[INFO] cloning repository https://github.com/Meowu/rust-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Meowu/rust-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeowu%2Frust-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeowu%2Frust-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38bbb007e53f50fa8e02838dd4c370011287ee40
[INFO] checking Meowu/rust-exercises against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMeowu%2Frust-exercises" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Meowu/rust-exercises
[INFO] finished tweaking git repo https://github.com/Meowu/rust-exercises
[INFO] tweaked toml for git repo https://github.com/Meowu/rust-exercises written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Meowu/rust-exercises on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Meowu/rust-exercises 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 713ae49abacf965a49a5ae1249a086cc0e398ca7ff2b305f31460467ac344462
[INFO] running `Command { std: "docker" "start" "-a" "713ae49abacf965a49a5ae1249a086cc0e398ca7ff2b305f31460467ac344462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "713ae49abacf965a49a5ae1249a086cc0e398ca7ff2b305f31460467ac344462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "713ae49abacf965a49a5ae1249a086cc0e398ca7ff2b305f31460467ac344462", kill_on_drop: false }`
[INFO] [stdout] 713ae49abacf965a49a5ae1249a086cc0e398ca7ff2b305f31460467ac344462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c9d8a86565ad002674dad91778380d742d6d2bb6cea0e92aef84ac8613c3d81
[INFO] running `Command { std: "docker" "start" "-a" "7c9d8a86565ad002674dad91778380d742d6d2bb6cea0e92aef84ac8613c3d81", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]    Compiling rustix v0.38.38
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking caculator v0.1.0 (/opt/rustwide/workdir/caculator)
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> caculator/src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[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 imports: `Write` and `self`
[INFO] [stdout]  --> caculator/src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking library v0.1.0 (/opt/rustwide/workdir/library)
[INFO] [stderr]     Checking termion v4.0.3
[INFO] [stderr]     Checking terminal v0.1.0 (/opt/rustwide/workdir/terminal)
[INFO] [stdout] warning: function `show_progress` is never used
[INFO] [stdout]  --> terminal/src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn show_progress(total: u32) -> io::Result<()> {
[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 `show_progress` is never used
[INFO] [stdout]  --> terminal/src/main.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn show_progress(total: u32) -> io::Result<()> {
[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 `show_spinner` is never used
[INFO] [stdout]   --> terminal/src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn show_spinner() -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `show_spinner` is never used
[INFO] [stdout]   --> terminal/src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn show_spinner() -> io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking task-manager v0.1.0 (/opt/rustwide/workdir/task-manager)
[INFO] [stderr]     Checking word-counter v0.1.0 (/opt/rustwide/workdir/word-counter)
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking json-rpc v0.1.0 (/opt/rustwide/workdir/json-rpc)
[INFO] [stderr]     Checking todo-manager v0.1.0 (/opt/rustwide/workdir/todo-manager)
[INFO] [stdout] warning: unused imports: `ClearType`, `Event`, `KeyCode`, `KeyEvent`, `cursor`, `disable_raw_mode`, `enable_raw_mode`, `execute`, `queue`, `read`, and `self`
[INFO] [stdout]  --> todo-manager/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cursor,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     event::{read, Event, KeyCode, KeyEvent},
[INFO] [stdout]   |             ^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 6 |     execute, queue,
[INFO] [stdout]   |     ^^^^^^^  ^^^^^
[INFO] [stdout] 7 |     terminal::{self, disable_raw_mode, enable_raw_mode, ClearType},
[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 imports: `ClearType`, `Event`, `KeyCode`, `KeyEvent`, `cursor`, `disable_raw_mode`, `enable_raw_mode`, `execute`, `queue`, `read`, and `self`
[INFO] [stdout]  --> todo-manager/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cursor,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     event::{read, Event, KeyCode, KeyEvent},
[INFO] [stdout]   |             ^^^^  ^^^^^  ^^^^^^^  ^^^^^^^^
[INFO] [stdout] 6 |     execute, queue,
[INFO] [stdout]   |     ^^^^^^^  ^^^^^
[INFO] [stdout] 7 |     terminal::{self, disable_raw_mode, enable_raw_mode, ClearType},
[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 variable: `stdout`
[INFO] [stdout]    --> todo-manager/src/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let stdout = std::io::stdout().into_raw_mode()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdout`
[INFO] [stdout]    --> todo-manager/src/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let stdout = std::io::stdout().into_raw_mode()?;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `input` is assigned to, but never used
[INFO] [stdout]    --> todo-manager/src/main.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let mut input = ' ';
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_input` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `input` is assigned to, but never used
[INFO] [stdout]    --> todo-manager/src/main.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |         let mut input = ' ';
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_input` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |                     input = ' ';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |                     input = ' ';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     input = 'k';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |                     input = 'k';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |                     input = 'j';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:258:21
[INFO] [stdout]     |
[INFO] [stdout] 258 |                     input = 'j';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     input = '7';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `input` is never read
[INFO] [stdout]    --> todo-manager/src/main.rs:264:21
[INFO] [stdout]     |
[INFO] [stdout] 264 |                     input = '7';
[INFO] [stdout]     |                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `list_tasks` and `interactive_list` are never used
[INFO] [stdout]    --> todo-manager/src/main.rs:77:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl TaskManager {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  77 |     fn list_tasks(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn interactive_list(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `list_tasks` and `interactive_list` are never used
[INFO] [stdout]    --> todo-manager/src/main.rs:77:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl TaskManager {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  77 |     fn list_tasks(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     fn interactive_list(&mut self) -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "7c9d8a86565ad002674dad91778380d742d6d2bb6cea0e92aef84ac8613c3d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9d8a86565ad002674dad91778380d742d6d2bb6cea0e92aef84ac8613c3d81", kill_on_drop: false }`
[INFO] [stdout] 7c9d8a86565ad002674dad91778380d742d6d2bb6cea0e92aef84ac8613c3d81
