[INFO] updating cached repository https://github.com/malcx95/ascii-christmas-tree
[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] 5f0ea6bbdca595b691b66c88a3fcdefdce8d2557
[INFO] testing malcx95/ascii-christmas-tree against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malcx95/ascii-christmas-tree on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/malcx95/ascii-christmas-tree
[INFO] finished tweaking git repo https://github.com/malcx95/ascii-christmas-tree
[INFO] tweaked toml for git repo https://github.com/malcx95/ascii-christmas-tree written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/malcx95/ascii-christmas-tree already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 80d758425339004000dcc264a20ba81995eaa09084541be622fdaf7079a4a5ae
[INFO] running `"docker" "start" "-a" "80d758425339004000dcc264a20ba81995eaa09084541be622fdaf7079a4a5ae"`
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling nalgebra v0.10.1
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling phf v0.7.20
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling glium v0.15.0
[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 v0.5.11
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling wayland-window v0.2.3
[INFO] [stderr]    Compiling caca_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut file = try!(File::open(path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     try!(file.read_to_string(&mut contents));
[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/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.caca_tree.5zzn4cn3-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62" "/opt/rustwide/target/debug/deps/caca_tree-e536380cc81e6e62.7p8vtg8hvpeg0sb.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lcaca" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libnalgebra-1ba0bfd2756c46da.rlib" "/opt/rustwide/target/debug/deps/libnum-100bcbed80795a14.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-f732547f3b93c46b.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-7bbedfcc7b82eeca.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-ec99a931f484e702.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-6545af337561e069.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-8fb6afb409aee759.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-bfd91076d5db9145.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-36df04c4ffd5e9b5.rlib" "/opt/rustwide/target/debug/deps/libglium-8f785c539bd4849d.rlib" "/opt/rustwide/target/debug/deps/libglutin-6d91656703bfb088.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-7e6ab9a69703b264.rlib" "/opt/rustwide/target/debug/deps/libtempfile-170b99eefabb7c60.rlib" "/opt/rustwide/target/debug/deps/librand-496b34c14650f19a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-b04634ccf21d278a.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-f981d5456cdbce75.rlib" "/opt/rustwide/target/debug/deps/libmemmap-49f48ed3ad1e6c42.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-3e1f3f9250657987.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-79d5a953d6bfe4fd.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-653496b8da735eeb.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b65ca12c8c07c468.rlib" "/opt/rustwide/target/debug/deps/libdlib-ac46aab6dccf7a65.rlib" "/opt/rustwide/target/debug/deps/liblibloading-ae295f7e1bf4bd67.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-9f9d501e0795965b.rlib" "/opt/rustwide/target/debug/deps/libbitflags-cfca1255836e7478.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-b0318a620633edd6.rlib" "/opt/rustwide/target/debug/deps/libshared_library-cff421433755f12e.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-ae1121ef61d5370c.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-38aac53a894c7895.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-85975c5baeb57ae1.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-ab61bcfc78ca3f72.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-74a8da7eb87e7425.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-12ada7abe4f2a2f8.rlib" "/opt/rustwide/target/debug/deps/libwinapi-7e701baf38e52a01.rlib" "/opt/rustwide/target/debug/deps/libkernel32-599f52907835aafd.rlib" "/opt/rustwide/target/debug/deps/liblibc-fcb7372e6191b8d7.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e7342ac075278d29.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-db812c66f862af4c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e7871a21575d5ff7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-2f2c581bc0d759e6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-35731cabc05dc8a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-36477394541292db.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-8b706b170c1272d8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-801dbb3043ccf581.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-a32aa66ce6f72b21.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d00ea3bfb2bb6c00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d2c6ebe88c3e113c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-df74f62f6bb60621.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2170473575daeedb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1a08089bbddc4f51.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2019-09-28-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f8f562e5472ad5c3.rlib" "-Wl,-Bdynamic" "-ldl" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lcaca
[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 `caca_tree`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "80d758425339004000dcc264a20ba81995eaa09084541be622fdaf7079a4a5ae"`
[INFO] running `"docker" "rm" "-f" "80d758425339004000dcc264a20ba81995eaa09084541be622fdaf7079a4a5ae"`
[INFO] [stdout] 80d758425339004000dcc264a20ba81995eaa09084541be622fdaf7079a4a5ae