[INFO] cloning repository https://github.com/M4R774/cli-city-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/M4R774/cli-city-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM4R774%2Fcli-city-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FM4R774%2Fcli-city-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0091bc5498d3513e1cf480b66b8f1a3cdcae7480
[INFO] checking M4R774/cli-city-simulation 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%2FM4R774%2Fcli-city-simulation" "/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/M4R774/cli-city-simulation
[INFO] finished tweaking git repo https://github.com/M4R774/cli-city-simulation
[INFO] tweaked toml for git repo https://github.com/M4R774/cli-city-simulation written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/M4R774/cli-city-simulation 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/M4R774/cli-city-simulation 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking M4R774/cli-city-simulation 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%2FM4R774%2Fcli-city-simulation" "/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/M4R774/cli-city-simulation
[INFO] finished tweaking git repo https://github.com/M4R774/cli-city-simulation
[INFO] tweaked toml for git repo https://github.com/M4R774/cli-city-simulation written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/M4R774/cli-city-simulation 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/M4R774/cli-city-simulation 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]     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 matrix v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e771e865b5e060d8f5426fceb5f929245991977c6d44969759dcc05cee85cd10
[INFO] running `Command { std: "docker" "start" "-a" "e771e865b5e060d8f5426fceb5f929245991977c6d44969759dcc05cee85cd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e771e865b5e060d8f5426fceb5f929245991977c6d44969759dcc05cee85cd10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e771e865b5e060d8f5426fceb5f929245991977c6d44969759dcc05cee85cd10", kill_on_drop: false }`
[INFO] [stdout] e771e865b5e060d8f5426fceb5f929245991977c6d44969759dcc05cee85cd10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9cba5447300e97860be2a54175a7373d2efb293c3be78cf44acd7c1db6f991e9
[INFO] running `Command { std: "docker" "start" "-a" "9cba5447300e97860be2a54175a7373d2efb293c3be78cf44acd7c1db6f991e9", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking textwrap v0.13.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ferris-says v0.3.1
[INFO] [stderr]     Checking matrix v0.22.0
[INFO] [stderr]     Checking rust-cli-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> src/main.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |       Ok(match good_place {
[INFO] [stdout]     |  _____^^_-
[INFO] [stdout]     | |     |
[INFO] [stdout]     | |     unreachable call
[INFO] [stdout] 104 | |         Some(coordinates) => {
[INFO] [stdout] 105 | |             set_tile_on_radius(radius, world_map, coordinates.x, coordinates.y, 1);
[INFO] [stdout] 106 | |             world_map[coordinates.y][coordinates.x] = 2;
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | |     })
[INFO] [stdout]     | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> src/main.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 |       Ok(match good_place {
[INFO] [stdout]     |  _____^^_-
[INFO] [stdout]     | |     |
[INFO] [stdout]     | |     unreachable call
[INFO] [stdout] 104 | |         Some(coordinates) => {
[INFO] [stdout] 105 | |             set_tile_on_radius(radius, world_map, coordinates.x, coordinates.y, 1);
[INFO] [stdout] 106 | |             world_map[coordinates.y][coordinates.x] = 2;
[INFO] [stdout] ...   |
[INFO] [stdout] 113 | |     })
[INFO] [stdout]     | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "9cba5447300e97860be2a54175a7373d2efb293c3be78cf44acd7c1db6f991e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cba5447300e97860be2a54175a7373d2efb293c3be78cf44acd7c1db6f991e9", kill_on_drop: false }`
[INFO] [stdout] 9cba5447300e97860be2a54175a7373d2efb293c3be78cf44acd7c1db6f991e9