[INFO] cloning repository https://github.com/zhouyuxiang0/imgWriter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhouyuxiang0/imgWriter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhouyuxiang0%2FimgWriter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhouyuxiang0%2FimgWriter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1ec5f973e890973d3881c0e24afa60814486230b [INFO] checking zhouyuxiang0/imgWriter against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhouyuxiang0%2FimgWriter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhouyuxiang0/imgWriter on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhouyuxiang0/imgWriter [INFO] finished tweaking git repo https://github.com/zhouyuxiang0/imgWriter [INFO] tweaked toml for git repo https://github.com/zhouyuxiang0/imgWriter written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zhouyuxiang0/imgWriter 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" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matrixmultiply v0.1.15 [INFO] [stderr] Downloaded num v0.3.1 [INFO] [stderr] Downloaded rawpointer v0.1.0 [INFO] [stderr] Downloaded num-bigint v0.3.3 [INFO] [stderr] Downloaded num-complex v0.3.1 [INFO] [stderr] Downloaded rulinalg v0.4.2 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded libc v0.2.119 [INFO] [stderr] Downloaded imageproc v0.22.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78ebca60b49a8554a643340018c19169f71d0e9346e26d5bd094de770fd089b3 [INFO] running `Command { std: "docker" "start" "-a" "78ebca60b49a8554a643340018c19169f71d0e9346e26d5bd094de770fd089b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78ebca60b49a8554a643340018c19169f71d0e9346e26d5bd094de770fd089b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78ebca60b49a8554a643340018c19169f71d0e9346e26d5bd094de770fd089b3", kill_on_drop: false }` [INFO] [stdout] 78ebca60b49a8554a643340018c19169f71d0e9346e26d5bd094de770fd089b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0bdf78dac9dbfacfb30073b670cd284e4e667478d6f86ec9cdf04da4b1ea4eee [INFO] running `Command { std: "docker" "start" "-a" "0bdf78dac9dbfacfb30073b670cd284e4e667478d6f86ec9cdf04da4b1ea4eee", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.7 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling num-bigint v0.3.3 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking bytemuck v1.8.0 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking png v0.17.5 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking nanorand v0.6.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking tiff v0.7.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking rulinalg v0.4.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking num v0.3.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking jpeg-decoder v0.2.2 [INFO] [stderr] Checking imageproc v0.22.0 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.11 [INFO] [stderr] Checking exr v1.4.1 [INFO] [stderr] Checking image v0.24.1 [INFO] [stderr] Checking img v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Rgb` [INFO] [stdout] --> src/main.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, Rgba, Rgb}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rgb` [INFO] [stdout] --> src/main.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use image::{GenericImageView, Rgba, Rgb}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message_bits` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let message_bits = vec![get_bit_from_num(msg.chars().count() as u32), get_msg_bit(&msg)].concat(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut output: image::RgbaImage = image::ImageBuffer::new(width, height); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut output: image::RgbaImage = image::ImageBuffer::new(width, height); [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: value assigned to `target_rgba` is never read [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | target_rgba = &Rgba([target_rgba[0], target_rgba[1], target_rgba[2], target_rgba[3]]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `message_bits` [INFO] [stdout] --> src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let message_bits = vec![get_bit_from_num(msg.chars().count() as u32), get_msg_bit(&msg)].concat(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `output` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut output: image::RgbaImage = image::ImageBuffer::new(width, height); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut output: image::RgbaImage = image::ImageBuffer::new(width, height); [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: value assigned to `target_rgba` is never read [INFO] [stdout] --> src/main.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | target_rgba = &Rgba([target_rgba[0], target_rgba[1], target_rgba[2], target_rgba[3]]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `encode_msg` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn encode_msg(colors: &mut Vec<(u32, u32, Rgba)>, msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `encode_msg` is never used [INFO] [stdout] --> src/main.rs:83:4 [INFO] [stdout] | [INFO] [stdout] 83 | fn encode_msg(colors: &mut Vec<(u32, u32, Rgba)>, msg: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_next_location` is never used [INFO] [stdout] --> src/main.rs:121:4 [INFO] [stdout] | [INFO] [stdout] 121 | fn get_next_location(history: &mut Vec, total: u32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_next_location` is never used [INFO] [stdout] --> src/main.rs:121:4 [INFO] [stdout] | [INFO] [stdout] 121 | fn get_next_location(history: &mut Vec, total: u32) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `byte_to_bin` is never used [INFO] [stdout] --> src/main.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn byte_to_bin(b: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_bit` is never used [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn set_bit(num: &u8, location: &u8, bit: &u8) -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `byte_to_bin` is never used [INFO] [stdout] --> src/main.rs:139:4 [INFO] [stdout] | [INFO] [stdout] 139 | fn byte_to_bin(b: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_bit` is never used [INFO] [stdout] --> src/main.rs:145:4 [INFO] [stdout] | [INFO] [stdout] 145 | fn set_bit(num: &u8, location: &u8, bit: &u8) -> u8 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.37s [INFO] running `Command { std: "docker" "inspect" "0bdf78dac9dbfacfb30073b670cd284e4e667478d6f86ec9cdf04da4b1ea4eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bdf78dac9dbfacfb30073b670cd284e4e667478d6f86ec9cdf04da4b1ea4eee", kill_on_drop: false }` [INFO] [stdout] 0bdf78dac9dbfacfb30073b670cd284e4e667478d6f86ec9cdf04da4b1ea4eee