[INFO] cloning repository https://github.com/yggie/embedding-lua-in-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yggie/embedding-lua-in-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyggie%2Fembedding-lua-in-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyggie%2Fembedding-lua-in-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a60a68ea5c348965e2ee172fe49ec6a357996cc
[INFO] testing yggie/embedding-lua-in-Rust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyggie%2Fembedding-lua-in-Rust" "/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/yggie/embedding-lua-in-Rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yggie/embedding-lua-in-Rust
[INFO] finished tweaking git repo https://github.com/yggie/embedding-lua-in-Rust
[INFO] tweaked toml for git repo https://github.com/yggie/embedding-lua-in-Rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/yggie/embedding-lua-in-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a79055570741768a661e098e5250b36cb8c7863546a6fcdefc420ec4e7573de
[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" "9a79055570741768a661e098e5250b36cb8c7863546a6fcdefc420ec4e7573de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a79055570741768a661e098e5250b36cb8c7863546a6fcdefc420ec4e7573de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a79055570741768a661e098e5250b36cb8c7863546a6fcdefc420ec4e7573de", kill_on_drop: false }`
[INFO] [stdout] 9a79055570741768a661e098e5250b36cb8c7863546a6fcdefc420ec4e7573de
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1497d7ffc238e1c125eae9fc45c281b089847a6a70d0706638e9daae047f1712
[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" "1497d7ffc238e1c125eae9fc45c281b089847a6a70d0706638e9daae047f1712", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedding-lua-in-Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `embedding_lua_in_Rust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `embedding_lua_in_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn luaL_newstate() -> LuaState;
[INFO] [stdout]    |                           ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn luaL_openlibs(state: LuaState);
[INFO] [stdout]    |                             ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn luaL_loadstring(state: LuaState, string: *const c_char) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:20:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn lua_close(state: LuaState);
[INFO] [stdout]    |                         ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn lua_setglobal(state: LuaState, name: *const c_char);
[INFO] [stdout]    |                             ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn lua_pushstring(state: LuaState, string: *const c_char) -> *const c_char;
[INFO] [stdout]    |                              ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn lua_tolstring(state: LuaState, stack_index: c_int, string_length: *const size_t) -> *const c_char;
[INFO] [stdout]    |                             ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:27:26
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn lua_pcallk(state: LuaState, num_args: c_int, num_results: c_int, msg_handler: c_int, context: c_int, k: c_int) -> c_int;
[INFO] [stdout]    |                          ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `lua_State`, which is not FFI-safe
[INFO] [stdout]   --> src/main.rs:28:26
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn lua_settop(state: LuaState, stack_index: c_int);
[INFO] [stdout]    |                          ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a member to this struct
[INFO] [stdout]    = note: this struct has no fields
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct lua_State;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[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-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.embedding_lua_in_Rust.1i8yxnc3-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d" "/opt/rustwide/target/debug/deps/embedding_lua_in_Rust-0e58d4ee47124b5d.4cavs26lh15mml8m.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-llua" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-1da13201d615d981.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -llua
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedding-lua-in-Rust`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1497d7ffc238e1c125eae9fc45c281b089847a6a70d0706638e9daae047f1712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1497d7ffc238e1c125eae9fc45c281b089847a6a70d0706638e9daae047f1712", kill_on_drop: false }`
[INFO] [stdout] 1497d7ffc238e1c125eae9fc45c281b089847a6a70d0706638e9daae047f1712