[INFO] cloning repository https://github.com/mgsloan/treadcam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgsloan/treadcam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgsloan%2Ftreadcam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgsloan%2Ftreadcam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7394173dbc9e81874d897e2e382f0ea38784b20
[INFO] testing mgsloan/treadcam against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgsloan%2Ftreadcam" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgsloan/treadcam on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgsloan/treadcam
[INFO] finished tweaking git repo https://github.com/mgsloan/treadcam
[INFO] tweaked toml for git repo https://github.com/mgsloan/treadcam written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mgsloan/treadcam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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 gif v0.9.2
[INFO] [stderr]   Downloaded inflate v0.3.4
[INFO] [stderr]   Downloaded png v0.11.0
[INFO] [stderr]   Downloaded image v0.17.0
[INFO] [stderr]   Downloaded rustfft v2.0.0
[INFO] [stderr]   Downloaded goertzel v0.2.0
[INFO] [stderr]   Downloaded rscam v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16a894320500c438a6950437517dc885e4839c524858bd75a9480237a9109719
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "16a894320500c438a6950437517dc885e4839c524858bd75a9480237a9109719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16a894320500c438a6950437517dc885e4839c524858bd75a9480237a9109719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a894320500c438a6950437517dc885e4839c524858bd75a9480237a9109719", kill_on_drop: false }`
[INFO] [stdout] 16a894320500c438a6950437517dc885e4839c524858bd75a9480237a9109719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db2a4c43df5b68d02f9a837ad87dae817491bd1f7db9557f423d8057ef85efe1
[INFO] running `Command { std: "docker" "start" "-a" "db2a4c43df5b68d02f9a837ad87dae817491bd1f7db9557f423d8057ef85efe1", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling goertzel v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rscam v0.5.4
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling rayon v1.0.1
[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 serde_derive v1.0.66
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling serde_json v1.0.20
[INFO] [stderr]    Compiling treadcam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rustfft::FFTplanner`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use rustfft::FFTplanner;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rustfft::num_complex::Complex`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rustfft::num_complex::Complex;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/main.rs:161:13
[INFO] [stdout]     |
[INFO] [stdout] 161 |         for x in 0..(img.width() - 1) {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut input_bytes = fs::read("data/walking/out.json").unwrap();
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut img = image::ImageBuffer::from_fn(img0.width(), img0.height(), |x, y| img0[(x, y)]);
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `old_main`
[INFO] [stdout]   --> src/main.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn old_main() {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |     out_img.save("out.jpg");
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     file.write_all(serde_json::to_string(&data).unwrap().as_bytes());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.treadcam.47aspg3r-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079" "/opt/rustwide/target/debug/deps/treadcam-673a45e160665079.3oayynqc5ddihuyu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libgoertzel-e935ba814fb516b3.rlib" "/opt/rustwide/target/debug/deps/librustfft-57711cd2c0eec495.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-bf4e5585e5bf8e29.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-3a45b7a0cb68c0b0.rlib" "/opt/rustwide/target/debug/deps/libserde_json-1a8577f395da8008.rlib" "/opt/rustwide/target/debug/deps/libitoa-dfa3c2bb183f0aa3.rlib" "/opt/rustwide/target/debug/deps/libdtoa-8ed80389c0cd1c8b.rlib" "/opt/rustwide/target/debug/deps/libserde-f87716a1fdd3ba50.rlib" "/opt/rustwide/target/debug/deps/libimage-668550c984711792.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-828b0d4cf8a2c77a.rlib" "/opt/rustwide/target/debug/deps/libgif-ba3cf37c55239937.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-8d82edba8aab80d8.rlib" "/opt/rustwide/target/debug/deps/liblzw-c1eedea7c77109bb.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-f0fb951e3f23a086.rlib" "/opt/rustwide/target/debug/deps/librayon-17a9dbd88252455c.rlib" "/opt/rustwide/target/debug/deps/libeither-11e356e6ef4f96d4.rlib" "/opt/rustwide/target/debug/deps/librayon_core-67a1b4a5260f543d.rlib" "/opt/rustwide/target/debug/deps/librand-427c233cb7435431.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-10332a497837d6ca.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-99694a3847e62fd0.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-d44aaee4171da3a1.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-29af9674b0993fe8.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-2cfd87a3e903b273.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-144a438a95d3201f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-4bc60a226de3188f.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-2bfa37e8222da20c.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-d5d5f47c25e516a2.rlib" "/opt/rustwide/target/debug/deps/libnodrop-51507653c19a43d4.rlib" "/opt/rustwide/target/debug/deps/libpng-6bedf1b4dad9d901.rlib" "/opt/rustwide/target/debug/deps/libdeflate-e7e28b6527bfaf23.rlib" "/opt/rustwide/target/debug/deps/libinflate-52a0299eef385538.rlib" "/opt/rustwide/target/debug/deps/libadler32-dc6ead6984b6171e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-dff0762a888cf5ce.rlib" "/opt/rustwide/target/debug/deps/libenum_primitive-25a2f1cd85e80080.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-408ff04b5da7e17f.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-9353f1dcb95597b1.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-0c2e74e2e0c1c80f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-5c9a647c94a85acc.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-de524757f634398a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-27d4dffabb8bf830.rlib" "/opt/rustwide/target/debug/deps/librscam-0dd0e23052ca8737.rlib" "/opt/rustwide/target/debug/deps/liblibc-4f620a0af78a88ba.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-21256c14e4504640.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-986e7fea4474d4d2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-91d85f45babdb06e.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-756509c31813f9a6.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5c2ef587e740c0cc.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-ad8f9371d31db1b3.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-402820fb3b4d3dd8.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-5e8e903f07dc8747.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7ab9ae5080c07187.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-c8e8d47c6bf14de2.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5a02dbb58abd015a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-cedc8fec61444895.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1c96351c52bc56a.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e41c6d24baeb2249.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-62493b241881590c.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a1fd7734706d5518.rlib" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1eec8756baa5bc24.rlib" "-Wl,-Bdynamic" "-lv4l2" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lv4l2
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `treadcam`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "db2a4c43df5b68d02f9a837ad87dae817491bd1f7db9557f423d8057ef85efe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db2a4c43df5b68d02f9a837ad87dae817491bd1f7db9557f423d8057ef85efe1", kill_on_drop: false }`
[INFO] [stdout] db2a4c43df5b68d02f9a837ad87dae817491bd1f7db9557f423d8057ef85efe1