[INFO] cloning repository https://github.com/kimkitsik/aerosol [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kimkitsik/aerosol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimkitsik%2Faerosol", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimkitsik%2Faerosol'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6b3c3d22de7574a3fc6714f82a5bd9afbb694836 [INFO] checking kimkitsik/aerosol against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkimkitsik%2Faerosol" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/kimkitsik/aerosol [INFO] finished tweaking git repo https://github.com/kimkitsik/aerosol [INFO] tweaked toml for git repo https://github.com/kimkitsik/aerosol written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kimkitsik/aerosol on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kimkitsik/aerosol 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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... 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"/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f70ae4f8650df883109555767f0da0344c4ec994a428980d240ff0a4fe5bc8dd [INFO] running `Command { std: "docker" "start" "-a" "f70ae4f8650df883109555767f0da0344c4ec994a428980d240ff0a4fe5bc8dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f70ae4f8650df883109555767f0da0344c4ec994a428980d240ff0a4fe5bc8dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f70ae4f8650df883109555767f0da0344c4ec994a428980d240ff0a4fe5bc8dd", kill_on_drop: false }` [INFO] [stdout] f70ae4f8650df883109555767f0da0344c4ec994a428980d240ff0a4fe5bc8dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfce19bb9e07060791c3887499bc86e5c85f9f9a9ecf74db2361c982207dba38 [INFO] running `Command { std: "docker" "start" "-a" "dfce19bb9e07060791c3887499bc86e5c85f9f9a9ecf74db2361c982207dba38", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cortex-m v0.7.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling cortex-m-rt v0.7.1 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking volatile-register v0.2.1 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling stm32f4 v0.14.0 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking usb-device v0.2.8 [INFO] [stderr] Compiling heapless v0.7.10 [INFO] [stderr] Checking rtic-monotonic v1.0.0 [INFO] [stderr] Compiling synopsys-usb-otg v0.2.4 [INFO] [stderr] Compiling cortex-m-rtic v1.0.0 [INFO] [stderr] Checking num_threads v0.1.5 [INFO] [stderr] Checking embedded-hal v1.0.0-alpha.7 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking embedded-dma v0.2.0 [INFO] [stderr] Checking rtic-core v1.0.0 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking embedded-storage v0.2.0 [INFO] [stderr] Checking linked_list_allocator v0.8.11 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking usbd-serial v0.1.1 [INFO] [stderr] Checking gcd v2.1.0 [INFO] [stderr] Checking panic-halt v0.2.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking fugit v0.3.5 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking max31855 v0.1.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Checking fugit-timer v0.1.3 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking systick-monotonic v1.0.0 [INFO] [stderr] Checking alloc-cortex-m v0.4.2 [INFO] [stderr] Compiling rtic-syntax v1.0.1 [INFO] [stderr] Compiling cortex-m-rt-macros v0.7.0 [INFO] [stderr] Compiling cortex-m-rtic-macros v1.0.0 [INFO] [stderr] Checking stm32f4xx-hal v0.13.1 [INFO] [stderr] Checking aerosol v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `OpenDrain` [INFO] [stdout] --> src/main.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | use stm32f4xx_hal::gpio::{Alternate, OpenDrain, Output}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl` [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `panic_halt` (which `aerosol` depends on) [INFO] [stdout] = note: first definition in `panic_halt` loaded from /opt/rustwide/target/debug/deps/libpanic_halt-a74322d759c17631.rmeta [INFO] [stdout] = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3fada14ee01d755dc8076e611f11bf65b28ffd21/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-fa01d964e82d0da8.rmeta [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `OpenDrain` [INFO] [stdout] --> src/main.rs:23:42 [INFO] [stdout] | [INFO] [stdout] 23 | use stm32f4xx_hal::gpio::{Alternate, OpenDrain, Output}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aerosol` (bin "aerosol" test) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:372:54 [INFO] [stdout] | [INFO] [stdout] 372 | fn read_temperature(cs_pin: &mut impl OutputPin, mut spi: &mut impl Transfer, mut delay: &mut impl DelayUs) -> Result<... [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:372:87 [INFO] [stdout] | [INFO] [stdout] 372 | fn read_temperature(cs_pin: &mut impl OutputPin, mut spi: &mut impl Transfer, mut delay: &mut impl DelayUs) -> Result<... [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut delay = device.TIM5.delay_us(&clocks); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut kyte1 = gpioc.pc0.into_push_pull_output(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut kyte2 = gpioc.pc1.into_push_pull_output(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut kyte3 = gpioc.pc2.into_push_pull_output(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut peltier1 = gpioa.pa1.into_push_pull_output(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut peltier2 = gpioa.pa2.into_push_pull_output(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | let mut