[INFO] cloning repository https://github.com/cuiter/aicourse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cuiter/aicourse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuiter%2Faicourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuiter%2Faicourse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a76c7d0a837aa812f49a73d9887eee0273a7c4b9
[INFO] testing cuiter/aicourse against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuiter%2Faicourse" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cuiter/aicourse on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cuiter/aicourse
[INFO] finished tweaking git repo https://github.com/cuiter/aicourse
[INFO] tweaked toml for git repo https://github.com/cuiter/aicourse written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cuiter/aicourse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 07b4fcf87e7b80aae6b91db53d310196b2fd5e345f3c3cd6acc8f8a2cf19afc4
[INFO] running `Command { std: "docker" "start" "-a" "07b4fcf87e7b80aae6b91db53d310196b2fd5e345f3c3cd6acc8f8a2cf19afc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07b4fcf87e7b80aae6b91db53d310196b2fd5e345f3c3cd6acc8f8a2cf19afc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b4fcf87e7b80aae6b91db53d310196b2fd5e345f3c3cd6acc8f8a2cf19afc4", kill_on_drop: false }`
[INFO] [stdout] 07b4fcf87e7b80aae6b91db53d310196b2fd5e345f3c3cd6acc8f8a2cf19afc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] cc666c5afb08555bf8551ea207520e76797e89508b2051b7c5ea1ec790b72793
[INFO] running `Command { std: "docker" "start" "-a" "cc666c5afb08555bf8551ea207520e76797e89508b2051b7c5ea1ec790b72793", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rscam v0.5.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling aicourse v0.1.0 (/opt/rustwide/workdir/aicourse)
[INFO] [stderr]    Compiling aicourse-webcam v0.1.0 (/opt/rustwide/workdir/aicourse-webcam)
[INFO] [stderr]    Compiling aicourse-train v0.1.0 (/opt/rustwide/workdir/aicourse-train)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.aicourse_webcam.d28cc4ed-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3.532iu6mh04fm17x.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librscam-a1aef9ba1a35e020.rlib" "/opt/rustwide/target/debug/deps/libaicourse-e88f8a2573d0410d.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-5a313d2b92f9990f.rlib" "/opt/rustwide/target/debug/deps/librand-cdf1b7c1ef050c8f.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c1b63978cb50ae7f.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-a4980a5c0afc511f.rlib" "/opt/rustwide/target/debug/deps/librand_core-977e9269c4d88dba.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-152dad89e671d955.rlib" "/opt/rustwide/target/debug/deps/librayon-707931bb8420b8e2.rlib" "/opt/rustwide/target/debug/deps/librayon_core-33fb19d44ac3b280.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-96c629e1c2410ab7.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-dcfc6656820d5852.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-75ee76ab0752afb7.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-54ff2283d814f48f.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-c64b7edcd1dc2008.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-269b9265a7aba381.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-9c19d0751ed77bf7.rlib" "/opt/rustwide/target/debug/deps/libmaybe_uninit-6da8ac6dfb59ea6e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b22544e46cbb7baa.rlib" "/opt/rustwide/target/debug/deps/libeither-45a94b46bbd2de19.rlib" "/opt/rustwide/target/debug/deps/libndarray-497002b6df4acc39.rlib" "/opt/rustwide/target/debug/deps/libmatrixmultiply-444d31cf94cf7d22.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-28bc18906122059f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-fe13ea0e4c9d45e8.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ed6d77d7eefa040b.rlib" "/opt/rustwide/target/debug/deps/librawpointer-6f2190d0a178b7fa.rlib" "/opt/rustwide/target/debug/deps/libsdl2-ea1289acaac75194.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-c84381439f2be35c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-c6d9dc90f7379932.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib" "/opt/rustwide/target/debug/deps/liblibc-c72c8051db0146c9.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lv4l2" "-lSDL2" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/aicourse_webcam-288e1eb0c0a7d7f3" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aicourse-webcam` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cc666c5afb08555bf8551ea207520e76797e89508b2051b7c5ea1ec790b72793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc666c5afb08555bf8551ea207520e76797e89508b2051b7c5ea1ec790b72793", kill_on_drop: false }`
[INFO] [stdout] cc666c5afb08555bf8551ea207520e76797e89508b2051b7c5ea1ec790b72793