO] finished tweaking crates.io crate macrograph 0.0.0
[INFO] tweaked toml for crates.io crate macrograph 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate macrograph 0.0.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c67204eba7b5f4148db2142eb705eca9a0c853341b13efac1ea9d465aecbf79
[INFO] running `Command { std: "docker" "start" "-a" "4c67204eba7b5f4148db2142eb705eca9a0c853341b13efac1ea9d465aecbf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c67204eba7b5f4148db2142eb705eca9a0c853341b13efac1ea9d465aecbf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c67204eba7b5f4148db2142eb705eca9a0c853341b13efac1ea9d465aecbf79", kill_on_drop: false }`
[INFO] [stdout] 4c67204eba7b5f4148db2142eb705eca9a0c853341b13efac1ea9d465aecbf79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd04250d596a0a7baf90d913f622f3c1d0d5beaac8d45ffa99b84e3437c034a6
[INFO] running `Command { std: "docker" "start" "-a" "dd04250d596a0a7baf90d913f622f3c1d0d5beaac8d45ffa99b84e3437c034a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling macrograph v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout]  91 |               CreateNode { package, schema } => {
[INFO] [stdout]     |               ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  94 | /             ConnectIO {
[INFO] [stdout]  95 | |                 output_node,
[INFO] [stdout]  96 | |                 output,
[INFO] [stdout]  97 | |                 input_node,
[INFO] [stdout]  98 | |                 input,
[INFO] [stdout]  99 | |             } => {
[INFO] [stdout]     | |_____________- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 102 |               Event(event) => {
[INFO] [stdout]     |               ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 105 |               Stop => {
[INFO] [stdout]     |               ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 108 |               _ => {}
[INFO] [stdout]     |               ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                         NodeSchema::Exec(_) | NodeSchema::Event(_) => {
[INFO] [stdout]     |                         ------------------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 215 |                         _ => {}
[INFO] [stdout]     |                         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/core.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         self.event_channel.send(Request {
[INFO] [stdout] 34 | |             id: -1,
[INFO] [stdout] 35 | |             data: RequestData::Event(Event {
[INFO] [stdout] 36 | |                 package: self.package.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |             }),
[INFO] [stdout] 40 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = self.event_channel.send(Request {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "dd04250d596a0a7baf90d913f622f3c1d0d5beaac8d45ffa99b84e3437c034a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd04250d596a0a7baf90d913f622f3c1d0d5beaac8d45ffa99b84e3437c034a6", kill_on_drop: false }`
[INFO] [stdout] dd04250d596a0a7baf90d913f622f3c1d0d5beaac8d45ffa99b84e3437c034a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a5ce2f01ecba49be4c0d1471c5e52b0ad355a47666e006eb52901ec0c1b5579
[INFO] running `Command { std: "docker" "start" "-a" "2a5ce2f01ecba49be4c0d1471c5e52b0ad355a47666e006eb52901ec0c1b5579", kill_on_drop: false }`
[INFO] [stderr]    Compiling macrograph v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout]  91 |               CreateNode { package, schema } => {
[INFO] [stdout]     |               ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  94 | /             ConnectIO {
[INFO] [stdout]  95 | |                 output_node,
[INFO] [stdout]  96 | |                 output,
[INFO] [stdout]  97 | |                 input_node,
[INFO] [stdout]  98 | |                 input,
[INFO] [stdout]  99 | |             } => {
[INFO] [stdout]     | |_____________- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 102 |               Event(event) => {
[INFO] [stdout]     |               ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 105 |               Stop => {
[INFO] [stdout]     |               ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 108 |               _ => {}
[INFO] [stdout]     |               ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                         NodeSchema::Exec(_) | NodeSchema::Event(_) => {
[INFO] [stdout]     |                         ------------------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 215 |                         _ => {}
[INFO] [stdout]     |                         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/core.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         self.event_channel.send(Request {
[INFO] [stdout] 34 | |             id: -1,
[INFO] [stdout] 35 | |             data: RequestData::Event(Event {
[INFO] [stdout] 36 | |                 package: self.package.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |             }),
[INFO] [stdout] 40 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = self.event_channel.send(Request {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             _ => {}
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/core.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout]  91 |               CreateNode { package, schema } => {
[INFO] [stdout]     |               ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  94 | /             ConnectIO {
