[INFO] updating cached repository https://github.com/mmiecz/chip8-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e1a108b4c2d523484451138cea2b06efdf2fb3ef [INFO] testing mmiecz/chip8-rust against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmiecz%2Fchip8-rust" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mmiecz/chip8-rust on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mmiecz/chip8-rust [INFO] finished tweaking git repo https://github.com/mmiecz/chip8-rust [INFO] tweaked toml for git repo https://github.com/mmiecz/chip8-rust written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mmiecz/chip8-rust already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"` [INFO] [stdout] e5117cb4c9018a88028ab66a0a1869e607b8b2094a5b82ff85915f08297525ca [INFO] running `"docker" "start" "-a" "e5117cb4c9018a88028ab66a0a1869e607b8b2094a5b82ff85915f08297525ca"` [INFO] [stderr] Compiling phf_shared v0.7.20 [INFO] [stderr] Compiling serde v0.8.22 [INFO] [stderr] Compiling x11-dl v2.12.0 [INFO] [stderr] Compiling backtrace-sys v0.1.5 [INFO] [stderr] Compiling shared_library v0.1.5 [INFO] [stderr] Compiling glutin v0.7.2 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling tempfile v2.1.4 [INFO] [stderr] Compiling memmap v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.20 [INFO] [stderr] Compiling phf v0.7.20 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling phf_codegen v0.7.20 [INFO] [stderr] Compiling target_build_utils v0.1.2 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling serde_json v0.8.4 [INFO] [stderr] Compiling libloading v0.3.1 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.7.6 [INFO] [stderr] Compiling wayland-client v0.7.6 [INFO] [stderr] Compiling wayland-kbd v0.6.2 [INFO] [stderr] Compiling wayland-window v0.4.3 [INFO] [stderr] Compiling winit v0.5.7 [INFO] [stderr] Compiling glium v0.16.0 [INFO] [stderr] Compiling chip8-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `rand` is imported redundantly [INFO] [stderr] --> src/cpu.rs:423:13 [INFO] [stderr] | [INFO] [stderr] 423 | use rand; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | extern crate rand; [INFO] [stderr] | ------------------ the item `rand` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `glium::glutin::VirtualKeyCode` [INFO] [stderr] --> src/cpu.rs:446:13 [INFO] [stderr] | [INFO] [stderr] 446 | use glium::glutin::VirtualKeyCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `glium::glutin::VirtualKeyCode` [INFO] [stderr] --> src/cpu.rs:455:13 [INFO] [stderr] | [INFO] [stderr] 455 | use glium::glutin::VirtualKeyCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `glium::DisplayBuild` [INFO] [stderr] --> src/input.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use glium::DisplayBuild; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/input.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time` [INFO] [stderr] --> src/input.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::time; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `glium::glutin` [INFO] [stderr] --> src/display.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use glium::glutin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/display.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/display.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `CpuError`, `Cpu`, `DecoderError` [INFO] [stderr] --> src/main.rs:9:11 [INFO] [stderr] | [INFO] [stderr] 9 | use cpu::{Cpu, DecoderError, CpuError}; [INFO] [stderr] | ^^^ ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Event`, `VirtualKeyCode` [INFO] [stderr] --> src/main.rs:10:21 [INFO] [stderr] | [INFO] [stderr] 10 | use glium::glutin::{VirtualKeyCode, Event}; [INFO] [stderr] | ^^^^^^^^^^^^^^ ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/cpu.rs:264:9 [INFO] [stderr] | [INFO] [stderr] 264 | "cls".to_string() [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/cpu.rs:480:9 [INFO] [stderr] | [INFO] [stderr] 480 | format!("wkp {:#x}", self.regs.v[reg]) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused variable: `what` [INFO] [stderr] --> src/cpu.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | Err(what) => Err(CpuError::DecoderError) [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_what` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `placeholder_display` [INFO] [stderr] --> src/cpu.rs:262:23 [INFO] [stderr] | [INFO] [stderr] 262 | fn cls(&mut self, placeholder_display : u8 ) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_placeholder_display` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `reg` [INFO] [stderr] --> src/cpu.rs:478:37 [INFO] [stderr] | [INFO] [stderr] 478 | fn wait_for_keypress(&mut self, reg: usize) -> String { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_reg` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `title` [INFO] [stderr] --> src/display.rs:30:39 [INFO] [stderr] | [INFO] [stderr] 30 | pub fn new(dimension: (u32, u32), title: &str) -> Result { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_title` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/display.