[INFO] cloning repository https://github.com/malcx95/ascii-christmas-tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/malcx95/ascii-christmas-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5f0ea6bbdca595b691b66c88a3fcdefdce8d2557
[INFO] testing malcx95/ascii-christmas-tree against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree" "/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/malcx95/ascii-christmas-tree on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-6/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] e0e82bcfd016d0573e9dc821aa051165eb9645e1f618ed0b6d69924f36f0c4a9
[INFO] running `Command { std: "docker" "start" "-a" "e0e82bcfd016d0573e9dc821aa051165eb9645e1f618ed0b6d69924f36f0c4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0e82bcfd016d0573e9dc821aa051165eb9645e1f618ed0b6d69924f36f0c4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0e82bcfd016d0573e9dc821aa051165eb9645e1f618ed0b6d69924f36f0c4a9", kill_on_drop: false }`
[INFO] [stdout] e0e82bcfd016d0573e9dc821aa051165eb9645e1f618ed0b6d69924f36f0c4a9
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 1cc5df190256bc4e5b9dbe8954aeca3b3c366bc2e4d34c1ecc951134efd6b624
[INFO] running `Command { std: "docker" "start" "-a" "1cc5df190256bc4e5b9dbe8954aeca3b3c366bc2e4d34c1ecc951134efd6b624", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling nalgebra v0.10.1
[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-window v0.2.3
[INFO] [stderr]    Compiling wayland-kbd v0.3.6
[INFO] [stderr]    Compiling caca_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/main.rs:43:26
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn init_caca() -> Result<(*mut libcaca_ffi::caca_display_t), String> {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     try!(file.read_to_string(&mut contents));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:56:20
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let mut file = try!(File::open(path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.caca_tree.fdab113b-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1.skln6g1wwt063lb.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lcaca" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libnalgebra-29f471131a1f4a08.rlib" "/opt/rustwide/target/debug/deps/libnum-699685f9de534e96.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-f5a6a5ccb9a35757.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-7ed83697a7e361dd.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-e7440b17acc5d9e9.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-fb5d95ae62d75f3f.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-02dbaa4126695595.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7ad53993be2f3577.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-7d954fdcdeae440c.rlib" "/opt/rustwide/target/debug/deps/libglium-349db6552c0b8e0c.rlib" "/opt/rustwide/target/debug/deps/libglutin-ec2df60ed485303c.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-c5e39065bcf51bae.rlib" "/opt/rustwide/target/debug/deps/libtempfile-b772388d10f75e8a.rlib" "/opt/rustwide/target/debug/deps/librand-5c3cfb25d89222c8.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-1831721e8a68023c.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-d3e9b11bdfbc443a.rlib" "/opt/rustwide/target/debug/deps/libmemmap-930bdc6c22f5fd60.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-08fbe2d8c3fb84ae.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-a9df1910154e4f49.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-eabaf3feff4c5e1d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-459da1343fe0e872.rlib" "/opt/rustwide/target/debug/deps/libdlib-19af6a065c4f0086.rlib" "/opt/rustwide/target/debug/deps/liblibloading-7b101f42c353c86d.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-180e5efc8f38a49f.rlib" "/opt/rustwide/target/debug/deps/libbitflags-80053f417b3b3269.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-033a3220991f002f.rlib" "/opt/rustwide/target/debug/deps/libshared_library-7787fefd61103b03.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-ef315dbf249d7311.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-382974ca9f36ab28.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-145f8fa31d3f989c.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-b6b68660676f275d.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3562bf65d9243e05.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-f8afcf81f7518078.rlib" "/opt/rustwide/target/debug/deps/libwinapi-752b8c6fa8b80860.rlib" "/opt/rustwide/target/debug/deps/libkernel32-eb9071fb75aa08cb.rlib" "/opt/rustwide/target/debug/deps/liblibc-c98f1c265f8668d0.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-f7399d2cd8e24511.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9c44f1fe63de3edb.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5dfdbb680ac299a1.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-353beaf877db2fdf.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-cd4abd33332d2d3f.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-3b908b5b50ddd80c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9cafd3521b5532d3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-7b0935832903a9ac.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-8a349b13d67c76e3.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-9d41e7cb09eafd8e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-095194fedb4c0ec4.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-968cf83f088269ec.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e63bbb95a6beff5c.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-9f216e67c2916fa5.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-4688b763605c6a0e.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a9b2dc3244289321.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-003d83a588984e1f.rlib" "-Wl,-Bdynamic" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/b70888601af92f6cdc0364abab3446e418b91d36/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/caca_tree-e22ff1b7934448d1" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lcaca
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `caca_tree` due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1cc5df190256bc4e5b9dbe8954aeca3b3c366bc2e4d34c1ecc951134efd6b624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc5df190256bc4e5b9dbe8954aeca3b3c366bc2e4d34c1ecc951134efd6b624", kill_on_drop: false }`
[INFO] [stdout] 1cc5df190256bc4e5b9dbe8954aeca3b3c366bc2e4d34c1ecc951134efd6b624