[INFO] cloning repository https://github.com/pibake/PiBakeSoftwarev2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pibake/PiBakeSoftwarev2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpibake%2FPiBakeSoftwarev2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpibake%2FPiBakeSoftwarev2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ba33cabfe4df5ed439b1f47b9dc7e607986cb93
[INFO] checking pibake/PiBakeSoftwarev2 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpibake%2FPiBakeSoftwarev2" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pibake/PiBakeSoftwarev2 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pibake/PiBakeSoftwarev2
[INFO] finished tweaking git repo https://github.com/pibake/PiBakeSoftwarev2
[INFO] tweaked toml for git repo https://github.com/pibake/PiBakeSoftwarev2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/pibake/PiBakeSoftwarev2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8d904559329e578b6f8e2d7c7d2f3f05d126850e2fc2a87fa3316c9aa77fe3
[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" "0b8d904559329e578b6f8e2d7c7d2f3f05d126850e2fc2a87fa3316c9aa77fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8d904559329e578b6f8e2d7c7d2f3f05d126850e2fc2a87fa3316c9aa77fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8d904559329e578b6f8e2d7c7d2f3f05d126850e2fc2a87fa3316c9aa77fe3", kill_on_drop: false }`
[INFO] [stdout] 0b8d904559329e578b6f8e2d7c7d2f3f05d126850e2fc2a87fa3316c9aa77fe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f67161698d12d5d93a39c4c6bdcbeef969d5ac8ee431a51d44371ab04fc57c2
[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" "2f67161698d12d5d93a39c4c6bdcbeef969d5ac8ee431a51d44371ab04fc57c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.107
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking xmas-elf v0.7.0
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking one-wire-bus v0.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking ds18b20 v0.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking h2 v0.2.3
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.107
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling displaydoc v0.1.6
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking linapi v0.5.1
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking pi_bake_software_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rppal::system::DeviceInfo`
[INFO] [stdout]  --> src/read.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rppal::system::DeviceInfo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rppal::system::DeviceInfo`
[INFO] [stdout]  --> src/read.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rppal::system::DeviceInfo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ds18b20::Ds18b20`
[INFO] [stdout]  --> src/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ds18b20::Ds18b20;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ds18b20::Ds18b20`
[INFO] [stdout]  --> src/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ds18b20::Ds18b20;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines_slice`
[INFO] [stdout]   --> src/read.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let lines_slice = lines.as_slice()[1];
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lines_slice`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines_slice`
[INFO] [stdout]   --> src/read.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let lines_slice = lines.as_slice()[1];
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lines_slice`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TempRead`
[INFO] [stdout]  --> src/read.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct TempRead<'a> {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TempRead`
[INFO] [stdout]  --> src/read.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct TempRead<'a> {
[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: `new`
[INFO] [stdout]   --> src/read.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new() -> TempRead<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/read.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new() -> TempRead<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_temp_raw`
[INFO] [stdout]   --> src/read.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn read_temp_raw(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_temp`
[INFO] [stdout]   --> src/read.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn read_temp(&self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/temperature.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(temp_c: i32, temp_f: i32, u: &Uuid) -> Temperature {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `current_reading`
[INFO] [stdout]   --> src/temperature.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn current_reading(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_temp_raw`
[INFO] [stdout]   --> src/read.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn read_temp_raw(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_uuid`
[INFO] [stdout]   --> src/temperature.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_uuid(&self) -> uuid::Uuid {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_temp`
[INFO] [stdout]   --> src/read.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn read_temp(&self) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_temp_celsius`
[INFO] [stdout]   --> src/temperature.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_temp_celsius(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/temperature.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(temp_c: i32, temp_f: i32, u: &Uuid) -> Temperature {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `current_reading`
[INFO] [stdout]   --> src/temperature.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn current_reading(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_temp_fahrenheit`
[INFO] [stdout]   --> src/temperature.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_temp_fahrenheit(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_uuid`
[INFO] [stdout]   --> src/temperature.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_uuid(&self) -> uuid::Uuid {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_time`
[INFO] [stdout]   --> src/temperature.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_time(&self) -> SystemTime {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_temp_celsius`
[INFO] [stdout]   --> src/temperature.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn get_temp_celsius(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_date`
[INFO] [stdout]   --> src/temperature.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_date(&self) -> Date<Local> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_temp_fahrenheit`
[INFO] [stdout]   --> src/temperature.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_temp_fahrenheit(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TempUuid`
[INFO] [stdout]  --> src/uuid.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TempUuid {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/uuid.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> TempUuid {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `does_file_exist`
[INFO] [stdout]   --> src/uuid.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn does_file_exist(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_time`
[INFO] [stdout]   --> src/temperature.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn get_time(&self) -> SystemTime {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_uuid_file`
[INFO] [stdout]   --> src/uuid.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn read_uuid_file(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `FileFormat`
[INFO] [stdout]   --> src/write.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum FileFormat {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/write.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(t: Temperature) -> TempWrite<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to_json`
[INFO] [stdout]   --> src/write.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn write_to_json(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_json`
[INFO] [stdout]   --> src/write.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn to_json(&self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_date`
[INFO] [stdout]   --> src/temperature.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn get_date(&self) -> Date<Local> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `does_file_exist`
[INFO] [stdout]   --> src/write.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn does_file_exist(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TempUuid`
[INFO] [stdout]  --> src/uuid.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct TempUuid {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/write.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn create_file(&self) -> File {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/uuid.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> TempUuid {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_file`
[INFO] [stdout]   --> src/write.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn delete_file(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `does_file_exist`
[INFO] [stdout]   --> src/uuid.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn does_file_exist(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/connect.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(file: String, host: String, port: String, path: String) -> Request {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_uuid_file`
[INFO] [stdout]   --> src/uuid.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn read_uuid_file(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect_to_server`
[INFO] [stdout]   --> src/connect.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub async fn connect_to_server(&self) -> Result<reqwest::Response, reqwest::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `FileFormat`
[INFO] [stdout]   --> src/write.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum FileFormat {
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `response`
[INFO] [stdout]   --> src/connect.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn response(&self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/write.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(t: Temperature) -> TempWrite<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/write.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to_json`
[INFO] [stdout]   --> src/write.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn write_to_json(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_json`
[INFO] [stdout]   --> src/write.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn to_json(&self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `does_file_exist`
[INFO] [stdout]   --> src/write.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     fn does_file_exist(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_file`
[INFO] [stdout]   --> src/write.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn create_file(&self) -> File {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete_file`
[INFO] [stdout]   --> src/write.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn delete_file(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/connect.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(file: String, host: String, port: String, path: String) -> Request {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect_to_server`
[INFO] [stdout]   --> src/connect.rs:23:18
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub async fn connect_to_server(&self) -> Result<reqwest::Response, reqwest::Error> {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `response`
[INFO] [stdout]   --> src/connect.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn response(&self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/write.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "2f67161698d12d5d93a39c4c6bdcbeef969d5ac8ee431a51d44371ab04fc57c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f67161698d12d5d93a39c4c6bdcbeef969d5ac8ee431a51d44371ab04fc57c2", kill_on_drop: false }`
[INFO] [stdout] 2f67161698d12d5d93a39c4c6bdcbeef969d5ac8ee431a51d44371ab04fc57c2