[INFO] cloning repository https://github.com/jacobmbr/cloudprint [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobmbr/cloudprint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmbr%2Fcloudprint", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmbr%2Fcloudprint'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f418a04bd6794cc4a79422f8808bf094a654f63 [INFO] testing jacobmbr/cloudprint against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobmbr%2Fcloudprint" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jacobmbr/cloudprint on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0/source/.cargo/config [INFO] started tweaking git repo https://github.com/jacobmbr/cloudprint [INFO] finished tweaking git repo https://github.com/jacobmbr/cloudprint [INFO] tweaked toml for git repo https://github.com/jacobmbr/cloudprint written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jacobmbr/cloudprint already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.16.2 [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded serial-unix v0.4.0 [INFO] [stderr] Downloaded ioctl-rs v0.1.6 [INFO] [stderr] Downloaded serial v0.4.0 [INFO] [stderr] Downloaded image v0.23.3 [INFO] [stderr] Downloaded serial-windows v0.4.0 [INFO] [stderr] Downloaded serial-core v0.4.0 [INFO] [stderr] Downloaded serialport v3.3.0 [INFO] [stderr] Downloaded dither v1.3.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a729df9f4747ba5825e87bc36e4278c34a5dfc5757fe30569393a8c395a7da8 [INFO] running `Command { std: "docker" "start" "-a" "0a729df9f4747ba5825e87bc36e4278c34a5dfc5757fe30569393a8c395a7da8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a729df9f4747ba5825e87bc36e4278c34a5dfc5757fe30569393a8c395a7da8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a729df9f4747ba5825e87bc36e4278c34a5dfc5757fe30569393a8c395a7da8", kill_on_drop: false }` [INFO] [stdout] 0a729df9f4747ba5825e87bc36e4278c34a5dfc5757fe30569393a8c395a7da8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8db0e5c8cb4d02c2bb4a4c0fbc8856eaa75660caf63f5c962a24065f3db08cf [INFO] running `Command { std: "docker" "start" "-a" "a8db0e5c8cb4d02c2bb4a4c0fbc8856eaa75660caf63f5c962a24065f3db08cf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bytemuck v1.2.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling deflate v0.8.4 [INFO] [stderr] Compiling png v0.16.2 [INFO] [stderr] Compiling tiff v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling serial-core v0.4.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling serial-unix v0.4.0 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling serial v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling png v0.14.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling jpeg-decoder v0.1.18 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.3 [INFO] [stderr] Compiling image v0.23.3 [INFO] [stderr] Compiling dither v1.3.7 [INFO] [stderr] Compiling cloudprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] 29 | let path = "/home/jacob/Desktop/dither/bulia/"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | port.write(&[27, 55, 11, 120, 40]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `printDensity` should have a snake case name [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let printDensity: u8 = 10; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_density` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `printBreakTime` should have a snake case name [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let printBreakTime: u8 = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_break_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | port.write(&[18, 35, (printBreakTime << 5) | printDensity]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | port.write(&[18, 84]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.46s [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a8db0e5c8cb4d02c2bb4a4c0fbc8856eaa75660caf63f5c962a24065f3db08cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8db0e5c8cb4d02c2bb4a4c0fbc8856eaa75660caf63f5c962a24065f3db08cf", kill_on_drop: false }` [INFO] [stdout] a8db0e5c8cb4d02c2bb4a4c0fbc8856eaa75660caf63f5c962a24065f3db08cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] afe6c21ea866e08fb6cdd93766440e5bd7840db84a19577c9c39268c2f7a6253 [INFO] running `Command { std: "docker" "start" "-a" "afe6c21ea866e08fb6cdd93766440e5bd7840db84a19577c9c39268c2f7a6253", kill_on_drop: false }` [INFO] [stderr] Compiling cloudprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] 29 | let path = "/home/jacob/Desktop/dither/bulia/"; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | port.write(&[27, 55, 11, 120, 40]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `printDensity` should have a snake case name [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | let printDensity: u8 = 10; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_density` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `printBreakTime` should have a snake case name [INFO] [stdout] --> src/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | let printBreakTime: u8 = 2; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_break_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | port.write(&[18, 35, (printBreakTime << 5) | printDensity]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | port.write(&[18, 84]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "afe6c21ea866e08fb6cdd93766440e5bd7840db84a19577c9c39268c2f7a6253", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afe6c21ea866e08fb6cdd93766440e5bd7840db84a19577c9c39268c2f7a6253", kill_on_drop: false }` [INFO] [stdout] afe6c21ea866e08fb6cdd93766440e5bd7840db84a19577c9c39268c2f7a6253 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 65e78c571290e4066d8692b52a6b612f15de603e5d13e3f155e568546d541285 [INFO] running `Command { std: "docker" "start" "-a" "65e78c571290e4066d8692b52a6b612f15de603e5d13e3f155e568546d541285", 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] [stdout] [INFO] [stderr] warning: unreachable statement [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:29:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 28 | return; [INFO] [stdout] [INFO] [stderr] | ------ any code following this expression is unreachable [INFO] [stderr] 29 | let path = "/home/jacob/Desktop/dither/bulia/"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | port.write(&[27, 55, 11, 120, 40]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: variable `printDensity` should have a snake case name [INFO] [stderr] --> src/main.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 24 | let printDensity: u8 = 10; [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `print_density` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `printBreakTime` should have a snake case name [INFO] [stderr] --> src/main.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let printBreakTime: u8 = 2; [INFO] [stderr] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `print_break_time` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | port.write(&[18, 35, (printBreakTime << 5) | printDensity]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | port.write(&[18, 84]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `cloudprint` (bin "cloudprint" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cloudprint-07958a9e6523bcb1) [INFO] running `Command { std: "docker" "inspect" "65e78c571290e4066d8692b52a6b612f15de603e5d13e3f155e568546d541285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e78c571290e4066d8692b52a6b612f15de603e5d13e3f155e568546d541285", kill_on_drop: false }` [INFO] [stdout] 65e78c571290e4066d8692b52a6b612f15de603e5d13e3f155e568546d541285