[INFO] cloning repository https://github.com/aoyama-val/rust-samegame
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aoyama-val/rust-samegame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoyama-val%2Frust-samegame", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoyama-val%2Frust-samegame'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c90abb39839a8a58653738c5e779a6a513bd8ba2
[INFO] checking aoyama-val/rust-samegame/c90abb39839a8a58653738c5e779a6a513bd8ba2 against try#0d69e2d38d443a5f5bcd601fecce9431b3835c30 for pr-130531
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoyama-val%2Frust-samegame" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aoyama-val/rust-samegame on toolchain 0d69e2d38d443a5f5bcd601fecce9431b3835c30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d69e2d38d443a5f5bcd601fecce9431b3835c30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aoyama-val/rust-samegame
[INFO] finished tweaking git repo https://github.com/aoyama-val/rust-samegame
[INFO] tweaked toml for git repo https://github.com/aoyama-val/rust-samegame written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aoyama-val/rust-samegame 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" "+0d69e2d38d443a5f5bcd601fecce9431b3835c30" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+0d69e2d38d443a5f5bcd601fecce9431b3835c30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cae92f330bdd6d760c49fddffd34d881f9385e9da2c26220727d991c76d7f470
[INFO] running `Command { std: "docker" "start" "-a" "cae92f330bdd6d760c49fddffd34d881f9385e9da2c26220727d991c76d7f470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cae92f330bdd6d760c49fddffd34d881f9385e9da2c26220727d991c76d7f470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae92f330bdd6d760c49fddffd34d881f9385e9da2c26220727d991c76d7f470", kill_on_drop: false }`
[INFO] [stdout] cae92f330bdd6d760c49fddffd34d881f9385e9da2c26220727d991c76d7f470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+0d69e2d38d443a5f5bcd601fecce9431b3835c30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 242cf973c1e13ca34c00ca7025bd1f6a64c5f6a5a8b31583a8f4b4afdc7081a9
[INFO] running `Command { std: "docker" "start" "-a" "242cf973c1e13ca34c00ca7025bd1f6a64c5f6a5a8b31583a8f4b4afdc7081a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust-samegame v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `component_id`
[INFO] [stdout]    --> src/model.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |         for (component_id, connected_count) in &self.connected_counts {
[INFO] [stdout]     |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `component_id`
[INFO] [stdout]    --> src/model.rs:309:14
[INFO] [stdout]     |
[INFO] [stdout] 309 |         for (component_id, connected_count) in &self.connected_counts {
[INFO] [stdout]     |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_component_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 3.35s
[INFO] running `Command { std: "docker" "inspect" "242cf973c1e13ca34c00ca7025bd1f6a64c5f6a5a8b31583a8f4b4afdc7081a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242cf973c1e13ca34c00ca7025bd1f6a64c5f6a5a8b31583a8f4b4afdc7081a9", kill_on_drop: false }`
[INFO] [stdout] 242cf973c1e13ca34c00ca7025bd1f6a64c5f6a5a8b31583a8f4b4afdc7081a9