[INFO] cloning repository https://github.com/Blizarre/mountain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blizarre/mountain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlizarre%2Fmountain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlizarre%2Fmountain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91abd4634dcdd47fd24dcb6aea09cf93daf0d41b
[INFO] testing Blizarre/mountain against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlizarre%2Fmountain" "/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/Blizarre/mountain on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Blizarre/mountain
[INFO] finished tweaking git repo https://github.com/Blizarre/mountain
[INFO] tweaked toml for git repo https://github.com/Blizarre/mountain written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Blizarre/mountain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.16
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66ca0793289b54103a1c49089bf723d8c26873b3914b0f50f1ea4fd58f8de92a
[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" "66ca0793289b54103a1c49089bf723d8c26873b3914b0f50f1ea4fd58f8de92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66ca0793289b54103a1c49089bf723d8c26873b3914b0f50f1ea4fd58f8de92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ca0793289b54103a1c49089bf723d8c26873b3914b0f50f1ea4fd58f8de92a", kill_on_drop: false }`
[INFO] [stdout] 66ca0793289b54103a1c49089bf723d8c26873b3914b0f50f1ea4fd58f8de92a
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4604c289778e3fb895f2443e647e10b14467314812694bdc7abd8ed2f3f26198
[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" "4604c289778e3fb895f2443e647e10b14467314812694bdc7abd8ed2f3f26198", 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] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rgb v0.8.16
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling lodepng v2.5.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling sdl v0.3.7 (git://git@github.com/Blizarre/rust-sdl.git#1760c9e4)
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling mountain v0.1.0 (/opt/rustwide/workdir)
[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/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.main.a0mmhswp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5" "/opt/rustwide/target/debug/deps/main-1300c7d9158efad5.10sxcpjfzqj4pn3m.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lSDL" "-lasound" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmountain-a963654cce690545.rlib" "/opt/rustwide/target/debug/deps/libtoml-b5297c01b8f9b400.rlib" "/opt/rustwide/target/debug/deps/liblodepng-99b6d88cb695fe83.rlib" "/opt/rustwide/target/debug/deps/libsdl-fda04800d902318c.rlib" "/opt/rustwide/target/debug/deps/libnum-5662653a90f92f04.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-73cc1efdffe2a0ff.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-d4ecd7e265910152.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-8d307360a695af03.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-4a6143bd3bcd691c.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-fbcb274bd753bf91.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-7e3820fe1ecdfec3.rlib" "/opt/rustwide/target/debug/deps/librand-5d2e19cb24f796f8.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-35d1ab557044d5c5.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-c86e0ba3e108cdc5.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-449783e61805f843.rlib" "/opt/rustwide/target/debug/deps/librand_core-41451b8440ef30bd.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-3a9f25546bba94ba.rlib" "/opt/rustwide/target/debug/deps/liblibc-d7093660885ad222.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "/opt/rustwide/target/debug/deps/librgb-d48fcbb9bee4864b.rlib" "/opt/rustwide/target/debug/deps/libserde-b5677b2e22d661d8.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lSDL" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL
[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 `mountain`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4604c289778e3fb895f2443e647e10b14467314812694bdc7abd8ed2f3f26198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4604c289778e3fb895f2443e647e10b14467314812694bdc7abd8ed2f3f26198", kill_on_drop: false }`
[INFO] [stdout] 4604c289778e3fb895f2443e647e10b14467314812694bdc7abd8ed2f3f26198