[INFO] cloning repository https://github.com/WeirdConstructor/wctr-commander
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WeirdConstructor/wctr-commander" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fwctr-commander", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fwctr-commander'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2445b4b8147eeb3118c29360f25ac4666cbbd571
[INFO] testing WeirdConstructor/wctr-commander 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%2FWeirdConstructor%2Fwctr-commander" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WeirdConstructor/wctr-commander 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/WeirdConstructor/wctr-commander
[INFO] removed path dependency wlambda from git repo https://github.com/WeirdConstructor/wctr-commander
[INFO] finished tweaking git repo https://github.com/WeirdConstructor/wctr-commander
[INFO] tweaked toml for git repo https://github.com/WeirdConstructor/wctr-commander written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/WeirdConstructor/wctr-commander 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] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/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-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 443fc528f96f6a096ddb0967be6e1cabef64b8e57884fb15299c63e0fab5c271
[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" "443fc528f96f6a096ddb0967be6e1cabef64b8e57884fb15299c63e0fab5c271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "443fc528f96f6a096ddb0967be6e1cabef64b8e57884fb15299c63e0fab5c271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443fc528f96f6a096ddb0967be6e1cabef64b8e57884fb15299c63e0fab5c271", kill_on_drop: false }`
[INFO] [stdout] 443fc528f96f6a096ddb0967be6e1cabef64b8e57884fb15299c63e0fab5c271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 98c25bf0cb26eebee4bc54424b302f61d42c95a6d0f317e7693b2902b90a3d8a
[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" "98c25bf0cb26eebee4bc54424b302f61d42c95a6d0f317e7693b2902b90a3d8a", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rustyline v6.3.0
[INFO] [stderr]    Compiling wlambda v0.6.3
[INFO] [stderr]    Compiling wcdemengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `genv`
[INFO] [stdout]    --> src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let genv = GlobalEnv::new_default();
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_genv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tq`
[INFO] [stdout]    --> src/main.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 502 |     let tq      = txt.query();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_tq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keycode`
[INFO] [stdout]    --> src/main.rs:772:34
[INFO] [stdout]     |
[INFO] [stdout] 772 |                 Event::KeyDown { keycode, keymod, .. } => {
[INFO] [stdout]     |                                  ^^^^^^^ help: try ignoring the field: `keycode: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keymod`
[INFO] [stdout]    --> src/main.rs:772:43
[INFO] [stdout]     |
[INFO] [stdout] 772 |                 Event::KeyDown { keycode, keymod, .. } => {
[INFO] [stdout]     |                                           ^^^^^^ help: try ignoring the field: `keymod: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scroll_offs`
[INFO] [stdout]    --> src/main.rs:265:30
[INFO] [stdout]     |
[INFO] [stdout] 265 |             let (cursor_pos, scroll_offs, line_txt) =
[INFO] [stdout]     |                              ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scroll_offs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:548:5
[INFO] [stdout]     |
[INFO] [stdout] 548 |     mut x: i32,
[INFO] [stdout]     |     ----^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HIGH_BG_COLOR`
[INFO] [stdout]  --> src/defs.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub const HIGH_BG_COLOR  : Color = Color { r: 255, g:   0, b:   0, a: 0xff };
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCRIND_COLOR`
[INFO] [stdout]   --> src/defs.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const SCRIND_COLOR   : Color = Color { r:  96, g: 255, b:  96, a: 0xff };
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Clear`
[INFO] [stdout]   --> src/text_line.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Clear,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CursorRight`
[INFO] [stdout]   --> src/text_line.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     CursorRight,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CursorLeft`
[INFO] [stdout]   --> src/text_line.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     CursorLeft,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CursorBegin`
[INFO] [stdout]   --> src/text_line.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     CursorBegin,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CursorEnd`
[INFO] [stdout]   --> src/text_line.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     CursorEnd,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HistoryUp`
[INFO] [stdout]   --> src/text_line.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     HistoryUp,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HistoryDown`
[INFO] [stdout]   --> src/text_line.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     HistoryDown,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_history`
[INFO] [stdout]   --> src/text_line.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn add_history(&mut self, text: String) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Page`
[INFO] [stdout]   --> src/main.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct Page {
[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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.wcdemengine.brwa9qw1-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8" "/opt/rustwide/target/debug/deps/wcdemengine-80ea22454ebea4a8.566ajz1svdesinnb.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/libwlambda-001fa68a101ebf7f.rlib" "/opt/rustwide/target/debug/deps/libserde_json-899b473d94a79296.rlib" "/opt/rustwide/target/debug/deps/libryu-f21f59bb2c528cca.rlib" "/opt/rustwide/target/debug/deps/libitoa-e3a01cbda1a5a9df.rlib" "/opt/rustwide/target/debug/deps/librmp_serde-2978593409ba0fc1.rlib" "/opt/rustwide/target/debug/deps/librmp-57ec326bb8828835.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-2f9d4a3f19411b1e.rlib" "/opt/rustwide/target/debug/deps/libregex-88a1e75c7e2bfbce.rlib" "/opt/rustwide/target/debug/deps/libthread_local-abd19461110d9879.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-2e7c3a315d0632c2.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-d0ef70c30ec66613.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e5604f0874edb5fe.rlib" "/opt/rustwide/target/debug/deps/libserde-8878b7affca645f2.rlib" "/opt/rustwide/target/debug/deps/libfnv-9bab2cd4d16544dd.rlib" "/opt/rustwide/target/debug/deps/libchrono-f8c92eebde58ea41.rlib" "/opt/rustwide/target/debug/deps/libtime-827b58593a9dede1.rlib" "/opt/rustwide/target/debug/deps/libsdl2-9d17949b1e5da08d.rlib" "/opt/rustwide/target/debug/deps/librand-6f18b3f869bf9f92.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-cf5755674f76ffe9.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-948df8149c85e143.rlib" "/opt/rustwide/target/debug/deps/librand_hc-6cb7a57c36a79f7e.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-c50ac4d58a434c2a.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-4982dbfb08331eec.rlib" "/opt/rustwide/target/debug/deps/librand_core-b1006ca5a808ba0e.rlib" "/opt/rustwide/target/debug/deps/librand_os-476780034b7ed51f.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-84f4ba80f08b5115.rlib" "/opt/rustwide/target/debug/deps/librand_core-e8ac9a7347391b37.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-6ae813c4ac33a774.rlib" "/opt/rustwide/target/debug/deps/libbitflags-8a5476fab5bb3232.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/liblibc-e89e46a09771783b.rlib" "/opt/rustwide/target/debug/deps/libnum-74cbb70d611c8948.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-aa130faf49ab8f05.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-d35afb76f1c5386c.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-cb2b583837c7ff21.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" "-lSDL2" "-lSDL2_ttf" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wcdemengine`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "98c25bf0cb26eebee4bc54424b302f61d42c95a6d0f317e7693b2902b90a3d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c25bf0cb26eebee4bc54424b302f61d42c95a6d0f317e7693b2902b90a3d8a", kill_on_drop: false }`
[INFO] [stdout] 98c25bf0cb26eebee4bc54424b302f61d42c95a6d0f317e7693b2902b90a3d8a