[INFO] cloning repository https://github.com/madhavkhoslaa/pomo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madhavkhoslaa/pomo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhavkhoslaa%2Fpomo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhavkhoslaa%2Fpomo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3291e6bda372a8a3c46e61dd5854325ae179d3c6
[INFO] checking madhavkhoslaa/pomo-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadhavkhoslaa%2Fpomo-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/madhavkhoslaa/pomo-rs
[INFO] finished tweaking git repo https://github.com/madhavkhoslaa/pomo-rs
[INFO] tweaked toml for git repo https://github.com/madhavkhoslaa/pomo-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/madhavkhoslaa/pomo-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/madhavkhoslaa/pomo-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding atty v0.2.14
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[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a7d7b4ffa6fd6938c4936ccff399e06c27d1c7362d4b9370fa2200391f607a5
[INFO] running `Command { std: "docker" "start" "-a" "5a7d7b4ffa6fd6938c4936ccff399e06c27d1c7362d4b9370fa2200391f607a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a7d7b4ffa6fd6938c4936ccff399e06c27d1c7362d4b9370fa2200391f607a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a7d7b4ffa6fd6938c4936ccff399e06c27d1c7362d4b9370fa2200391f607a5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b56f2618634d2973fb5af9ad74d8605e50b6ff7b30b385dd93a9170cb14d8535
[INFO] running `Command { std: "docker" "start" "-a" "b56f2618634d2973fb5af9ad74d8605e50b6ff7b30b385dd93a9170cb14d8535", kill_on_drop: false }`
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[INFO] [stderr]    Compiling enumflags2_derive v0.7.4
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[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]    Compiling proc-macro-crate v1.2.1
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[INFO] [stderr]     Checking rust-pomodoro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         pub fn unblock(args: &crate::InterfacePomodoro){
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/lib.rs:103:24
[INFO] [stdout]     |
[INFO] [stdout] 103 |         pub fn unblock(args: &crate::InterfacePomodoro){
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `during` is never used
[INFO] [stdout]   --> src/lib.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 |         pub fn during(args: &crate::InterfacePomodoro)  -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `end` is never used
[INFO] [stdout]   --> src/lib.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |         pub fn end(args: &crate::InterfacePomodoro)  -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `block` is never used
[INFO] [stdout]   --> src/lib.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         pub fn block(args: &crate::InterfacePomodoro){
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unblock` is never used
[INFO] [stdout]    --> src/lib.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |         pub fn unblock(args: &crate::InterfacePomodoro){
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `event`, and `time` are never read
[INFO] [stdout]    --> src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub struct Log<'a>{
[INFO] [stdout]     |                --- fields in this struct
[INFO] [stdout] 113 |         text: &'a str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 114 |         event: &'a str,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 115 |         time: usize,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Log` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `during` is never used
[INFO] [stdout]   --> src/lib.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 |         pub fn during(args: &crate::InterfacePomodoro)  -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `end` is never used
[INFO] [stdout]   --> src/lib.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |         pub fn end(args: &crate::InterfacePomodoro)  -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `block` is never used
[INFO] [stdout]   --> src/lib.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |         pub fn block(args: &crate::InterfacePomodoro){
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unblock` is never used
[INFO] [stdout]    --> src/lib.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |         pub fn unblock(args: &crate::InterfacePomodoro){
[INFO] [stdout]     |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `text`, `event`, and `time` are never read
[INFO] [stdout]    --> src/lib.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     pub struct Log<'a>{
[INFO] [stdout]     |                --- fields in this struct
[INFO] [stdout] 113 |         text: &'a str,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 114 |         event: &'a str,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 115 |         time: usize,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Log` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub tasks: Vec<String>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub tasks: Vec<String>
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-pomodoro` (lib) due to 1 previous error; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-pomodoro` (lib test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b56f2618634d2973fb5af9ad74d8605e50b6ff7b30b385dd93a9170cb14d8535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56f2618634d2973fb5af9ad74d8605e50b6ff7b30b385dd93a9170cb14d8535", kill_on_drop: false }`
[INFO] [stdout] b56f2618634d2973fb5af9ad74d8605e50b6ff7b30b385dd93a9170cb14d8535