[INFO] [stdout]  95 | |                 output_node,
[INFO] [stdout]  96 | |                 output,
[INFO] [stdout]  97 | |                 input_node,
[INFO] [stdout]  98 | |                 input,
[INFO] [stdout]  99 | |             } => {
[INFO] [stdout]     | |_____________- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 102 |               Event(event) => {
[INFO] [stdout]     |               ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 105 |               Stop => {
[INFO] [stdout]     |               ---- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 108 |               _ => {}
[INFO] [stdout]     |               ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/core.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 212 |                         NodeSchema::Exec(_) | NodeSchema::Event(_) => {
[INFO] [stdout]     |                         ------------------------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 215 |                         _ => {}
[INFO] [stdout]     |                         ^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/core.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |                 let _ = self.connect_io(output_node, &output, input_node, &input);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/engine.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | /         self.event_channel.send(Request {
[INFO] [stdout] 34 | |             id: -1,
[INFO] [stdout] 35 | |             data: RequestData::Event(Event {
[INFO] [stdout] 36 | |                 package: self.package.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 39 | |             }),
[INFO] [stdout] 40 | |         });
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let _ = self.event_channel.send(Request {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "2a5ce2f01ecba49be4c0d1471c5e52b0ad355a47666e006eb52901ec0c1b5579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5ce2f01ecba49be4c0d1471c5e52b0ad355a47666e006eb52901ec0c1b5579", kill_on_drop: false }`
[INFO] [stdout] 2a5ce2f01ecba49be4c0d1471c5e52b0ad355a47666e006eb52901ec0c1b5579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 240f6c0ed826e1057947c7e0e4a31857ef8bcbd5505aba950e35d1458a484d59
[INFO] running `Command { std: "docker" "start" "-a" "240f6c0ed826e1057947c7e0e4a31857ef8bcbd5505aba950e35d1458a484d59", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/core.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             _ => {}
[INFO] [stderr]     |             ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/core.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr]  91 |               CreateNode { package, schema } => {
[INFO] [stderr]     |               ------------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr]  94 | /             ConnectIO {
[INFO] [stderr]  95 | |                 output_node,
[INFO] [stderr]  96 | |                 output,
[INFO] [stderr]  97 | |                 input_node,
[INFO] [stderr]  98 | |                 input,
[INFO] [stderr]  99 | |             } => {
[INFO] [stderr]     | |_____________- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 102 |               Event(event) => {
[INFO] [stderr]     |               ------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 105 |               Stop => {
[INFO] [stderr]     |               ---- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 108 |               _ => {}
[INFO] [stderr]     |               ^ collectively making this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/core.rs:215:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                         NodeSchema::Exec(_) | NodeSchema::Event(_) => {
[INFO] [stderr]     |                         ------------------------------------------ matches all the relevant values
[INFO] [stderr] ...
[INFO] [stderr] 215 |                         _ => {}
[INFO] [stderr]     |                         ^ no value can reach this
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/core.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 self.connect_io(output_node, &output, input_node, &input);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 let _ = self.connect_io(output_node, &output, input_node, &input);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/engine.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 | /         self.event_channel.send(Request {
[INFO] [stderr] 34 | |             id: -1,
[INFO] [stderr] 35 | |             data: RequestData::Event(Event {
[INFO] [stderr] 36 | |                 package: self.package.clone(),
[INFO] [stderr] ...  |
[INFO] [stderr] 39 | |             }),
[INFO] [stderr] 40 | |         });
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let _ = self.event_channel.send(Request {
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `macrograph` (lib) generated 4 warnings
[INFO] [stderr] warning: `macrograph` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/macrograph-1079af241bef1a75)
[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]    Doc-tests macrograph
[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] running `Command { std: "docker" "inspect" "240f6c0ed826e1057947c7e0e4a31857ef8bcbd5505aba950e35d1458a484d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240f6c0ed826e1057947c7e0e4a31857ef8bcbd5505aba950e35d1458a484d59", kill_on_drop: false }`
[INFO] [stdout] 240f6c0ed826e1057947c7e0e4a31857ef8bcbd5505aba950e35d1458a484d59
