[INFO] cloning repository https://github.com/azuminha/cellton
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azuminha/cellton" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazuminha%2Fcellton", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazuminha%2Fcellton'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e34eb740f5cb3bf5c4fedbf88ac47f9af3106ae0
[INFO] building azuminha/cellton against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazuminha%2Fcellton" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azuminha/cellton on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azuminha/cellton
[INFO] finished tweaking git repo https://github.com/azuminha/cellton
[INFO] tweaked toml for git repo https://github.com/azuminha/cellton written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/azuminha/cellton 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a70bc3db1639dc4b9e70710134858ddec61c376e0be15ec9fd52ed3729ec3f69
[INFO] running `Command { std: "docker" "start" "-a" "a70bc3db1639dc4b9e70710134858ddec61c376e0be15ec9fd52ed3729ec3f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a70bc3db1639dc4b9e70710134858ddec61c376e0be15ec9fd52ed3729ec3f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70bc3db1639dc4b9e70710134858ddec61c376e0be15ec9fd52ed3729ec3f69", kill_on_drop: false }`
[INFO] [stdout] a70bc3db1639dc4b9e70710134858ddec61c376e0be15ec9fd52ed3729ec3f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4492902341d5ca256241269de745bf5b1f94e5f96561f1ba62e220a143ba6847
[INFO] running `Command { std: "docker" "start" "-a" "4492902341d5ca256241269de745bf5b1f94e5f96561f1ba62e220a143ba6847", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]    Compiling cellton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `GRID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut GRID: [[Cell; 80]; 80] = [[Cell { value: 0, die: 0 }; 80]; 80];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `grid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     canvas.fill_rect(Rect::new((CELL_SIZE * i as u32) as i32, (CELL_SIZE * j as u32) as i32, CELL_SIZE, CELL_SIZE));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     let _ = canvas.fill_rect(Rect::new((CELL_SIZE * i as u32) as i32, (CELL_SIZE * j as u32) as i32, CELL_SIZE, CELL_SIZE));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "4492902341d5ca256241269de745bf5b1f94e5f96561f1ba62e220a143ba6847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4492902341d5ca256241269de745bf5b1f94e5f96561f1ba62e220a143ba6847", kill_on_drop: false }`
[INFO] [stdout] 4492902341d5ca256241269de745bf5b1f94e5f96561f1ba62e220a143ba6847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 020a25e6bb9c2119d65b2da5c48d5de36d2c90ade78cd64dc8c8645f0762340d
[INFO] running `Command { std: "docker" "start" "-a" "020a25e6bb9c2119d65b2da5c48d5de36d2c90ade78cd64dc8c8645f0762340d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cellton v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `GRID` should have a snake case name
[INFO] [stdout]   --> src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let mut GRID: [[Cell; 80]; 80] = [[Cell { value: 0, die: 0 }; 80]; 80];
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `grid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     canvas.fill_rect(Rect::new((CELL_SIZE * i as u32) as i32, (CELL_SIZE * j as u32) as i32, CELL_SIZE, CELL_SIZE));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     let _ = canvas.fill_rect(Rect::new((CELL_SIZE * i as u32) as i32, (CELL_SIZE * j as u32) as i32, CELL_SIZE, CELL_SIZE));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "020a25e6bb9c2119d65b2da5c48d5de36d2c90ade78cd64dc8c8645f0762340d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020a25e6bb9c2119d65b2da5c48d5de36d2c90ade78cd64dc8c8645f0762340d", kill_on_drop: false }`
[INFO] [stdout] 020a25e6bb9c2119d65b2da5c48d5de36d2c90ade78cd64dc8c8645f0762340d