[INFO] cloning repository https://github.com/ericschaal/tic-tac-toe [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericschaal/tic-tac-toe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 186c22cf72549ab4fe017962f09271e812d2f8a0 [INFO] checking ericschaal/tic-tac-toe against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ericschaal/tic-tac-toe 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/ericschaal/tic-tac-toe [INFO] finished tweaking git repo https://github.com/ericschaal/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/ericschaal/tic-tac-toe written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ericschaal/tic-tac-toe 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 30aa60b3e07ef49ab9d29f449e13fa11b4f78ab7e2ae204be7215fd992a8e8fc [INFO] running `Command { std: "docker" "start" "-a" "30aa60b3e07ef49ab9d29f449e13fa11b4f78ab7e2ae204be7215fd992a8e8fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30aa60b3e07ef49ab9d29f449e13fa11b4f78ab7e2ae204be7215fd992a8e8fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30aa60b3e07ef49ab9d29f449e13fa11b4f78ab7e2ae204be7215fd992a8e8fc", kill_on_drop: false }` [INFO] [stdout] 30aa60b3e07ef49ab9d29f449e13fa11b4f78ab7e2ae204be7215fd992a8e8fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5a12060844ec4fe2f92dab9a3aab9601c5e9ea3b92423fa369ccc96f6ec13e4b [INFO] running `Command { std: "docker" "start" "-a" "5a12060844ec4fe2f92dab9a3aab9601c5e9ea3b92423fa369ccc96f6ec13e4b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling anyhow v1.0.72 [INFO] [stderr] Compiling proc_vector2d v1.0.2 [INFO] [stderr] Checking vector2d v2.2.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/engine/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/engine/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/engine/rendering/frame.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FrameCoordinates { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 5 | pub x: usize, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: usize [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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: fields `x` and `y` are never read [INFO] [stdout] --> src/engine/rendering/frame.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FrameCoordinates { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 5 | pub x: usize, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: usize [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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: constant `GRID_WIDTH` is never used [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GRID_WIDTH: usize = 11; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRID_WIDTH` is never used [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GRID_WIDTH: usize = 11; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s [INFO] running `Command { std: "docker" "inspect" "5a12060844ec4fe2f92dab9a3aab9601c5e9ea3b92423fa369ccc96f6ec13e4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a12060844ec4fe2f92dab9a3aab9601c5e9ea3b92423fa369ccc96f6ec13e4b", kill_on_drop: false }` [INFO] [stdout] 5a12060844ec4fe2f92dab9a3aab9601c5e9ea3b92423fa369ccc96f6ec13e4b [INFO] checking ericschaal/tic-tac-toe against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericschaal%2Ftic-tac-toe" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ericschaal/tic-tac-toe 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/ericschaal/tic-tac-toe [INFO] finished tweaking git repo https://github.com/ericschaal/tic-tac-toe [INFO] tweaked toml for git repo https://github.com/ericschaal/tic-tac-toe written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ericschaal/tic-tac-toe 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ebccb8f3b9aafe7b56921f5f3928ae6ee215effe8feb4979af61a9d1ef69f00 [INFO] running `Command { std: "docker" "start" "-a" "8ebccb8f3b9aafe7b56921f5f3928ae6ee215effe8feb4979af61a9d1ef69f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ebccb8f3b9aafe7b56921f5f3928ae6ee215effe8feb4979af61a9d1ef69f00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ebccb8f3b9aafe7b56921f5f3928ae6ee215effe8feb4979af61a9d1ef69f00", kill_on_drop: false }` [INFO] [stdout] 8ebccb8f3b9aafe7b56921f5f3928ae6ee215effe8feb4979af61a9d1ef69f00 [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" "-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] 49a5bf874f38d8e43ffa86eb9dd10db02f55ff2914afcb7f040d2c142061d6a4 [INFO] running `Command { std: "docker" "start" "-a" "49a5bf874f38d8e43ffa86eb9dd10db02f55ff2914afcb7f040d2c142061d6a4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling anyhow v1.0.72 [INFO] [stderr] Compiling proc_vector2d v1.0.2 [INFO] [stderr] Checking vector2d v2.2.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking tic-tac-toe v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/engine/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/engine/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> src/engine/rendering/frame.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FrameCoordinates { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 5 | pub x: usize, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: usize [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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: fields `x` and `y` are never read [INFO] [stdout] --> src/engine/rendering/frame.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct FrameCoordinates { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 5 | pub x: usize, [INFO] [stdout] | ^ [INFO] [stdout] 6 | pub y: usize [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `FrameCoordinates` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [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: constant `GRID_WIDTH` is never used [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GRID_WIDTH: usize = 11; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GRID_WIDTH` is never used [INFO] [stdout] --> src/main.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const GRID_WIDTH: usize = 11; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s [INFO] running `Command { std: "docker" "inspect" "49a5bf874f38d8e43ffa86eb9dd10db02f55ff2914afcb7f040d2c142061d6a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49a5bf874f38d8e43ffa86eb9dd10db02f55ff2914afcb7f040d2c142061d6a4", kill_on_drop: false }` [INFO] [stdout] 49a5bf874f38d8e43ffa86eb9dd10db02f55ff2914afcb7f040d2c142061d6a4