[INFO] cloning repository https://github.com/whitf/cavegen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whitf/cavegen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitf%2Fcavegen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitf%2Fcavegen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13e4fc6cd6fffd90b1fe428ba85cb91ff68cd8c7
[INFO] testing whitf/cavegen against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitf%2Fcavegen" "/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/whitf/cavegen on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whitf/cavegen
[INFO] finished tweaking git repo https://github.com/whitf/cavegen
[INFO] tweaked toml for git repo https://github.com/whitf/cavegen written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/whitf/cavegen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusqlite v0.23.1
[INFO] [stderr]   Downloaded rand_derive v0.5.0
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51d12b1d245387734280c8e3abb555e217c58cafdbe9dcc36f7211e8431c3062
[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" "51d12b1d245387734280c8e3abb555e217c58cafdbe9dcc36f7211e8431c3062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d12b1d245387734280c8e3abb555e217c58cafdbe9dcc36f7211e8431c3062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d12b1d245387734280c8e3abb555e217c58cafdbe9dcc36f7211e8431c3062", kill_on_drop: false }`
[INFO] [stdout] 51d12b1d245387734280c8e3abb555e217c58cafdbe9dcc36f7211e8431c3062
[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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc6660493c9ebf31a3eb70841a514d0a399b16a80ae80dcfd2862a519789c336
[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" "dc6660493c9ebf31a3eb70841a514d0a399b16a80ae80dcfd2862a519789c336", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling sdl2 v0.34.1
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_derive v0.5.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rusqlite v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling table v0.4.0
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling cavegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/cave/event.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::Serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.cavegen.2glvbu9d-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a" "/opt/rustwide/target/debug/deps/cavegen-552d883c9ec0c20a.1587m11splchrf0d.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtoml-1926ddab81d18377.rlib" "/opt/rustwide/target/debug/deps/librusqlite-e5fd049aeb276e7e.rlib" "/opt/rustwide/target/debug/deps/libtime-a44672fcec4c5552.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-ae1737ad36ff461e.rlib" "/opt/rustwide/target/debug/deps/libfallible_streaming_iterator-513cab610f6c3280.rlib" "/opt/rustwide/target/debug/deps/libfallible_iterator-0dad7d3f925887e2.rlib" "/opt/rustwide/target/debug/deps/liblru_cache-c4f97c5a9f39268c.rlib" "/opt/rustwide/target/debug/deps/liblinked_hash_map-7a06d32fee8e4d25.rlib" "/opt/rustwide/target/debug/deps/liblibsqlite3_sys-7e8d6f5b54b386a5.rlib" "/opt/rustwide/target/debug/deps/libuuid-869aec779544d767.rlib" "/opt/rustwide/target/debug/deps/librand-87c76f7a3609a5dc.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-be81653222394f33.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-18d7340ed46b1486.rlib" "/opt/rustwide/target/debug/deps/librand_core-5b026bc12e7091ae.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-2d36d6b46c42eb5c.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-3bb9a546b52233f2.rlib" "/opt/rustwide/target/debug/deps/libserde-bd087258cfbd1bf5.rlib" "/opt/rustwide/target/debug/deps/libsdl2-a7d0b1a9eb959ce4.rlib" "/opt/rustwide/target/debug/deps/libc_vec-dd3cc4369115b55b.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-e5269d5e962782a0.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/libclap-132b9583bec4c87d.rlib" "/opt/rustwide/target/debug/deps/libvec_map-9c64949c2f867b0b.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-d1be45a68445f076.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-ccf5129a40d9887d.rlib" "/opt/rustwide/target/debug/deps/libstrsim-794cc78f848fe7af.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/libatty-f23d809a820ece96.rlib" "/opt/rustwide/target/debug/deps/liblibc-b81290768ea6ee12.rlib" "/opt/rustwide/target/debug/deps/libansi_term-4b9c56ff58f1d4f8.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lsqlite3" "-lSDL2" "-lSDL2_mixer" "-lSDL2_image" "-lSDL2_ttf" "-lSDL2_gfx" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_mixer
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cavegen`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dc6660493c9ebf31a3eb70841a514d0a399b16a80ae80dcfd2862a519789c336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6660493c9ebf31a3eb70841a514d0a399b16a80ae80dcfd2862a519789c336", kill_on_drop: false }`
[INFO] [stdout] dc6660493c9ebf31a3eb70841a514d0a399b16a80ae80dcfd2862a519789c336