[INFO] cloning repository https://github.com/julioolvr/chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julioolvr/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f50742b924836b533e6efe236a4e67caee0517f [INFO] checking julioolvr/chip8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/julioolvr/chip8 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/julioolvr/chip8 [INFO] finished tweaking git repo https://github.com/julioolvr/chip8 [INFO] tweaked toml for git repo https://github.com/julioolvr/chip8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/julioolvr/chip8 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossterm v0.18.2 [INFO] [stderr] Downloaded libc v0.2.85 [INFO] [stderr] Downloaded console_engine v1.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf93a5296afd5f7ae52f131da072f64669112457e71e4e0f905589dba18d56e2 [INFO] running `Command { std: "docker" "start" "-a" "bf93a5296afd5f7ae52f131da072f64669112457e71e4e0f905589dba18d56e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf93a5296afd5f7ae52f131da072f64669112457e71e4e0f905589dba18d56e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf93a5296afd5f7ae52f131da072f64669112457e71e4e0f905589dba18d56e2", kill_on_drop: false }` [INFO] [stdout] bf93a5296afd5f7ae52f131da072f64669112457e71e4e0f905589dba18d56e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fdef90aa10a6792fff8e94261402d5b2a4eea4d0d8df63f8eb937f0ebab8eb14 [INFO] running `Command { std: "docker" "start" "-a" "fdef90aa10a6792fff8e94261402d5b2a4eea4d0d8df63f8eb937f0ebab8eb14", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking console_engine v1.4.2 [INFO] [stderr] Checking env_logger v0.8.3 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `VRegister` is imported redundantly [INFO] [stdout] --> src/chip8/chip8.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | use crate::chip8::registers::VRegister; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 147 | [INFO] [stdout] 148 | use super::*; [INFO] [stdout] | -------- the item `VRegister` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `VRegister` is imported redundantly [INFO] [stdout] --> src/chip8/op_code.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | use super::super::registers::VRegister; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 127 | use super::*; [INFO] [stdout] | -------- the item `VRegister` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_input` [INFO] [stdout] --> src/chip8/chip8.rs:51:39 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn run_instruction(&mut self, current_input: Option) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stack_pointer` and `stack` are never read [INFO] [stdout] --> src/chip8/chip8.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 19 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_input` [INFO] [stdout] --> src/chip8/chip8.rs:51:39 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn run_instruction(&mut self, current_input: Option) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stack_pointer` and `stack` are never read [INFO] [stdout] --> src/chip8/chip8.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 19 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s [INFO] running `Command { std: "docker" "inspect" "fdef90aa10a6792fff8e94261402d5b2a4eea4d0d8df63f8eb937f0ebab8eb14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdef90aa10a6792fff8e94261402d5b2a4eea4d0d8df63f8eb937f0ebab8eb14", kill_on_drop: false }` [INFO] [stdout] fdef90aa10a6792fff8e94261402d5b2a4eea4d0d8df63f8eb937f0ebab8eb14 [INFO] checking julioolvr/chip8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Fchip8" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/julioolvr/chip8 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/julioolvr/chip8 [INFO] finished tweaking git repo https://github.com/julioolvr/chip8 [INFO] tweaked toml for git repo https://github.com/julioolvr/chip8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/julioolvr/chip8 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8202702f07c1322b0104f1efadb31c68e1b6e4a88e3f5830a20c583f1367b06d [INFO] running `Command { std: "docker" "start" "-a" "8202702f07c1322b0104f1efadb31c68e1b6e4a88e3f5830a20c583f1367b06d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8202702f07c1322b0104f1efadb31c68e1b6e4a88e3f5830a20c583f1367b06d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8202702f07c1322b0104f1efadb31c68e1b6e4a88e3f5830a20c583f1367b06d", kill_on_drop: false }` [INFO] [stdout] 8202702f07c1322b0104f1efadb31c68e1b6e4a88e3f5830a20c583f1367b06d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c6212e6b74bb47704692379b21673213c3e6946bcfb857747e83d19c84089aa [INFO] running `Command { std: "docker" "start" "-a" "2c6212e6b74bb47704692379b21673213c3e6946bcfb857747e83d19c84089aa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking console_engine v1.4.2 [INFO] [stderr] Checking env_logger v0.8.3 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `VRegister` is imported redundantly [INFO] [stdout] --> src/chip8/chip8.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | use crate::chip8::registers::VRegister; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 147 | [INFO] [stdout] 148 | use super::*; [INFO] [stdout] | -------- the item `VRegister` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `VRegister` is imported redundantly [INFO] [stdout] --> src/chip8/op_code.rs:126:9 [INFO] [stdout] | [INFO] [stdout] 126 | use super::super::registers::VRegister; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 127 | use super::*; [INFO] [stdout] | -------- the item `VRegister` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_input` [INFO] [stdout] --> src/chip8/chip8.rs:51:39 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn run_instruction(&mut self, current_input: Option) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stack_pointer` and `stack` are never read [INFO] [stdout] --> src/chip8/chip8.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 19 | stack: [u16; 16], [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_input` [INFO] [stdout] --> src/chip8/chip8.rs:51:39 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn run_instruction(&mut self, current_input: Option) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `stack_pointer` and `stack` are never read [INFO] [stdout] --> src/chip8/chip8.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Chip8 { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 18 | stack_pointer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 19 | stack: [u16; 16], [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 6.18s [INFO] running `Command { std: "docker" "inspect" "2c6212e6b74bb47704692379b21673213c3e6946bcfb857747e83d19c84089aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c6212e6b74bb47704692379b21673213c3e6946bcfb857747e83d19c84089aa", kill_on_drop: false }` [INFO] [stdout] 2c6212e6b74bb47704692379b21673213c3e6946bcfb857747e83d19c84089aa