[INFO] cloning repository https://github.com/jamieapps101/Snek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamieapps101/Snek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamieapps101%2FSnek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamieapps101%2FSnek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c74bd481d1214335a79bfa2796e2e0b89d31919b
[INFO] checking jamieapps101/Snek against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamieapps101%2FSnek" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamieapps101/Snek on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamieapps101/Snek
[INFO] finished tweaking git repo https://github.com/jamieapps101/Snek
[INFO] tweaked toml for git repo https://github.com/jamieapps101/Snek written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jamieapps101/Snek 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52fc9dc15aa8670438d303794be21647bded7e8b055e972d220c7a567b0aaa92
[INFO] running `Command { std: "docker" "start" "-a" "52fc9dc15aa8670438d303794be21647bded7e8b055e972d220c7a567b0aaa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52fc9dc15aa8670438d303794be21647bded7e8b055e972d220c7a567b0aaa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fc9dc15aa8670438d303794be21647bded7e8b055e972d220c7a567b0aaa92", kill_on_drop: false }`
[INFO] [stdout] 52fc9dc15aa8670438d303794be21647bded7e8b055e972d220c7a567b0aaa92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1763da906b297d70c2fe85f144a2eb84bb473b7959826d08d2edbafcd17e10a8
[INFO] running `Command { std: "docker" "start" "-a" "1763da906b297d70c2fe85f144a2eb84bb473b7959826d08d2edbafcd17e10a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking snek v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Reason`
[INFO] [stdout]  --> src/game/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use sprites::{SnakeState,Reason};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reason`
[INFO] [stdout]  --> src/game/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use sprites::{SnakeState,Reason};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `log_data` is never read
[INFO] [stdout]   --> src/game/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct RenderData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub log_data: [Option<String>; 4],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `log_data` is never read
[INFO] [stdout]   --> src/game/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct RenderData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub log_data: [Option<String>; 4],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "1763da906b297d70c2fe85f144a2eb84bb473b7959826d08d2edbafcd17e10a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1763da906b297d70c2fe85f144a2eb84bb473b7959826d08d2edbafcd17e10a8", kill_on_drop: false }`
[INFO] [stdout] 1763da906b297d70c2fe85f144a2eb84bb473b7959826d08d2edbafcd17e10a8
[INFO] checking jamieapps101/Snek against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamieapps101%2FSnek" "/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/jamieapps101/Snek on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamieapps101/Snek
[INFO] finished tweaking git repo https://github.com/jamieapps101/Snek
[INFO] tweaked toml for git repo https://github.com/jamieapps101/Snek written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jamieapps101/Snek 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abdaf029222beffd06829aff2e41c4633acca24b9d55780fc665dc19bc59f861
[INFO] running `Command { std: "docker" "start" "-a" "abdaf029222beffd06829aff2e41c4633acca24b9d55780fc665dc19bc59f861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abdaf029222beffd06829aff2e41c4633acca24b9d55780fc665dc19bc59f861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdaf029222beffd06829aff2e41c4633acca24b9d55780fc665dc19bc59f861", kill_on_drop: false }`
[INFO] [stdout] abdaf029222beffd06829aff2e41c4633acca24b9d55780fc665dc19bc59f861
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c24c642e162c3adf7a7984e94884f02a3c00e578545d5cce596b0aa2c8d7bee4
[INFO] running `Command { std: "docker" "start" "-a" "c24c642e162c3adf7a7984e94884f02a3c00e578545d5cce596b0aa2c8d7bee4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking tui v0.16.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking snek v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Reason`
[INFO] [stdout]  --> src/game/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use sprites::{SnakeState,Reason};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Reason`
[INFO] [stdout]  --> src/game/mod.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use sprites::{SnakeState,Reason};
[INFO] [stdout]   |                              ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `log_data` is never read
[INFO] [stdout]   --> src/game/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct RenderData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub log_data: [Option<String>; 4],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `log_data` is never read
[INFO] [stdout]   --> src/game/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct RenderData {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub log_data: [Option<String>; 4],
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "c24c642e162c3adf7a7984e94884f02a3c00e578545d5cce596b0aa2c8d7bee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24c642e162c3adf7a7984e94884f02a3c00e578545d5cce596b0aa2c8d7bee4", kill_on_drop: false }`
[INFO] [stdout] c24c642e162c3adf7a7984e94884f02a3c00e578545d5cce596b0aa2c8d7bee4