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | let mut collision = false; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `is_closing` [INFO] [stderr] --> src/input.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | is_closing : bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `InvalidDimensionError` [INFO] [stderr] --> src/display.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | InvalidDimensionError, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.chip8_rust.dw7h0649-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574" "/opt/rustwide/target/debug/deps/chip8_rust-2a7b3daa6bc58574.2a7jqhelyow448q.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libglium-ba8ac6d30b628de4.rlib" "/opt/rustwide/target/debug/deps/libglutin-a02b65fb1bb4a2c5.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-703f0474fca61836.rlib" "/opt/rustwide/target/debug/deps/libwinit-3058852129c6274c.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-c5b2b85623f963f0.rlib" "/opt/rustwide/target/debug/deps/libtempfile-8ee3131028caf85e.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-5517321e55eea3b8.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-cede2285b9315bd1.rlib" "/opt/rustwide/target/debug/deps/libmemmap-57fa69c402190855.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-56bbb4c1903ab89d.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-a715de1fd06038d0.rlib" "/opt/rustwide/target/debug/deps/libdlib-692c9726b07879b3.rlib" "/opt/rustwide/target/debug/deps/liblibloading-7f28e93831fd42b6.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8e02dfeceb8e06ce.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-0a6c3125f5fd60c8.rlib" "/opt/rustwide/target/debug/deps/libshared_library-dbfdad9f8cb83ee0.rlib" "/opt/rustwide/target/debug/deps/libfnv-037912584a162dea.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-71d1a5d541fb81c0.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-3983df930d9a7cc4.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-a7f9739d089bd8e4.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-a8cef9ab9c76a81d.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ee9c646034ef66ea.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-23e20d380365d074.rlib" "/opt/rustwide/target/debug/deps/libwinapi-bb617a79d74be5b6.rlib" "/opt/rustwide/target/debug/deps/libkernel32-1679ae7f1d789e35.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e52bcf7d8c56d52a.rlib" "/opt/rustwide/target/debug/deps/librand-89e2b1357774635f.rlib" "/opt/rustwide/target/debug/deps/liblibc-d06d8d38ae8a787a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-12ce12f1efc08aa3.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5d3cd1b3ddab72e4.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-f8222943dfd167e2.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-0cd00b2d3108cd48.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-485c05ba6ce1b438.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-63e6b1072426ba59.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-a421aff1d43911ee.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3deef8ef4fe80dff.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f65a176f0586269e.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ad46d4080f4d7e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-da6c590582bf0885.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-837ca740df32db0a.rlib" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-db27c965e824589f.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.38.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-68a4f8466685ed76.rlib" "-Wl,-Bdynamic" "-ldl" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /opt/rustwide/target/debug/deps/libbacktrace-3983df930d9a7cc4.rlib(backtrace-3983df930d9a7cc4.backtrace.sskr68kl-cgu.5.rcgu.o): In function `backtrace::symbolize::libbacktrace::init_state::{{closure}}': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:150: undefined reference to `backtrace_create_state' [INFO] [stderr] /opt/rustwide/target/debug/deps/libbacktrace-3983df930d9a7cc4.rlib(backtrace-3983df930d9a7cc4.backtrace.sskr68kl-cgu.5.rcgu.o): In function `backtrace::symbolize::libbacktrace::resolve': [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:167: undefined reference to `backtrace_pcinfo' [INFO] [stderr] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:171: undefined reference to `backtrace_syminfo' [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `chip8-rust`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e5117cb4c9018a88028ab66a0a1869e607b8b2094a5b82ff85915f08297525ca"` [INFO] running `"docker" "rm" "-f" "e5117cb4c9018a88028ab66a0a1869e607b8b2094a5b82ff85915f08297525ca"` [INFO] [stdout] e5117cb4c9018a88028ab66a0a1869e607b8b2094a5b82ff85915f08297525ca