[INFO] cloning repository https://github.com/buhe/study_emu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/buhe/study_emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuhe%2Fstudy_emu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuhe%2Fstudy_emu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 36d61d520fa6cb445782f12daa65ce82e841b9db [INFO] building buhe/study_emu 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%2Fbuhe%2Fstudy_emu" "/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/buhe/study_emu 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/buhe/study_emu [INFO] finished tweaking git repo https://github.com/buhe/study_emu [INFO] tweaked toml for git repo https://github.com/buhe/study_emu written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/buhe/study_emu 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-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] d2defa6bf99829b831f3d6dd0bc0d45dd3e957beefe93af5602ae41e7840b681 [INFO] running `Command { std: "docker" "start" "-a" "d2defa6bf99829b831f3d6dd0bc0d45dd3e957beefe93af5602ae41e7840b681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2defa6bf99829b831f3d6dd0bc0d45dd3e957beefe93af5602ae41e7840b681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2defa6bf99829b831f3d6dd0bc0d45dd3e957beefe93af5602ae41e7840b681", kill_on_drop: false }` [INFO] [stdout] d2defa6bf99829b831f3d6dd0bc0d45dd3e957beefe93af5602ae41e7840b681 [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] 3a60e27a01eba4f8151913e60005be2637d34cd6054b1540d6fff2cdfc2bdb9a [INFO] running `Command { std: "docker" "start" "-a" "3a60e27a01eba4f8151913e60005be2637d34cd6054b1540d6fff2cdfc2bdb9a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling sdl2 v0.34.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling sdl2-sys v0.34.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling study_emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu.rs:1102:17 [INFO] [stdout] | [INFO] [stdout] 1102 | _ => todo!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/cpu.rs:1102:17 [INFO] [stdout] | [INFO] [stdout] 596 | 0xa9 | 0xa5 | 0xb5 | 0xad | 0xbd | 0xb9 | 0xa1 | 0xb1 => { [INFO] [stdout] | ----------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 600 | 0xAA => self.tax(), [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 601 | 0xe8 => self.inx(), [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 602 | 0x00 => return, [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 1102 | _ => todo!(), [INFO] [stdout] | ^ ...and 82 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/cpu.rs:991:25 [INFO] [stdout] | [INFO] [stdout] 991 | let data = self.mem_read(addr); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_pump` [INFO] [stdout] --> src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_pump` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `texture` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut texture = creator [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut texture = creator [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `color` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn color(byte: u8) -> Color { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_screen_state` is never used [INFO] [stdout] --> src/main.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn read_screen_state(cpu: &CPU, frame: &mut [u8; 32 * 3 * 32]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_user_input` is never used [INFO] [stdout] --> src/main.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn handle_user_input(cpu: &mut CPU, event_pump: &mut EventPump) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.80s [INFO] running `Command { std: "docker" "inspect" "3a60e27a01eba4f8151913e60005be2637d34cd6054b1540d6fff2cdfc2bdb9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a60e27a01eba4f8151913e60005be2637d34cd6054b1540d6fff2cdfc2bdb9a", kill_on_drop: false }` [INFO] [stdout] 3a60e27a01eba4f8151913e60005be2637d34cd6054b1540d6fff2cdfc2bdb9a [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] 6839fbf8436c3c5536d9311129434959db43faf2a255c800b0a518574ee6f501 [INFO] running `Command { std: "docker" "start" "-a" "6839fbf8436c3c5536d9311129434959db43faf2a255c800b0a518574ee6f501", kill_on_drop: false }` [INFO] [stderr] Compiling study_emu v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/cpu.rs:1102:17 [INFO] [stdout] | [INFO] [stdout] 1102 | _ => todo!(), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/cpu.rs:1102:17 [INFO] [stdout] | [INFO] [stdout] 596 | 0xa9 | 0xa5 | 0xb5 | 0xad | 0xbd | 0xb9 | 0xa1 | 0xb1 => { [INFO] [stdout] | ----------------------------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 600 | 0xAA => self.tax(), [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 601 | 0xe8 => self.inx(), [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] 602 | 0x00 => return, [INFO] [stdout] | ---- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 1102 | _ => todo!(), [INFO] [stdout] | ^ ...and 82 other patterns collectively make this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `data` [INFO] [stdout] --> src/cpu.rs:991:25 [INFO] [stdout] | [INFO] [stdout] 991 | let data = self.mem_read(addr); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `event_pump` [INFO] [stdout] --> src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_event_pump` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `texture` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | let mut texture = creator [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_texture` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut texture = creator [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `color` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn color(byte: u8) -> Color { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_screen_state` is never used [INFO] [stdout] --> src/main.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn read_screen_state(cpu: &CPU, frame: &mut [u8; 32 * 3 * 32]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_user_input` is never used [INFO] [stdout] --> src/main.rs:58:4 [INFO] [stdout] | [INFO] [stdout] 58 | fn handle_user_input(cpu: &mut CPU, event_pump: &mut EventPump) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "6839fbf8436c3c5536d9311129434959db43faf2a255c800b0a518574ee6f501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6839fbf8436c3c5536d9311129434959db43faf2a255c800b0a518574ee6f501", kill_on_drop: false }` [INFO] [stdout] 6839fbf8436c3c5536d9311129434959db43faf2a255c800b0a518574ee6f501