[INFO] updating cached repository https://github.com/Jojograndjojo/rustythingy [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a1969d40a49da8c7531825e97daf052a3d9062cf [INFO] testing Jojograndjojo/rustythingy against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJojograndjojo%2Frustythingy" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jojograndjojo/rustythingy on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Jojograndjojo/rustythingy [INFO] finished tweaking git repo https://github.com/Jojograndjojo/rustythingy [INFO] tweaked toml for git repo https://github.com/Jojograndjojo/rustythingy written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Jojograndjojo/rustythingy already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ddd896ecf4303bdac149d7270a566b430c9de868c5f5d8518a9c32b1239546ba [INFO] running `"docker" "start" "-a" "ddd896ecf4303bdac149d7270a566b430c9de868c5f5d8518a9c32b1239546ba"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.1 [INFO] [stderr] Compiling tokio-sync v0.1.2 [INFO] [stderr] Compiling tower-service v0.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling atoi v0.2.4 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling serde_derive v1.0.88 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling proc-macro-hack v0.4.1 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling tokio-executor v0.1.6 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling crossbeam-channel v0.3.8 [INFO] [stderr] Compiling tokio-io v0.1.11 [INFO] [stderr] Compiling http v0.1.16 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling tokio-timer v0.2.10 [INFO] [stderr] Compiling tokio-current-thread v0.1.4 [INFO] [stderr] Compiling flate2 v1.0.6 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-reactor v0.1.8 [INFO] [stderr] Compiling crossbeam v0.6.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.11 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.5 [INFO] [stderr] Compiling tokio v0.1.15 [INFO] [stderr] Compiling h2 v0.1.16 [INFO] [stderr] Compiling sysfs_gpio v0.5.3 [INFO] [stderr] Compiling hyper v0.12.24 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling serde_plain v0.3.0 [INFO] [stderr] Compiling serde_urlencoded v0.5.4 [INFO] [stderr] Compiling tower-web-macros v0.2.1 [INFO] [stderr] Compiling tower-web v0.2.2 [INFO] [stderr] Compiling rustythingy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `super::pin_mock::PinMockGenerator` [INFO] [stderr] --> src/transceiver/transceiver.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use super::pin_mock::PinMockGenerator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/transceiver/transceiver.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::pin_mock::PinMockGenerator` [INFO] [stderr] --> src/sonar/sonar.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use super::pin_mock::PinMockGenerator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::transceiver_mock::TransceiverMockGenerator` [INFO] [stderr] --> src/sonar/sonar.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use super::transceiver_mock::TransceiverMockGenerator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/sonar/sonar.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `green_light_pin` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let green_light_pin = Pin::new(GREEN_LIGHT_PIN); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_green_light_pin` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `green_light_pin_value` is assigned to, but never used [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut green_light_pin_value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_green_light_pin_value` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | green_light_pin_value = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | green_light_pin_value = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trigger_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | trigger_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trigger_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `echo_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | echo_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `transceiver` [INFO] [stderr] --> src/sonar/sonar_mock.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | transceiver: &impl TransceiverInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transceiver` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 21 | fn new() -> TransceiverSpy { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TransceiverMockGenerator` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | pub struct TransceiverMockGenerator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate_mock` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:40:12 [INFO] [stderr] | [INFO] [stderr] 40 | pub fn generate_mock(&mut self) -> TransceiverMock { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_trigger_called_return` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:79:12 [INFO] [stderr] | [INFO] [stderr] 79 | pub fn when_trigger_called_return(&self, result: Result<(),Error>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_trigger_has_been_called` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:87:12 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn verify_trigger_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_echo_called_return` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:95:12 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn when_echo_called_return(&self, result: Result) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_echo_has_been_called` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:103:12 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn verify_echo_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `store_spy` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn store_spy(spy_id: String, spy: TransceiverSpy) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_spy_id` [INFO] [stderr] --> src/transceiver/transceiver_mock.rs:117:4 [INFO] [stderr] | [INFO] [stderr] 117 | fn generate_spy_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/pin/pin_mock.