[INFO] fetching crate flowy 0.4.0...
[INFO] testing flowy-0.4.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate flowy 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate flowy 0.4.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flowy 0.4.0
[INFO] finished tweaking crates.io crate flowy 0.4.0
[INFO] tweaked toml for crates.io crate flowy 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate flowy 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05fe9ea7ffd133cc20fc6595013995d51e05559f686471127a7b9df4bdbeec18
[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" "05fe9ea7ffd133cc20fc6595013995d51e05559f686471127a7b9df4bdbeec18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05fe9ea7ffd133cc20fc6595013995d51e05559f686471127a7b9df4bdbeec18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05fe9ea7ffd133cc20fc6595013995d51e05559f686471127a7b9df4bdbeec18", kill_on_drop: false }`
[INFO] [stdout] 05fe9ea7ffd133cc20fc6595013995d51e05559f686471127a7b9df4bdbeec18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8fcc9f7fd81da63fdb2f78342eef03213ddc413f567cf765c7679f7df566fe8f
[INFO] running `Command { std: "docker" "start" "-a" "8fcc9f7fd81da63fdb2f78342eef03213ddc413f567cf765c7679f7df566fe8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling enquote v1.0.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling idna v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling tar v0.4.32
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling wallpaper_rs v0.1.1
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ureq v2.0.1
[INFO] [stderr]    Compiling flowy v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/solar.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn get(&self, st: &SolarTime) -> std::option::Option<&f64> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_date`
[INFO] [stdout]    --> src/solar.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn set_date(&mut self, epoch: f64) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minutes_since_midnight`
[INFO] [stdout]    --> src/solar.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn minutes_since_midnight(&self) -> i64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elevation_from_hour_angle`
[INFO] [stdout]    --> src/solar.rs:372:4
[INFO] [stdout]     |
[INFO] [stdout] 372 | fn elevation_from_hour_angle(lat: f64, decl: f64, ha: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation_from_time`
[INFO] [stdout]    --> src/solar.rs:430:4
[INFO] [stdout]     |
[INFO] [stdout] 430 | fn solar_elevation_from_time(century: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation`
[INFO] [stdout]    --> src/solar.rs:447:8
[INFO] [stdout]     |
[INFO] [stdout] 447 | pub fn solar_elevation(epoch: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `time_to_minutes`
[INFO] [stdout]    --> src/solar.rs:466:8
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub fn time_to_minutes(time: String) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "8fcc9f7fd81da63fdb2f78342eef03213ddc413f567cf765c7679f7df566fe8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fcc9f7fd81da63fdb2f78342eef03213ddc413f567cf765c7679f7df566fe8f", kill_on_drop: false }`
[INFO] [stdout] 8fcc9f7fd81da63fdb2f78342eef03213ddc413f567cf765c7679f7df566fe8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 901fb2629afc20b80aa59e5a30a18ace6b7625feb60bf369b9c0141e4b2214c4
[INFO] running `Command { std: "docker" "start" "-a" "901fb2629afc20b80aa59e5a30a18ace6b7625feb60bf369b9c0141e4b2214c4", kill_on_drop: false }`
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/solar.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn get(&self, st: &SolarTime) -> std::option::Option<&f64> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_date`
[INFO] [stdout]    --> src/solar.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn set_date(&mut self, epoch: f64) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minutes_since_midnight`
[INFO] [stdout]    --> src/solar.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn minutes_since_midnight(&self) -> i64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elevation_from_hour_angle`
[INFO] [stdout]    --> src/solar.rs:372:4
[INFO] [stdout]     |
[INFO] [stdout] 372 | fn elevation_from_hour_angle(lat: f64, decl: f64, ha: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation_from_time`
[INFO] [stdout]    --> src/solar.rs:430:4
[INFO] [stdout]     |
[INFO] [stdout] 430 | fn solar_elevation_from_time(century: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation`
[INFO] [stdout]    --> src/solar.rs:447:8
[INFO] [stdout]     |
[INFO] [stdout] 447 | pub fn solar_elevation(epoch: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `time_to_minutes`
[INFO] [stdout]    --> src/solar.rs:466:8
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub fn time_to_minutes(time: String) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling flowy v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]    --> src/solar.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn get(&self, st: &SolarTime) -> std::option::Option<&f64> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_date`
