[INFO] cloning repository https://github.com/CreatedBySeb/crisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CreatedBySeb/crisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreatedBySeb%2Fcrisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreatedBySeb%2Fcrisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d78b20b8730135bbc19c6e847ec5469c6033ab3
[INFO] building CreatedBySeb/crisp 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%2FCreatedBySeb%2Fcrisp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CreatedBySeb/crisp 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/CreatedBySeb/crisp
[INFO] finished tweaking git repo https://github.com/CreatedBySeb/crisp
[INFO] tweaked toml for git repo https://github.com/CreatedBySeb/crisp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CreatedBySeb/crisp 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] 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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 183a3d60ca866085e13e1deee969baa294fb6e017f5da42e8d79e62166803801
[INFO] running `Command { std: "docker" "start" "-a" "183a3d60ca866085e13e1deee969baa294fb6e017f5da42e8d79e62166803801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "183a3d60ca866085e13e1deee969baa294fb6e017f5da42e8d79e62166803801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183a3d60ca866085e13e1deee969baa294fb6e017f5da42e8d79e62166803801", kill_on_drop: false }`
[INFO] [stdout] 183a3d60ca866085e13e1deee969baa294fb6e017f5da42e8d79e62166803801
[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 -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] 4c06d687854c7790670de672f5c70d59848f2644d1094018066a31738bbf363d
[INFO] running `Command { std: "docker" "start" "-a" "4c06d687854c7790670de672f5c70d59848f2644d1094018066a31738bbf363d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]    Compiling crisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/main.rs:156:27
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let (instruction, X) = split_nibbles(bytes[0]);
[INFO] [stdout]     |                           ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/main.rs:157:14
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let (Y, N) = split_nibbles(bytes[1]);
[INFO] [stdout]     |              ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let (Y, N) = split_nibbles(bytes[1]);
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 | /                 canvas.fill_rect(Rect::new(
[INFO] [stdout] 422 | |                     i32::from(x) * SCALING_FACTOR as i32,
[INFO] [stdout] 423 | |                     y * SCALING_FACTOR as i32,
[INFO] [stdout] 424 | |                     SCALING_FACTOR as u32,
[INFO] [stdout] 425 | |                     SCALING_FACTOR as u32,
[INFO] [stdout] 426 | |                 ));
[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] 421 |                 let _ = canvas.fill_rect(Rect::new(
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "4c06d687854c7790670de672f5c70d59848f2644d1094018066a31738bbf363d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c06d687854c7790670de672f5c70d59848f2644d1094018066a31738bbf363d", kill_on_drop: false }`
[INFO] [stdout] 4c06d687854c7790670de672f5c70d59848f2644d1094018066a31738bbf363d
[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 -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] d0a76bbbedadd87e2bbd33e2f0eebb7e01ad4bce2ef427ea6cbe4ef771bdd76e
[INFO] running `Command { std: "docker" "start" "-a" "d0a76bbbedadd87e2bbd33e2f0eebb7e01ad4bce2ef427ea6cbe4ef771bdd76e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/main.rs:156:27
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let (instruction, X) = split_nibbles(bytes[0]);
[INFO] [stdout]     |                           ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/main.rs:157:14
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let (Y, N) = split_nibbles(bytes[1]);
[INFO] [stdout]     |              ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `N` should have a snake case name
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |         let (Y, N) = split_nibbles(bytes[1]);
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 | /                 canvas.fill_rect(Rect::new(
[INFO] [stdout] 422 | |                     i32::from(x) * SCALING_FACTOR as i32,
[INFO] [stdout] 423 | |                     y * SCALING_FACTOR as i32,
[INFO] [stdout] 424 | |                     SCALING_FACTOR as u32,
[INFO] [stdout] 425 | |                     SCALING_FACTOR as u32,
[INFO] [stdout] 426 | |                 ));
[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] 421 |                 let _ = canvas.fill_rect(Rect::new(
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "d0a76bbbedadd87e2bbd33e2f0eebb7e01ad4bce2ef427ea6cbe4ef771bdd76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a76bbbedadd87e2bbd33e2f0eebb7e01ad4bce2ef427ea6cbe4ef771bdd76e", kill_on_drop: false }`
[INFO] [stdout] d0a76bbbedadd87e2bbd33e2f0eebb7e01ad4bce2ef427ea6cbe4ef771bdd76e