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn new() -> PinSpy { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `PinMockGenerator` [INFO] [stderr] --> src/pin/pin_mock.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct PinMockGenerator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate_mock` [INFO] [stderr] --> src/pin/pin_mock.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn generate_mock(&mut self) -> PinMock { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_transmit_called_return` [INFO] [stderr] --> src/pin/pin_mock.rs:75:12 [INFO] [stderr] | [INFO] [stderr] 75 | pub fn when_transmit_called_return(&self, result: Result<(),Error>) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_read_called_return` [INFO] [stderr] --> src/pin/pin_mock.rs:84:12 [INFO] [stderr] | [INFO] [stderr] 84 | pub fn when_read_called_return(&self, result: Option) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_transmit_calls_has_been_called` [INFO] [stderr] --> src/pin/pin_mock.rs:92:12 [INFO] [stderr] | [INFO] [stderr] 92 | pub fn verify_transmit_calls_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_read_calls_has_been_called` [INFO] [stderr] --> src/pin/pin_mock.rs:100:12 [INFO] [stderr] | [INFO] [stderr] 100 | pub fn verify_read_calls_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `store_spy` [INFO] [stderr] --> src/pin/pin_mock.rs:110:4 [INFO] [stderr] | [INFO] [stderr] 110 | fn store_spy(spy_id: String, spy: PinSpy) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_spy_id` [INFO] [stderr] --> src/pin/pin_mock.rs:116:4 [INFO] [stderr] | [INFO] [stderr] 116 | fn generate_spy_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sonar/sonar_mock.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn new() -> SonarSpy { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SonarMockGenerator` [INFO] [stderr] --> src/sonar/sonar_mock.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | pub struct SonarMockGenerator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate_mock` [INFO] [stderr] --> src/sonar/sonar_mock.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn generate_mock(&mut self) -> SonarMock { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_distance_to_obstacle_cm_called_return` [INFO] [stderr] --> src/sonar/sonar_mock.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn when_distance_to_obstacle_cm_called_return(&self, result: Result) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_distance_to_obstacle_cm_has_been_called` [INFO] [stderr] --> src/sonar/sonar_mock.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn verify_distance_to_obstacle_cm_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `store_spy` [INFO] [stderr] --> src/sonar/sonar_mock.rs:86:4 [INFO] [stderr] | [INFO] [stderr] 86 | fn store_spy(spy_id: String, spy: SonarSpy) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_spy_id` [INFO] [stderr] --> src/sonar/sonar_mock.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | fn generate_spy_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | transceiver.trigger(&red_light_pin, red_light_pin_value, 500); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/pin/pin.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | / self.with_exported( || { [INFO] [stderr] 11 | | self.set_direction(Direction::Low)?; [INFO] [stderr] 12 | | self.set_value(value)?; [INFO] [stderr] 13 | | sleep(Duration::from_millis(duration_ms)); [INFO] [stderr] 14 | | Ok(()) [INFO] [stderr] 15 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 39 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 47s [INFO] running `"docker" "inspect" "ddd896ecf4303bdac149d7270a566b430c9de868c5f5d8518a9c32b1239546ba"` [INFO] running `"docker" "rm" "-f" "ddd896ecf4303bdac149d7270a566b430c9de868c5f5d8518a9c32b1239546ba"` [INFO] [stdout] ddd896ecf4303bdac149d7270a566b430c9de868c5f5d8518a9c32b1239546ba [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 01d10d09147edcded6a1e6e26aabb59baae392910ea5cecf66ca5754ef7b8844 [INFO] running `"docker" "start" "-a" "01d10d09147edcded6a1e6e26aabb59baae392910ea5cecf66ca5754ef7b8844"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rustythingy v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `green_light_pin` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let green_light_pin = Pin::new(GREEN_LIGHT_PIN); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_green_light_pin` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `green_light_pin_value` is assigned to, but never used [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut green_light_pin_value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_green_light_pin_value` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | green_light_pin_value = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | green_light_pin_value = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trigger_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | trigger_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trigger_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `echo_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | echo_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `transceiver` [INFO] [stderr] --> src/sonar/sonar_mock.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | transceiver: &impl TransceiverInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transceiver` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sonar/sonar_mock.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn new() -> SonarSpy { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SonarMockGenerator` [INFO] [stderr] --> src/sonar/sonar_mock.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | pub struct SonarMockGenerator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate_mock` [INFO] [stderr] --> src/sonar/sonar_mock.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn generate_mock(&mut self) -> SonarMock { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_distance_to_obstacle_cm_called_return` [INFO] [stderr] --> src/sonar/sonar_mock.