[INFO] cloning repository https://github.com/WaveSonic/I2C
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WaveSonic/I2C" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaveSonic%2FI2C", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaveSonic%2FI2C'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 588290eed6ee7def0ff93a84c912cd41c8dff71c
[INFO] checking WaveSonic/I2C against master#6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd for pr-153721
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWaveSonic%2FI2C" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WaveSonic/I2C
[INFO] finished tweaking git repo https://github.com/WaveSonic/I2C
[INFO] tweaked toml for git repo https://github.com/WaveSonic/I2C written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WaveSonic/I2C on toolchain 6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WaveSonic/I2C 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" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embed-manifest v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f
[INFO] running `Command { std: "docker" "start" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f" "/opt/rustwide/cargo-home/bin/cargo" "+6eda7419e71fdbc1185ed5be7e6bff1a474ab5cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling embed-manifest v1.5.0
[INFO] [stderr]    Compiling cpu_temp_reader v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `embed_manifest` and `new_manifest`
[INFO] [stdout]  --> build.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use embed_manifest::{embed_manifest, new_manifest};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `embed_manifest::manifest::ExecutionLevel`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use embed_manifest::manifest::ExecutionLevel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppConfig` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AppConfig {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_args` is never used
[INFO] [stdout]   --> src/config.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl AppConfig {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn from_args() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `timestamp` is never used
[INFO] [stdout]  --> src/logger.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn timestamp() -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `opt_f32_to_text` is never used
[INFO] [stdout]   --> src/logger.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn opt_f32_to_text(value: Option<f32>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `opt_u32_to_text` is never used
[INFO] [stdout]   --> src/logger.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn opt_u32_to_text(value: Option<u32>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_log` is never used
[INFO] [stdout]   --> src/logger.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn append_log(status: &SystemStatus) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `min`, `max`, and `average` are never read
[INFO] [stdout]   --> src/models.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct TemperatureStats {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout]  9 |     pub current: Option<f32>,
[INFO] [stdout] 10 |     pub min: Option<f32>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |     pub max: Option<f32>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub average: Option<f32>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TemperatureStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sum` is never read
[INFO] [stdout]   --> src/models.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct SessionTemperatureStats {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub sum: f32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionTemperatureStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]   --> src/models.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl SessionTemperatureStats {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn update(&mut self, value: Option<f32>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AppConfig` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AppConfig {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_args` is never used
[INFO] [stdout]   --> src/config.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl AppConfig {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] 23 |     pub fn from_args() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `timestamp` is never used
[INFO] [stdout]  --> src/logger.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn timestamp() -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `opt_f32_to_text` is never used
[INFO] [stdout]   --> src/logger.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn opt_f32_to_text(value: Option<f32>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `opt_u32_to_text` is never used
[INFO] [stdout]   --> src/logger.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn opt_u32_to_text(value: Option<u32>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `append_log` is never used
[INFO] [stdout]   --> src/logger.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn append_log(status: &SystemStatus) -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `min`, `max`, and `average` are never read
[INFO] [stdout]   --> src/models.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct TemperatureStats {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout]  9 |     pub current: Option<f32>,
[INFO] [stdout] 10 |     pub min: Option<f32>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |     pub max: Option<f32>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub average: Option<f32>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TemperatureStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sum` is never read
[INFO] [stdout]   --> src/models.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub struct SessionTemperatureStats {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub sum: f32,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SessionTemperatureStats` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `update` is never used
[INFO] [stdout]   --> src/models.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl SessionTemperatureStats {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn update(&mut self, value: Option<f32>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f", kill_on_drop: false }`
[INFO] [stdout] 97d4e9ca95e8dd7e6fe57d1f1959bc672f45d79fa450971fa2719f08cfc4241f
