[INFO] cloning repository mgsloan/treadcam [INFO] running `"git" "clone" "--bare" "git://github.com/mgsloan/treadcam.git" "work/cache/sources/gh/mgsloan/treadcam"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mgsloan/treadcam'... [INFO] running `"git" "clone" "work/cache/sources/gh/mgsloan/treadcam" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mgsloan/treadcam"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mgsloan/treadcam'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mgsloan/treadcam" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mgsloan/treadcam"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mgsloan/treadcam'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a7394173dbc9e81874d897e2e382f0ea38784b20 [INFO] sha for GitHub repo mgsloan/treadcam: a7394173dbc9e81874d897e2e382f0ea38784b20 [INFO] validating manifest of mgsloan/treadcam on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mgsloan/treadcam on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mgsloan/treadcam [INFO] finished frobbing mgsloan/treadcam [INFO] frobbed toml for mgsloan/treadcam written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/mgsloan/treadcam/Cargo.toml [INFO] started frobbing mgsloan/treadcam [INFO] finished frobbing mgsloan/treadcam [INFO] frobbed toml for mgsloan/treadcam written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mgsloan/treadcam/Cargo.toml [INFO] crate mgsloan/treadcam already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded goertzel v0.2.0 [INFO] [stderr] Downloaded rustfft v2.0.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing mgsloan/treadcam against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/mgsloan/treadcam:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 5733b23ee5650f6fd5c9782abd8d1725c09b480b9f932ecdeb669ec67baac399 [INFO] running `"docker" "start" "-a" "5733b23ee5650f6fd5c9782abd8d1725c09b480b9f932ecdeb669ec67baac399"` [INFO] [stderr] Compiling goertzel v0.2.0 [INFO] [stderr] Compiling rscam v0.5.4 [INFO] [stderr] Compiling rustfft v2.0.0 [INFO] [stderr] Compiling png v0.11.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling image v0.17.0 [INFO] [stderr] Compiling treadcam v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `rustfft::FFTplanner` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use rustfft::FFTplanner; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `rustfft::num_complex::Complex` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use rustfft::num_complex::Complex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:161:13 [INFO] [stderr] | [INFO] [stderr] 161 | for x in 0..(img.width() - 1) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let mut input_bytes = fs::read("data/walking/out.json").unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut img = image::ImageBuffer::from_fn(img0.width(), img0.height(), |x, y| img0[(x, y)]); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `old_main` [INFO] [stderr] --> src/main.rs:81:1 [INFO] [stderr] | [INFO] [stderr] 81 | fn old_main() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:178:5 [INFO] [stderr] | [INFO] [stderr] 178 | out_img.save("out.jpg"); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | file.write_all(serde_json::to_string(&data).unwrap().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [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/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.treadcam.bl6d4g3b-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733" "/opt/crater/target/debug/deps/treadcam-33774a258d52d733.ut93mudgj2ce71y.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libgoertzel-68fd33e39a012f1d.rlib" "/opt/crater/target/debug/deps/librustfft-2f9f934876cdd783.rlib" "/opt/crater/target/debug/deps/libnum_complex-980cccd2f7f81772.rlib" "/opt/crater/target/debug/deps/librustc_serialize-8a040fe30a914780.rlib" "/opt/crater/target/debug/deps/libserde_json-a5a63612f8dbd177.rlib" "/opt/crater/target/debug/deps/libitoa-3766254766e1240a.rlib" "/opt/crater/target/debug/deps/libdtoa-de3ffc38d8f50bbc.rlib" "/opt/crater/target/debug/deps/libserde-f98a8eecefc05101.rlib" "/opt/crater/target/debug/deps/libimage-b5295d1f41b2f811.rlib" "/opt/crater/target/debug/deps/libscoped_threadpool-7e9a3c00e36f20a2.rlib" "/opt/crater/target/debug/deps/libgif-980a739fc266824f.rlib" "/opt/crater/target/debug/deps/libcolor_quant-93ce2a3e06d3b0ef.rlib" "/opt/crater/target/debug/deps/liblzw-d72769a44ab4462c.rlib" "/opt/crater/target/debug/deps/libjpeg_decoder-b6f7c445d511a233.rlib" "/opt/crater/target/debug/deps/librayon-9af9c721a5239d72.rlib" "/opt/crater/target/debug/deps/libeither-b68bb55a3fac5c91.rlib" "/opt/crater/target/debug/deps/librayon_core-7ab8d476c980a5ed.rlib" "/opt/crater/target/debug/deps/librand-27406cdc7a9b7ab7.rlib" "/opt/crater/target/debug/deps/libnum_cpus-8c518a086db5abc9.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-c24b491111d9874b.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-57ecd629f4331089.rlib" "/opt/crater/target/debug/deps/libscopeguard-4f938876ba0f86be.rlib" "/opt/crater/target/debug/deps/libmemoffset-07fb8d6dd7a47f76.rlib" "/opt/crater/target/debug/deps/liblazy_static-3a55da55879135cf.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-73fc6336c9d09ffe.rlib" "/opt/crater/target/debug/deps/libcfg_if-767aac4d640522ca.rlib" "/opt/crater/target/debug/deps/libarrayvec-994bac955a156a3b.rlib" "/opt/crater/target/debug/deps/libnodrop-781286d5a777d320.rlib" "/opt/crater/target/debug/deps/libpng-ba4efe0ff1f54ecb.rlib" "/opt/crater/target/debug/deps/libdeflate-6f8c9deaaff9ac48.rlib" "/opt/crater/target/debug/deps/libinflate-aa80a42094734baa.rlib" "/opt/crater/target/debug/deps/libadler32-bc9b602e854b1248.rlib" "/opt/crater/target/debug/deps/libbitflags-bcb73d2319589adf.rlib" "/opt/crater/target/debug/deps/libenum_primitive-8c94e0ca557720f5.rlib" "/opt/crater/target/debug/deps/libnum_traits-ea806cc854544677.rlib" "/opt/crater/target/debug/deps/libnum_rational-8ed16eb21062de14.rlib" "/opt/crater/target/debug/deps/libnum_iter-0223e432d98d3a4c.rlib" "/opt/crater/target/debug/deps/libnum_integer-8abbf293d7f234e1.rlib" "/opt/crater/target/debug/deps/libnum_traits-bad4cc9ce5825b28.rlib" "/opt/crater/target/debug/deps/libbyteorder-f48a673aa18ba61b.rlib" "/opt/crater/target/debug/deps/librscam-e18db8f56ad90352.rlib" "/opt/crater/target/debug/deps/liblibc-eeaf4797aff7ef5f.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-196d0eff8e603c0a.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1c597f5941591e04.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-a20af2d3380aa511.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-f989f9e071798586.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-52fb60b932b5ef90.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-90a3fdc679697856.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-06d10270cfa51644.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8abb913fca550f79.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-31fd2baab47b156c.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0862cc65189bd4af.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8010b8629f5aa3e5.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2d032fe7d4e1e163.rlib" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-622fdce0dc084cba.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/e212b7d492c96d3837691ba29d32d5f468933fb8-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a17fdd0a687135a8.rlib" "-Wl,-Bdynamic" "-lv4l2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lv4l2 [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 `treadcam`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5733b23ee5650f6fd5c9782abd8d1725c09b480b9f932ecdeb669ec67baac399"` [INFO] running `"docker" "rm" "-f" "5733b23ee5650f6fd5c9782abd8d1725c09b480b9f932ecdeb669ec67baac399"` [INFO] [stdout] 5733b23ee5650f6fd5c9782abd8d1725c09b480b9f932ecdeb669ec67baac399