[INFO] cloning repository https://github.com/rishit-khandelwal/todo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishit-khandelwal/todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Ftodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Ftodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa654100703b90f9b043d99ba16ebeb0bdba6f06
[INFO] checking rishit-khandelwal/todo against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Ftodo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rishit-khandelwal/todo
[INFO] finished tweaking git repo https://github.com/rishit-khandelwal/todo
[INFO] tweaked toml for git repo https://github.com/rishit-khandelwal/todo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rishit-khandelwal/todo on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rishit-khandelwal/todo 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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rishit-khandelwal/todo against 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa for pr-159356
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Ftodo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rishit-khandelwal/todo
[INFO] finished tweaking git repo https://github.com/rishit-khandelwal/todo
[INFO] tweaked toml for git repo https://github.com/rishit-khandelwal/todo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rishit-khandelwal/todo on toolchain 6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rishit-khandelwal/todo 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" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "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 ...
[INFO] [stderr]   Downloaded rainbow-text v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f
[INFO] running `Command { std: "docker" "start" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f", 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" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f", 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" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f" "/opt/rustwide/cargo-home/bin/cargo" "+6e4b95ed0735c3bbfb308e6f158f479b4d14f1aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking rainbow-text v0.1.5
[INFO] [stderr]     Checking todo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `println`
[INFO] [stdout]  --> src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, println};
[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: `println`
[INFO] [stdout]  --> src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, println};
[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 `Result` that must be used
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         commands::show_help();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let _ = commands::show_help();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 | / ...                   Rainbow::custom(vec![rainbow_text::Color::Cyan])
[INFO] [stdout] 121 | | ...                       .write("\nAssignees\n");
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                                 let _ = Rainbow::custom(vec![rainbow_text::Color::Cyan])
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:124:41
[INFO] [stdout]     |
[INFO] [stdout] 124 | / ...                   rain.write(
[INFO] [stdout] 125 | | ...                       format!(
[INFO] [stdout] 126 | | ...                           "{}  {}",
[INFO] [stdout] 127 | | ...                           if !first {
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | | ...                       .as_str(),
[INFO] [stdout] 136 | | ...                   );
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |                                         let _ = rain.write(
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:29
[INFO] [stdout]     |
[INFO] [stdout] 145 | / ...                   Rainbow::custom(vec![rainbow_text::Color::Rgb(255, 127, 0)])
[INFO] [stdout] 146 | | ...                       .write(format!("\n{} :{}", name, l).as_str());
[INFO] [stdout]     | |_______________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |                             let _ = Rainbow::custom(vec![rainbow_text::Color::Rgb(255, 127, 0)])
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |         commands::show_help();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let _ = commands::show_help();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:120:33
[INFO] [stdout]     |
[INFO] [stdout] 120 | / ...                   Rainbow::custom(vec![rainbow_text::Color::Cyan])
[INFO] [stdout] 121 | | ...                       .write("\nAssignees\n");
[INFO] [stdout]     | |_________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                                 let _ = Rainbow::custom(vec![rainbow_text::Color::Cyan])
[INFO] [stdout]     |                                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:124:41
[INFO] [stdout]     |
[INFO] [stdout] 124 | / ...                   rain.write(
[INFO] [stdout] 125 | | ...                       format!(
[INFO] [stdout] 126 | | ...                           "{}  {}",
[INFO] [stdout] 127 | | ...                           if !first {
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | | ...                       .as_str(),
[INFO] [stdout] 136 | | ...                   );
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |                                         let _ = rain.write(
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:29
[INFO] [stdout]     |
[INFO] [stdout] 145 | / ...                   Rainbow::custom(vec![rainbow_text::Color::Rgb(255, 127, 0)])
[INFO] [stdout] 146 | | ...                       .write(format!("\n{} :{}", name, l).as_str());
[INFO] [stdout]     | |_______________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |                             let _ = Rainbow::custom(vec![rainbow_text::Color::Rgb(255, 127, 0)])
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f", kill_on_drop: false }`
[INFO] [stdout] 01b1de6352abe13d8a133ed582b166a298cad32bd380303c9f826325fa1d9a5f
