[INFO] updating cached repository matt-porter/bish-bash-bosh
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/matt-porter/bish-bash-bosh
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/matt-porter/bish-bash-bosh" "work/ex/beta-1.37-6/sources/1.36.0/gh/matt-porter/bish-bash-bosh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/matt-porter/bish-bash-bosh'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/matt-porter/bish-bash-bosh" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matt-porter/bish-bash-bosh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matt-porter/bish-bash-bosh'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 761f433307d37b22581e7ca602194cde5e94dd00
[INFO] sha for GitHub repo matt-porter/bish-bash-bosh: 761f433307d37b22581e7ca602194cde5e94dd00
[INFO] validating manifest of matt-porter/bish-bash-bosh on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of matt-porter/bish-bash-bosh on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing matt-porter/bish-bash-bosh
[INFO] finished frobbing matt-porter/bish-bash-bosh
[INFO] frobbed toml for matt-porter/bish-bash-bosh written to work/ex/beta-1.37-6/sources/1.36.0/gh/matt-porter/bish-bash-bosh/Cargo.toml
[INFO] started frobbing matt-porter/bish-bash-bosh
[INFO] finished frobbing matt-porter/bish-bash-bosh
[INFO] frobbed toml for matt-porter/bish-bash-bosh written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matt-porter/bish-bash-bosh/Cargo.toml
[INFO] crate matt-porter/bish-bash-bosh already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing matt-porter/bish-bash-bosh against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/matt-porter/bish-bash-bosh:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b6cd7f399cf73eb64c29e3f73a875ff98642dddfa871f4deb4e33e8f1bca42b3
[INFO] running `"docker" "start" "-a" "b6cd7f399cf73eb64c29e3f73a875ff98642dddfa871f4deb4e33e8f1bca42b3"`
[INFO] [stderr]    Compiling c_vec v1.3.0
[INFO] [stderr]    Compiling rand_core v0.1.0
[INFO] [stderr]    Compiling hsl v0.1.1
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.5.0-pre.1
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling agents v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:273:34
[INFO] [stderr]     |
[INFO] [stderr] 273 |                         let sf = (100f64 / surface.height() as f64);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:272:29
[INFO] [stderr]     |
[INFO] [stderr] 272 |                         let mut surface = load_image(&filename);
[INFO] [stderr]     |                             ----^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RandomPositionStrategy`
[INFO] [stderr]   --> src/main.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct RandomPositionStrategy {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.agents.ctgrsdgw-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/agents-ae25415b4204743a" "/opt/crater/target/debug/deps/agents-ae25415b4204743a.2xxck9cy17wz9vjf.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libsdl2-53d1d40864cfc4de.rlib" "/opt/crater/target/debug/deps/librand-eeb22f88090397c4.rlib" "/opt/crater/target/debug/deps/librand-6d42bec5739d5eab.rlib" "/opt/crater/target/debug/deps/libc_vec-0562da4d1b785c43.rlib" "/opt/crater/target/debug/deps/libsdl2_sys-dae122f2b869a333.rlib" "/opt/crater/target/debug/deps/libbitflags-e424d0a7dda42873.rlib" "/opt/crater/target/debug/deps/liblazy_static-0e1e36676eed3924.rlib" "/opt/crater/target/debug/deps/libnum-9130ba6f5cd68e81.rlib" "/opt/crater/target/debug/deps/libnum_iter-ec7dd63ef62bed04.rlib" "/opt/crater/target/debug/deps/libnum_integer-c154b338f9cb00bc.rlib" "/opt/crater/target/debug/deps/libnum_traits-06a094434807548d.rlib" "/opt/crater/target/debug/deps/librand-b45948abeda96116.rlib" "/opt/crater/target/debug/deps/liblibc-7b678f4dbafdcd48.rlib" "/opt/crater/target/debug/deps/librand_core-a37d69b26cd1af5e.rlib" "/opt/crater/target/debug/deps/libhsl-62503207827409ac.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2_image" "-lSDL2_mixer" "-lSDL2_gfx" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_mixer
[INFO] [stderr]           /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `agents`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b6cd7f399cf73eb64c29e3f73a875ff98642dddfa871f4deb4e33e8f1bca42b3"`
[INFO] running `"docker" "rm" "-f" "b6cd7f399cf73eb64c29e3f73a875ff98642dddfa871f4deb4e33e8f1bca42b3"`
[INFO] [stdout] b6cd7f399cf73eb64c29e3f73a875ff98642dddfa871f4deb4e33e8f1bca42b3