[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 try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malcx95/ascii-christmas-tree on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 2f0a067fdbd10158e59bf6a914a80d27787d7eb8fdce1962e7cd8509b288b81c
[INFO] running `Command { std: "docker" "start" "-a" "2f0a067fdbd10158e59bf6a914a80d27787d7eb8fdce1962e7cd8509b288b81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f0a067fdbd10158e59bf6a914a80d27787d7eb8fdce1962e7cd8509b288b81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0a067fdbd10158e59bf6a914a80d27787d7eb8fdce1962e7cd8509b288b81c", kill_on_drop: false }`
[INFO] [stdout] 2f0a067fdbd10158e59bf6a914a80d27787d7eb8fdce1962e7cd8509b288b81c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 396a8f26066f9da2398945dce40818881c826c5722df7f74914c42a47ed810b1
[INFO] running `Command { std: "docker" "start" "-a" "396a8f26066f9da2398945dce40818881c826c5722df7f74914c42a47ed810b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling phf_shared v0.7.20
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling gcc v0.3.40
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling smallvec v0.1.8
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling phf v0.7.20
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[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 num-bigint v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling nalgebra v0.10.1
[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: use of deprecated item '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]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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] 
[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] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.caca_tree.9ivw8afj-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938" "/opt/rustwide/target/debug/deps/caca_tree-cf2b3668ca467938.584cil88vxcq6efg.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lcaca" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libnalgebra-fb0690e1bd8c5861.rlib" "/opt/rustwide/target/debug/deps/libnum-2eda72689013cec8.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-b15bc796cffe142f.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-b5418e78c1a9c6a5.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-718774809f31a6bc.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-8784b4afc7ba40b3.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-bee230a46db2c335.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7c94a04b463c09ee.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-c0c1e4124f49b90a.rlib" "/opt/rustwide/target/debug/deps/libglium-c5840e6b86fa6e1f.rlib" "/opt/rustwide/target/debug/deps/libglutin-7ff619c72974d8ba.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-7ec9d2a755676c6c.rlib" "/opt/rustwide/target/debug/deps/libtempfile-b7cde28c0b9233a5.rlib" "/opt/rustwide/target/debug/deps/librand-ca2fe62d4c7e4a59.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-2fb7a919978a4405.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-f069e8f12680d013.rlib" "/opt/rustwide/target/debug/deps/libmemmap-6bb9e16e950e9de5.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-e3be39c3dff3ae22.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-0c8c635b1c50c16f.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-26cd66357ee43b61.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-091fe8fb328d4e86.rlib" "/opt/rustwide/target/debug/deps/libdlib-aa2727ad4482eb23.rlib" "/opt/rustwide/target/debug/deps/liblibloading-078ba3019fa25753.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-828789d4961107e8.rlib" "/opt/rustwide/target/debug/deps/libbitflags-d2ad12c0bdfd14cf.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-ef472d8f4ca0d46d.rlib" "/opt/rustwide/target/debug/deps/libshared_library-390c5b2ced394b52.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-a96edc57927f06f7.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-585f552f4489253f.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-cff65df7c21af513.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-4b52f0c0ec6272f6.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-03a1101579ae234e.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-8125723676ab7d1d.rlib" "/opt/rustwide/target/debug/deps/libwinapi-f315fac9f78c00fb.rlib" "/opt/rustwide/target/debug/deps/libkernel32-357e0cd2dff55d80.rlib" "/opt/rustwide/target/debug/deps/liblibc-c93b7898e1e80e10.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-53fb8e8621861752.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-ldl" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[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`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "396a8f26066f9da2398945dce40818881c826c5722df7f74914c42a47ed810b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396a8f26066f9da2398945dce40818881c826c5722df7f74914c42a47ed810b1", kill_on_drop: false }`
[INFO] [stdout] 396a8f26066f9da2398945dce40818881c826c5722df7f74914c42a47ed810b1