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn when_distance_to_obstacle_cm_called_return(&self, result: Result) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_distance_to_obstacle_cm_has_been_called` [INFO] [stderr] --> src/sonar/sonar_mock.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn verify_distance_to_obstacle_cm_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `store_spy` [INFO] [stderr] --> src/sonar/sonar_mock.rs:86:4 [INFO] [stderr] | [INFO] [stderr] 86 | fn store_spy(spy_id: String, spy: SonarSpy) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_spy_id` [INFO] [stderr] --> src/sonar/sonar_mock.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | fn generate_spy_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | transceiver.trigger(&red_light_pin, red_light_pin_value, 500); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/pin/pin.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | / self.with_exported( || { [INFO] [stderr] 11 | | self.set_direction(Direction::Low)?; [INFO] [stderr] 12 | | self.set_value(value)?; [INFO] [stderr] 13 | | sleep(Duration::from_millis(duration_ms)); [INFO] [stderr] 14 | | Ok(()) [INFO] [stderr] 15 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.49s [INFO] running `"docker" "inspect" "01d10d09147edcded6a1e6e26aabb59baae392910ea5cecf66ca5754ef7b8844"` [INFO] running `"docker" "rm" "-f" "01d10d09147edcded6a1e6e26aabb59baae392910ea5cecf66ca5754ef7b8844"` [INFO] [stdout] 01d10d09147edcded6a1e6e26aabb59baae392910ea5cecf66ca5754ef7b8844 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 86d1c827c8e2e3cb01e62a06c08eb246a2e7bd880187574befd1960ec1ac4130 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "86d1c827c8e2e3cb01e62a06c08eb246a2e7bd880187574befd1960ec1ac4130"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `green_light_pin` [INFO] [stderr] --> src/main.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let green_light_pin = Pin::new(GREEN_LIGHT_PIN); [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_green_light_pin` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `green_light_pin_value` is assigned to, but never used [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let mut green_light_pin_value; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_green_light_pin_value` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:53:17 [INFO] [stderr] | [INFO] [stderr] 53 | green_light_pin_value = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `green_light_pin_value` is never read [INFO] [stderr] --> src/main.rs:57:17 [INFO] [stderr] | [INFO] [stderr] 57 | green_light_pin_value = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `trigger_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | trigger_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trigger_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `echo_pin` [INFO] [stderr] --> src/sonar/sonar_mock.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | echo_pin: &impl PinInterface, [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_pin` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `transceiver` [INFO] [stderr] --> src/sonar/sonar_mock.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | transceiver: &impl TransceiverInterface, [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_transceiver` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/sonar/sonar_mock.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn new() -> SonarSpy { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `SonarMockGenerator` [INFO] [stderr] --> src/sonar/sonar_mock.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | pub struct SonarMockGenerator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generate_mock` [INFO] [stderr] --> src/sonar/sonar_mock.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub fn generate_mock(&mut self) -> SonarMock { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `when_distance_to_obstacle_cm_called_return` [INFO] [stderr] --> src/sonar/sonar_mock.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn when_distance_to_obstacle_cm_called_return(&self, result: Result) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `verify_distance_to_obstacle_cm_has_been_called` [INFO] [stderr] --> src/sonar/sonar_mock.rs:77:12 [INFO] [stderr] | [INFO] [stderr] 77 | pub fn verify_distance_to_obstacle_cm_has_been_called(&self, calls: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `store_spy` [INFO] [stderr] --> src/sonar/sonar_mock.rs:86:4 [INFO] [stderr] | [INFO] [stderr] 86 | fn store_spy(spy_id: String, spy: SonarSpy) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_spy_id` [INFO] [stderr] --> src/sonar/sonar_mock.rs:91:4 [INFO] [stderr] | [INFO] [stderr] 91 | fn generate_spy_id() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:62:9 [INFO] [stderr] | [INFO] [stderr] 62 | transceiver.trigger(&red_light_pin, red_light_pin_value, 500); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/pin/pin.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | / self.with_exported( || { [INFO] [stderr] 11 | | self.set_direction(Direction::Low)?; [INFO] [stderr] 12 | | self.set_value(value)?; [INFO] [stderr] 13 | | sleep(Duration::from_millis(duration_ms)); [INFO] [stderr] 14 | | Ok(()) [INFO] [stderr] 15 | | }); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.30s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rustythingy-dcfb3e269c195144 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test transceiver::transceiver::test::should_poll_message ... ok [INFO] [stdout] test transceiver::transceiver::test::should_transmit_message ... ok [INFO] [stdout] test sonar::sonar::test::should_calculate_distance_to_obstacle ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "86d1c827c8e2e3cb01e62a06c08eb246a2e7bd880187574befd1960ec1ac4130"` [INFO] running `"docker" "rm" "-f" "86d1c827c8e2e3cb01e62a06c08eb246a2e7bd880187574befd1960ec1ac4130"` [INFO] [stdout] 86d1c827c8e2e3cb01e62a06c08eb246a2e7bd880187574befd1960ec1ac4130