[INFO] cloning repository https://github.com/momentanpol/todo_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/momentanpol/todo_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmomentanpol%2Ftodo_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmomentanpol%2Ftodo_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bc08b9e84b4e0028168aa963a8bfb8ce8f75126
[INFO] checking momentanpol/todo_manager against master#d255c6a57c393db6221b1ff700daea478436f1cd for pr-122317
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmomentanpol%2Ftodo_manager" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/momentanpol/todo_manager on toolchain d255c6a57c393db6221b1ff700daea478436f1cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d255c6a57c393db6221b1ff700daea478436f1cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] finished tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] tweaked toml for git repo https://github.com/momentanpol/todo_manager written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/momentanpol/todo_manager 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" "+d255c6a57c393db6221b1ff700daea478436f1cd" "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
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking momentanpol/todo_manager against try#1f7553361c08f8eafdc645e09215667278ab86f4 for pr-122317
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmomentanpol%2Ftodo_manager" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/momentanpol/todo_manager on toolchain 1f7553361c08f8eafdc645e09215667278ab86f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7553361c08f8eafdc645e09215667278ab86f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] finished tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] tweaked toml for git repo https://github.com/momentanpol/todo_manager written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/momentanpol/todo_manager 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" "+1f7553361c08f8eafdc645e09215667278ab86f4" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking momentanpol/todo_manager against try#1f7553361c08f8eafdc645e09215667278ab86f4 for pr-122317
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmomentanpol%2Ftodo_manager" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/momentanpol/todo_manager on toolchain 1f7553361c08f8eafdc645e09215667278ab86f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7553361c08f8eafdc645e09215667278ab86f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] finished tweaking git repo https://github.com/momentanpol/todo_manager
[INFO] tweaked toml for git repo https://github.com/momentanpol/todo_manager written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/momentanpol/todo_manager 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" "+1f7553361c08f8eafdc645e09215667278ab86f4" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1f7553361c08f8eafdc645e09215667278ab86f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83f14339b56d40550881117e9983fdc7a0c1fcdf4f51b8f6ed19375d2dbb6910
[INFO] running `Command { std: "docker" "start" "-a" "83f14339b56d40550881117e9983fdc7a0c1fcdf4f51b8f6ed19375d2dbb6910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83f14339b56d40550881117e9983fdc7a0c1fcdf4f51b8f6ed19375d2dbb6910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f14339b56d40550881117e9983fdc7a0c1fcdf4f51b8f6ed19375d2dbb6910", kill_on_drop: false }`
[INFO] [stdout] 83f14339b56d40550881117e9983fdc7a0c1fcdf4f51b8f6ed19375d2dbb6910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1f7553361c08f8eafdc645e09215667278ab86f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec02b7c1e0ff9524a9f628c54f7a7364978f42a7d0d2afd02105c3fbe5db8ded
[INFO] running `Command { std: "docker" "start" "-a" "ec02b7c1e0ff9524a9f628c54f7a7364978f42a7d0d2afd02105c3fbe5db8ded", kill_on_drop: false }`
[INFO] [stderr]     Checking todo_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `message`, `created`, `updated`, `keywords`, and `until` are never read
[INFO] [stdout]  --> src/todo.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Todo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     id: Option<usize>,
[INFO] [stdout] 5 |     message: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     created: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     updated: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     keywords: Option<Vec<String>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     until: Option<String>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Todo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message`, `created`, `updated`, `keywords`, and `until` are never read
[INFO] [stdout]  --> src/todo.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Todo {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 4 |     id: Option<usize>,
[INFO] [stdout] 5 |     message: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 6 |     created: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 7 |     updated: Option<String>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     keywords: Option<Vec<String>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 9 |     until: Option<String>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Todo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "ec02b7c1e0ff9524a9f628c54f7a7364978f42a7d0d2afd02105c3fbe5db8ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec02b7c1e0ff9524a9f628c54f7a7364978f42a7d0d2afd02105c3fbe5db8ded", kill_on_drop: false }`
[INFO] [stdout] ec02b7c1e0ff9524a9f628c54f7a7364978f42a7d0d2afd02105c3fbe5db8ded