[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 master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] ab60418322730063f7a65e4e07b0585970168856b5ce2c73ad955849db99d985 [INFO] running `"docker" "start" "-a" "ab60418322730063f7a65e4e07b0585970168856b5ce2c73ad955849db99d985"` [INFO] [stderr] Compiling goertzel v0.2.0 [INFO] [stderr] Compiling enum_primitive v0.1.1 [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/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.treadcam.1u3hn1m3-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5" "/opt/crater/target/debug/deps/treadcam-5e19bb2b6bcc43c5.24qfakrz1dgx3xih.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libgoertzel-ab6560bcde970073.rlib" "/opt/crater/target/debug/deps/librustfft-5f653feb91e7ce5f.rlib" "/opt/crater/target/debug/deps/libnum_complex-686325285f3e2716.rlib" "/opt/crater/target/debug/deps/librustc_serialize-ec5d6f68ad470a46.rlib" "/opt/crater/target/debug/deps/libserde_json-f57847b9012e20f0.rlib" "/opt/crater/target/debug/deps/libitoa-11eb80519fb64485.rlib" "/opt/crater/target/debug/deps/libdtoa-9d21a895c0bca3cf.rlib" "/opt/crater/target/debug/deps/libserde-8cec30af7f39fc6a.rlib" "/opt/crater/target/debug/deps/libimage-0d442015225d7970.rlib" "/opt/crater/target/debug/deps/libscoped_threadpool-ae35d13e08b6a475.rlib" "/opt/crater/target/debug/deps/libgif-f711e3eabbf4bc37.rlib" "/opt/crater/target/debug/deps/libcolor_quant-bf06d649845d33c7.rlib" "/opt/crater/target/debug/deps/liblzw-e0f7a025bb73dab0.rlib" "/opt/crater/target/debug/deps/libjpeg_decoder-77259cb3fe21e3a9.rlib" "/opt/crater/target/debug/deps/librayon-18dd94d3a02e1b40.rlib" "/opt/crater/target/debug/deps/libeither-384a7380e14c7ec2.rlib" "/opt/crater/target/debug/deps/librayon_core-7a9a9f17856e0215.rlib" "/opt/crater/target/debug/deps/librand-f0404edd3d56f4a2.rlib" "/opt/crater/target/debug/deps/libnum_cpus-7c9e4a0b3e0c3726.rlib" "/opt/crater/target/debug/deps/libcrossbeam_deque-1f21672de56be07e.rlib" "/opt/crater/target/debug/deps/libcrossbeam_epoch-469d2ef7418ac67d.rlib" "/opt/crater/target/debug/deps/libscopeguard-fd1b9799252ebb40.rlib" "/opt/crater/target/debug/deps/libmemoffset-ded7f655f2feb8c2.rlib" "/opt/crater/target/debug/deps/liblazy_static-cfe458c01f692b66.rlib" "/opt/crater/target/debug/deps/libcrossbeam_utils-a2dce21d1b9bfb5b.rlib" "/opt/crater/target/debug/deps/libcfg_if-70197bea29e739d6.rlib" "/opt/crater/target/debug/deps/libarrayvec-6bb821fad45a9a62.rlib" "/opt/crater/target/debug/deps/libnodrop-3771d58b37f0abeb.rlib" "/opt/crater/target/debug/deps/libpng-046de914af01cfe4.rlib" "/opt/crater/target/debug/deps/libdeflate-462bf36d00fefb9b.rlib" "/opt/crater/target/debug/deps/libinflate-f8c3ba671baf4850.rlib" "/opt/crater/target/debug/deps/libadler32-ef04407fdf070761.rlib" "/opt/crater/target/debug/deps/libbitflags-028736f954e18283.rlib" "/opt/crater/target/debug/deps/libenum_primitive-8dde5a80500bbb15.rlib" "/opt/crater/target/debug/deps/libnum_traits-730a6a3054ecefd3.rlib" "/opt/crater/target/debug/deps/libnum_rational-04db65256685a304.rlib" "/opt/crater/target/debug/deps/libnum_iter-fcaa488d7f147917.rlib" "/opt/crater/target/debug/deps/libnum_integer-f4409eaac712665a.rlib" "/opt/crater/target/debug/deps/libnum_traits-4d97ae7cbe96da54.rlib" "/opt/crater/target/debug/deps/libbyteorder-430ed32450f87a3c.rlib" "/opt/crater/target/debug/deps/librscam-d3760a83cb73ddcc.rlib" "/opt/crater/target/debug/deps/liblibc-1ef712b8333b4e50.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5eb7072357e3f704.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-be57a0a20ef83edc.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-53ea5c4d1e8787c5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-90a03fea645d1ca0.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-d0be8ec5eb12a622.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-c9bd1ed65ad5f9b5.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-232a620458cbc142.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-378c2daa95643520.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b1ad0e3b0cafff9a.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bd92551ef79ec0f7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-6f92150ede6dcf89.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5d5836de4a922af7.rlib" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0bd990bd23dec0da.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/c8865d8e195813ade6b84434ac9f8850e7112d1a-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5a50a9afbc6d167.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" "ab60418322730063f7a65e4e07b0585970168856b5ce2c73ad955849db99d985"` [INFO] running `"docker" "rm" "-f" "ab60418322730063f7a65e4e07b0585970168856b5ce2c73ad955849db99d985"` [INFO] [stdout] ab60418322730063f7a65e4e07b0585970168856b5ce2c73ad955849db99d985