[INFO] [stdout]    --> src/solar.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn set_date(&mut self, epoch: f64) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `minutes_since_midnight`
[INFO] [stdout]    --> src/solar.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |     pub fn minutes_since_midnight(&self) -> i64 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `elevation_from_hour_angle`
[INFO] [stdout]    --> src/solar.rs:372:4
[INFO] [stdout]     |
[INFO] [stdout] 372 | fn elevation_from_hour_angle(lat: f64, decl: f64, ha: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation_from_time`
[INFO] [stdout]    --> src/solar.rs:430:4
[INFO] [stdout]     |
[INFO] [stdout] 430 | fn solar_elevation_from_time(century: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solar_elevation`
[INFO] [stdout]    --> src/solar.rs:447:8
[INFO] [stdout]     |
[INFO] [stdout] 447 | pub fn solar_elevation(epoch: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `time_to_minutes`
[INFO] [stdout]    --> src/solar.rs:466:8
[INFO] [stdout]     |
[INFO] [stdout] 466 | pub fn time_to_minutes(time: String) -> u32 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "901fb2629afc20b80aa59e5a30a18ace6b7625feb60bf369b9c0141e4b2214c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901fb2629afc20b80aa59e5a30a18ace6b7625feb60bf369b9c0141e4b2214c4", kill_on_drop: false }`
[INFO] [stdout] 901fb2629afc20b80aa59e5a30a18ace6b7625feb60bf369b9c0141e4b2214c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 218aa3aec698b884df2785ee96536b031086d58a69f9510e804efcc7486ddd48
[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" "218aa3aec698b884df2785ee96536b031086d58a69f9510e804efcc7486ddd48", 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] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/solar.rs:223:12
[INFO] [stderr]     |
[INFO] [stderr] 223 |     pub fn get(&self, st: &SolarTime) -> std::option::Option<&f64> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_date`
[INFO] [stderr]    --> src/solar.rs:240:12
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn set_date(&mut self, epoch: f64) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `minutes_since_midnight`
[INFO] [stderr]    --> src/solar.rs:246:12
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn minutes_since_midnight(&self) -> i64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `elevation_from_hour_angle`
[INFO] [stderr]    --> src/solar.rs:372:4
[INFO] [stderr]     |
[INFO] [stderr] 372 | fn elevation_from_hour_angle(lat: f64, decl: f64, ha: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solar_elevation_from_time`
[INFO] [stderr]    --> src/solar.rs:430:4
[INFO] [stderr]     |
[INFO] [stderr] 430 | fn solar_elevation_from_time(century: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solar_elevation`
[INFO] [stderr]    --> src/solar.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 | pub fn solar_elevation(epoch: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `time_to_minutes`
[INFO] [stderr]    --> src/solar.rs:466:8
[INFO] [stderr]     |
[INFO] [stderr] 466 | pub fn time_to_minutes(time: String) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get`
[INFO] [stderr]    --> src/solar.rs:223:12
[INFO] [stderr]     |
[INFO] [stderr] 223 |     pub fn get(&self, st: &SolarTime) -> std::option::Option<&f64> {
[INFO] [stderr]     |            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_date`
[INFO] [stderr]    --> src/solar.rs:240:12
[INFO] [stderr]     |
[INFO] [stderr] 240 |     pub fn set_date(&mut self, epoch: f64) {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `minutes_since_midnight`
[INFO] [stderr]    --> src/solar.rs:246:12
[INFO] [stderr]     |
[INFO] [stderr] 246 |     pub fn minutes_since_midnight(&self) -> i64 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `elevation_from_hour_angle`
[INFO] [stderr]    --> src/solar.rs:372:4
[INFO] [stderr]     |
[INFO] [stderr] 372 | fn elevation_from_hour_angle(lat: f64, decl: f64, ha: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solar_elevation_from_time`
[INFO] [stderr]    --> src/solar.rs:430:4
[INFO] [stderr]     |
[INFO] [stderr] 430 | fn solar_elevation_from_time(century: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solar_elevation`
[INFO] [stderr]    --> src/solar.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 | pub fn solar_elevation(epoch: f64, lat: f64, lon: f64) -> f64 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `time_to_minutes`
[INFO] [stderr]    --> src/solar.rs:466:8
[INFO] [stderr]     |
[INFO] [stderr] 466 | pub fn time_to_minutes(time: String) -> u32 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flowy-60c567b64de4826b)
[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]      Running unittests (/opt/rustwide/target/debug/deps/flowy-d977bd7429b75ace)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flowy
[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] [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" "218aa3aec698b884df2785ee96536b031086d58a69f9510e804efcc7486ddd48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218aa3aec698b884df2785ee96536b031086d58a69f9510e804efcc7486ddd48", kill_on_drop: false }`
[INFO] [stdout] 218aa3aec698b884df2785ee96536b031086d58a69f9510e804efcc7486ddd48
