[INFO] cloning repository https://github.com/jimblandy/ex-triangle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimblandy/ex-triangle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fex-triangle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fex-triangle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06749cb8549d41919594b1eed07f291a183d97d7
[INFO] testing jimblandy/ex-triangle against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fex-triangle" "/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/jimblandy/ex-triangle 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/jimblandy/ex-triangle
[INFO] finished tweaking git repo https://github.com/jimblandy/ex-triangle
[INFO] tweaked toml for git repo https://github.com/jimblandy/ex-triangle written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/jimblandy/ex-triangle 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-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3be301431c4c9a8ae44b9478481a6752e21aebd07aefc719d5b219123eaf21da
[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" "3be301431c4c9a8ae44b9478481a6752e21aebd07aefc719d5b219123eaf21da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3be301431c4c9a8ae44b9478481a6752e21aebd07aefc719d5b219123eaf21da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be301431c4c9a8ae44b9478481a6752e21aebd07aefc719d5b219123eaf21da", kill_on_drop: false }`
[INFO] [stdout] 3be301431c4c9a8ae44b9478481a6752e21aebd07aefc719d5b219123eaf21da
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72575892b4bee0452b3ee29f14d9491a2a6cf40c8fa32a0e9618e74009478325
[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" "72575892b4bee0452b3ee29f14d9491a2a6cf40c8fa32a0e9618e74009478325", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v0.8.21
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling glium v0.15.0
[INFO] [stderr]    Compiling x11-dl v2.12.0
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]    Compiling cgmath v0.12.0
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling memmap v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.5
[INFO] [stderr]    Compiling wayland-client v0.5.12
[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 ex-triangle v0.1.0 (/opt/rustwide/workdir)
[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/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.ex_triangle.a9wukewy-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875" "/opt/rustwide/target/debug/deps/ex_triangle-1f1a1bf27908e875.3yuxuv7arv5klnd8.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" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libcgmath-e9e1fec8f80be737.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-3128557d8ab37111.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-0012111eb3851f16.rlib" "/opt/rustwide/target/debug/deps/libapprox-20fd2956a2b5a5ef.rlib" "/opt/rustwide/target/debug/deps/libglium-7c68ee2010c994f9.rlib" "/opt/rustwide/target/debug/deps/libglutin-a10de5dc28243580.rlib" "/opt/rustwide/target/debug/deps/libwayland_window-7601f8356a2b2d44.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-ff6acecad1ecc2f5.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-0c9c49da5d7f1a1c.rlib" "/opt/rustwide/target/debug/deps/libwayland_sys-17641d48dee9e60d.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-eca5c04f5ad14ca1.rlib" "/opt/rustwide/target/debug/deps/libdlib-9f17b41113227364.rlib" "/opt/rustwide/target/debug/deps/liblibloading-c2c1593b9c15cd28.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-8ccec2104dfa6a8e.rlib" "/opt/rustwide/target/debug/deps/libbitflags-451632c3bdd53d67.rlib" "/opt/rustwide/target/debug/deps/libx11_dl-52b61f7b0984913c.rlib" "/opt/rustwide/target/debug/deps/libshared_library-5ddf2f3c3dceb63f.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-6fdf16bd3c8cc3c1.rlib" "/opt/rustwide/target/debug/deps/libbacktrace-8c2595f57e320d7a.rlib" "/opt/rustwide/target/debug/deps/libbacktrace_sys-40e6e597713e60f4.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: /opt/rustwide/target/debug/deps/libbacktrace-8c2595f57e320d7a.rlib(backtrace-8c2595f57e320d7a.backtrace.2zkz6rnl-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::init_state::{{closure}}':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:150: undefined reference to `backtrace_create_state'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libbacktrace-8c2595f57e320d7a.rlib(backtrace-8c2595f57e320d7a.backtrace.2zkz6rnl-cgu.13.rcgu.o): in function `backtrace::symbolize::libbacktrace::resolve':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:167: undefined reference to `backtrace_pcinfo'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/backtrace-0.2.3/src/symbolize/libbacktrace.rs:171: undefined reference to `backtrace_syminfo'
[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 `ex-triangle`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "72575892b4bee0452b3ee29f14d9491a2a6cf40c8fa32a0e9618e74009478325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72575892b4bee0452b3ee29f14d9491a2a6cf40c8fa32a0e9618e74009478325", kill_on_drop: false }`
[INFO] [stdout] 72575892b4bee0452b3ee29f14d9491a2a6cf40c8fa32a0e9618e74009478325