[INFO] cloning repository https://github.com/xxnonanonxx/crossy_roads
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xxnonanonxx/crossy_roads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxnonanonxx%2Fcrossy_roads", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxnonanonxx%2Fcrossy_roads'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4326a068c8dbb78ce755cd859a63facd93a9fbf1
[INFO] checking xxnonanonxx/crossy_roads/4326a068c8dbb78ce755cd859a63facd93a9fbf1 against master#5337252b9952fdd9482ed6a4add17254e5bd2c40 for pr-138785
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxxnonanonxx%2Fcrossy_roads" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/xxnonanonxx/crossy_roads on toolchain 5337252b9952fdd9482ed6a4add17254e5bd2c40
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xxnonanonxx/crossy_roads
[INFO] finished tweaking git repo https://github.com/xxnonanonxx/crossy_roads
[INFO] tweaked toml for git repo https://github.com/xxnonanonxx/crossy_roads written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xxnonanonxx/crossy_roads 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" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10f9c86fb465e57a106dc62802d8a4b0024c6807671e49400d0bc6a0c08f8424
[INFO] running `Command { std: "docker" "start" "-a" "10f9c86fb465e57a106dc62802d8a4b0024c6807671e49400d0bc6a0c08f8424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10f9c86fb465e57a106dc62802d8a4b0024c6807671e49400d0bc6a0c08f8424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f9c86fb465e57a106dc62802d8a4b0024c6807671e49400d0bc6a0c08f8424", kill_on_drop: false }`
[INFO] [stdout] 10f9c86fb465e57a106dc62802d8a4b0024c6807671e49400d0bc6a0c08f8424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2062dff1f913942c46ae0db87a2f387251bc798285ba6e01d39b47a989318c7
[INFO] running `Command { std: "docker" "start" "-a" "d2062dff1f913942c46ae0db87a2f387251bc798285ba6e01d39b47a989318c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.43.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossy_roads v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `previous_row`
[INFO] [stdout]    --> src/main.rs:224:30
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn create_random_row(previous_row: Option<&BaseRow>) -> Box<dyn RowType> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `previous_row`
[INFO] [stdout]    --> src/main.rs:224:30
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn create_random_row(previous_row: Option<&BaseRow>) -> Box<dyn RowType> {
[INFO] [stdout]     |                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "d2062dff1f913942c46ae0db87a2f387251bc798285ba6e01d39b47a989318c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2062dff1f913942c46ae0db87a2f387251bc798285ba6e01d39b47a989318c7", kill_on_drop: false }`
[INFO] [stdout] d2062dff1f913942c46ae0db87a2f387251bc798285ba6e01d39b47a989318c7