[INFO] cloning repository https://github.com/ot2t7/filler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ot2t7/filler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fot2t7%2Ffiller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fot2t7%2Ffiller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e52e4c73a43aa925ddf09bccb3ecfe9507b29ce3
[INFO] checking ot2t7/filler against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fot2t7%2Ffiller" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ot2t7/filler
[INFO] finished tweaking git repo https://github.com/ot2t7/filler
[INFO] tweaked toml for git repo https://github.com/ot2t7/filler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ot2t7/filler on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ot2t7/filler 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8351e0b9a3235ea37f2b5f84116149e82e9b26acb73c2593b58848005eb91c57
[INFO] running `Command { std: "docker" "start" "-a" "8351e0b9a3235ea37f2b5f84116149e82e9b26acb73c2593b58848005eb91c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8351e0b9a3235ea37f2b5f84116149e82e9b26acb73c2593b58848005eb91c57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8351e0b9a3235ea37f2b5f84116149e82e9b26acb73c2593b58848005eb91c57", kill_on_drop: false }`
[INFO] [stdout] 8351e0b9a3235ea37f2b5f84116149e82e9b26acb73c2593b58848005eb91c57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9ab5b3a2d5b606b15cd6e7ddabe23a8839292801c78707c57d4413792697865
[INFO] running `Command { std: "docker" "start" "-a" "d9ab5b3a2d5b606b15cd6e7ddabe23a8839292801c78707c57d4413792697865", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored_truecolor v0.1.0
[INFO] [stderr]     Checking filler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:118:19
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/main.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 130 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/main.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:200:49
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...                   let mut block = &mut game.game_grid[*idx];
[INFO] [stdout]     |                           ----^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_ai_color` is never used
[INFO] [stdout]    --> src/main.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout]  44 | impl Filler {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn set_ai_color(&mut self, new_color: u8) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:118:19
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/main.rs:118:14
[INFO] [stdout]     |
[INFO] [stdout] 118 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:130:19
[INFO] [stdout]     |
[INFO] [stdout] 130 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |                   ----^^^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/main.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |         for (idx, mut element) in self.game_grid.iter_mut().enumerate() {
[INFO] [stdout]     |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:200:49
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...                   let mut block = &mut game.game_grid[*idx];
[INFO] [stdout]     |                           ----^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_ai_color` is never used
[INFO] [stdout]    --> src/main.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout]  44 | impl Filler {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub fn set_ai_color(&mut self, new_color: u8) {
[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 4.45s
[INFO] running `Command { std: "docker" "inspect" "d9ab5b3a2d5b606b15cd6e7ddabe23a8839292801c78707c57d4413792697865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ab5b3a2d5b606b15cd6e7ddabe23a8839292801c78707c57d4413792697865", kill_on_drop: false }`
[INFO] [stdout] d9ab5b3a2d5b606b15cd6e7ddabe23a8839292801c78707c57d4413792697865
