[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#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmalcx95%2Fascii-christmas-tree" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/malcx95/ascii-christmas-tree on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad0609f759debb740fa7bf54b515e28b0e8770e4517e295618f0997b379ed4d8
[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" "ad0609f759debb740fa7bf54b515e28b0e8770e4517e295618f0997b379ed4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0609f759debb740fa7bf54b515e28b0e8770e4517e295618f0997b379ed4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0609f759debb740fa7bf54b515e28b0e8770e4517e295618f0997b379ed4d8", kill_on_drop: false }`
[INFO] [stdout] ad0609f759debb740fa7bf54b515e28b0e8770e4517e295618f0997b379ed4d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c14226b6cf21f45dfcd294425aebb4dd2c46003e46988d0d262828a4ddd3d25
[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" "5c14226b6cf21f45dfcd294425aebb4dd2c46003e46988d0d262828a4ddd3d25", 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 dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[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 byteorder v0.5.3
[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 rustc_version v0.1.7
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling glium v0.15.0
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling serde_json v0.8.4
[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 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-kbd v0.3.6
[INFO] [stderr]    Compiling wayland-window v0.2.3
[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: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 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] 
[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/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.caca_tree.6q3jawv2-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473" "/opt/rustwide/target/debug/deps/caca_tree-0c040d595d5d3473.28qlrin69fi4qn2v.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lcaca" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libnalgebra-ed37505d91f89775.rlib" "/opt/rustwide/target/debug/deps/libnum-96c6269493c0e33a.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-b4ecc8a6b709ded6.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-3d82cad559fcd13d.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-554aef23afa7c0e6.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-5f0cc931517b5386.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-32be3a0603e78da5.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-0012111eb3851f16.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-3128557d8ab37111.rlib" "/opt/rustwide/target/debug/deps/libglium-5543b54ff63a1f08.rlib" "/opt/rustwide/target/debug/deps/libglutin-b951c4928daf8169.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-a5497a1b55dae0d2.rlib" "/opt/rustwide/target/debug/deps/libtempfile-565fc1404fcf330e.rlib" "/opt/rustwide/target/debug/deps/librand-c8bdcd415c984d47.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-5dda2aa30a5871e6.rlib" "/opt/rustwide/target/debug/deps/libwayland_kbd-71be2995a2e8ca6c.rlib" "/opt/rustwide/target/debug/deps/libmemmap-4dff6b3ed60d8c3b.rlib" "/opt/rustwide/target/debug/deps/libosmesa_sys-6c3bc84df3b9358d.rlib" "/opt/rustwide/target/debug/deps/libwayland_client-e29134fb354d92c6.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-34ef8632d102f69c.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-eca5c04f5ad14ca1.rlib" "/opt/rustwide/target/debug/deps/libdlib-169b6cb0acfc6182.rlib" "/opt/rustwide/target/debug/deps/liblibloading-f0ff44c1f034e5a7.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-8ccec2104dfa6a8e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-451632c3bdd53d67.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-d77949371f304468.rlib" "/opt/rustwide/target/debug/deps/libshared_library-5ddf2f3c3dceb63f.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-6fdf16bd3c8cc3c1.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-aa5dcdc1666b7b4e.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-1f7677bc0d3fb89c.rlib" "/opt/rustwide/target/debug/deps/librustc_demangle-ee935a165202afd8.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-7a719300ffe3dcc6.rlib" "/opt/rustwide/target/debug/deps/libdbghelp-f057d414ecc7ce79.rlib" "/opt/rustwide/target/debug/deps/libwinapi-27cf29b15030b890.rlib" "/opt/rustwide/target/debug/deps/libkernel32-a035d98e6f093591.rlib" "/opt/rustwide/target/debug/deps/liblibc-dc3e6eae09e8611e.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d62204b7e7e66e50.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-21256c14e4504640.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-986e7fea4474d4d2.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-91d85f45babdb06e.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-756509c31813f9a6.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5c2ef587e740c0cc.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-ad8f9371d31db1b3.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-402820fb3b4d3dd8.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-5e8e903f07dc8747.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7ab9ae5080c07187.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-c8e8d47c6bf14de2.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-5a02dbb58abd015a.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-cedc8fec61444895.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a1c96351c52bc56a.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e41c6d24baeb2249.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-62493b241881590c.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a1fd7734706d5518.rlib" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/99e3aef02079e9c10583638520cd0c134dc3a01d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1eec8756baa5bc24.rlib" "-Wl,-Bdynamic" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[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" "5c14226b6cf21f45dfcd294425aebb4dd2c46003e46988d0d262828a4ddd3d25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c14226b6cf21f45dfcd294425aebb4dd2c46003e46988d0d262828a4ddd3d25", kill_on_drop: false }`
[INFO] [stdout] 5c14226b6cf21f45dfcd294425aebb4dd2c46003e46988d0d262828a4ddd3d25