fan1=gpioc.pc8.into_push_pull_output(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let mut fan2=gpioc.pc9.into_push_pull_output(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut filter=gpiob.pb1.into_push_pull_output(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let mut spi = device.SPI1.spi((sck, miso, mosi), mode, 1_000_000.Hz(), &clocks); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:166:14 [INFO] [stdout] | [INFO] [stdout] 166 | let (mut kyte1_enable, mut kyte2_enable, mut peltier_enable, mut filter_enable)=(1, 1, 1, 0); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:166:32 [INFO] [stdout] | [INFO] [stdout] 166 | let (mut kyte1_enable, mut kyte2_enable, mut peltier_enable, mut filter_enable)=(1, 1, 1, 0); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:166:50 [INFO] [stdout] | [INFO] [stdout] 166 | let (mut kyte1_enable, mut kyte2_enable, mut peltier_enable, mut filter_enable)=(1, 1, 1, 0); [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:166:70 [INFO] [stdout] | [INFO] [stdout] 166 | let (mut kyte1_enable, mut kyte2_enable, mut peltier_enable, mut filter_enable)=(1, 1, 1, 0); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | let mut peltier_buf = ArrayString::<200>::new(); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:211:33 [INFO] [stdout] | [INFO] [stdout] 211 | ... let mut output = pid1.set_input(r.temp); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:228:33 [INFO] [stdout] | [INFO] [stdout] 228 | ... let mut output = pid2.set_input(r.temp); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:244:33 [INFO] [stdout] | [INFO] [stdout] 244 | ... let mut output = pid3.set_input(r.temp); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cs4` [INFO] [stdout] --> src/main.rs:159:29 [INFO] [stdout] | [INFO] [stdout] 159 | let (cs1, cs2, cs3, cs4)=(ctx.local.cs1, ctx.local.cs2, ctx.local.cs3, ctx.local.cs4); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cs4` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `kyte3` [INFO] [stdout] --> src/main.rs:160:28 [INFO] [stdout] | [INFO] [stdout] 160 | let (kyte1, kyte2, kyte3)=(ctx.local.kyte1, ctx.local.kyte2, ctx.local.kyte3); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_kyte3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `peltier2` [INFO] [stdout] --> src/main.rs:161:24 [INFO] [stdout] | [INFO] [stdout] 161 | let (peltier1, peltier2) = (ctx.local.peltier1, ctx.local.peltier2); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peltier2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `state1` is assigned to, but never used [INFO] [stdout] --> src/main.rs:176:14 [INFO] [stdout] | [INFO] [stdout] 176 | let (mut state1, mut state2, mut state3)=("","",""); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_state1` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `state2` is assigned to, but never used [INFO] [stdout] --> src/main.rs:176:26 [INFO] [stdout] | [INFO] [stdout] 176 | let (mut state1, mut state2, mut state3)=("","",""); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_state2` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `state3` is assigned to, but never used [INFO] [stdout] --> src/main.rs:176:38 [INFO] [stdout] | [INFO] [stdout] 176 | let (mut state1, mut state2, mut state3)=("","",""); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_state3` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `peltier_buf` [INFO] [stdout] --> src/main.rs:203:17 [INFO] [stdout] | [INFO] [stdout] 203 | let mut peltier_buf = ArrayString::<200>::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peltier_buf` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state1` is never read [INFO] [stdout] --> src/main.rs:278:21 [INFO] [stdout] | [INFO] [stdout] 278 | state1 = " heating"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 282 | state1 = " cooling"; [INFO] [stdout] | ------------------- `state1` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state1` is never read [INFO] [stdout] --> src/main.rs:282:21 [INFO] [stdout] | [INFO] [stdout] 282 | state1 = " cooling"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state2` is never read [INFO] [stdout] --> src/main.rs:289:21 [INFO] [stdout] | [INFO] [stdout] 289 | state2 = " heating"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 293 | state2 = " cooling"; [INFO] [stdout] | ------------------- `state2` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state2` is never read [INFO] [stdout] --> src/main.rs:293:21 [INFO] [stdout] | [INFO] [stdout] 293 | state2 = " cooling"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state3` is never read [INFO] [stdout] --> src/main.rs:300:21 [INFO] [stdout] | [INFO] [stdout] 300 | state3=" on"; [INFO] [stdout] | ^^^^^^^^^^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 304 | state3=" off"; [INFO] [stdout] | ------------- `state3` is overwritten here before the previous value is read [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `state3` is never read [INFO] [stdout] --> src/main.rs:304:21 [INFO] [stdout] | [INFO] [stdout] 304 | state3=" off"; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aerosol` (bin "aerosol") due to 1 previous error; 34 warnings emitted [INFO] running `Command { std: "docker" "inspect" "dfce19bb9e07060791c3887499bc86e5c85f9f9a9ecf74db2361c982207dba38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfce19bb9e07060791c3887499bc86e5c85f9f9a9ecf74db2361c982207dba38", kill_on_drop: false }` [INFO] [stdout] dfce19bb9e07060791c3887499bc86e5c85f9f9a9ecf74db2361c982207dba38