[INFO] cloning repository https://github.com/davideGiovannini/rust_realtime_raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davideGiovannini/rust_realtime_raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavideGiovannini%2Frust_realtime_raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavideGiovannini%2Frust_realtime_raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b53a925b6d28d3c1f13709d890ed47da7a7f084b
[INFO] testing davideGiovannini/rust_realtime_raytracer against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdavideGiovannini%2Frust_realtime_raytracer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davideGiovannini/rust_realtime_raytracer on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davideGiovannini/rust_realtime_raytracer
[INFO] finished tweaking git repo https://github.com/davideGiovannini/rust_realtime_raytracer
[INFO] tweaked toml for git repo https://github.com/davideGiovannini/rust_realtime_raytracer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/davideGiovannini/rust_realtime_raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/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[INFO] the lockfile is outdated, regenerating it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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bb5390d78542c72870fffb5bebf720e544072e302b3ab891984a232c013e58e
[INFO] running `Command { std: "docker" "start" "-a" "2bb5390d78542c72870fffb5bebf720e544072e302b3ab891984a232c013e58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb5390d78542c72870fffb5bebf720e544072e302b3ab891984a232c013e58e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb5390d78542c72870fffb5bebf720e544072e302b3ab891984a232c013e58e", kill_on_drop: false }`
[INFO] [stdout] 2bb5390d78542c72870fffb5bebf720e544072e302b3ab891984a232c013e58e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9879196a9019e5ab5b69d9881c6420ea103a1681bcc1e70d2db9ea1096489072
[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" "9879196a9019e5ab5b69d9881c6420ea103a1681bcc1e70d2db9ea1096489072", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling sdl2-sys v0.19.0
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.19.0
[INFO] [stderr]    Compiling cgmath v0.9.1
[INFO] [stderr]    Compiling sdl2_ttf v0.19.0
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new_from2points`
[INFO] [stdout]   --> src/data_structures/geom.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new_from2points(min_point: Vector, max_point: Vector) -> BoundingBox {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set`
[INFO] [stdout]    --> src/data_structures/geom.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn set(&mut self, origin: Vector, direction: Vector) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `change_direction`
[INFO] [stdout]    --> src/data_structures/geom.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn change_direction(&mut self, direction: Vector) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `right`
[INFO] [stdout]   --> src/data_structures/camera.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn right(&self) -> Vector {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `direction`
[INFO] [stdout]   --> src/data_structures/camera.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn direction(&self) -> Vector {
[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/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.raytracer.3kbhvbvp-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a" "/opt/rustwide/target/debug/deps/raytracer-e478ddb45e84591a.1cmk7tsxyrc5dzk2.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libscoped_threadpool-6852f5f8337ffe1f.rlib" "/opt/rustwide/target/debug/deps/libcgmath-ae9b6fe22906f239.rlib" "/opt/rustwide/target/debug/deps/libsdl2_ttf-9526c9f4a2e92bc1.rlib" "/opt/rustwide/target/debug/deps/libbitflags-98a9dff64433d079.rlib" "/opt/rustwide/target/debug/deps/libsdl2-dee8e58738943e6c.rlib" "/opt/rustwide/target/debug/deps/librand-65d229bd94b97da2.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-7a474ee90c9d2e27.rlib" "/opt/rustwide/target/debug/deps/libbitflags-76a8826167f1b03b.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-9767a6e233ec969e.rlib" "/opt/rustwide/target/debug/deps/libnum-9fe465ae7110a845.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-32bb8f2cc504dbda.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-23c4c63301039bbe.rlib" "/opt/rustwide/target/debug/deps/librand-3260a957cfbca022.rlib" "/opt/rustwide/target/debug/deps/liblibc-b975417255b41946.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-cbf6dabaf26e6b7d.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-490725124fa08759.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-35e3b990f2006274.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-60093991280f9247.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-6de073ab322d727a.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c659455244c9d2ca.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-448643d99e633b5d.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-c7c3d631a525883a.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d7659a11bb201e01.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-9aceb6f83a33a9b6.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-876c3057c8a2a7c2.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-2f02aa3e24d2aa49.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d4694108f8cb543.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-79eaa6e630880f50.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-0df1a4ec96f80cf7.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bba9b0f0f4d77257.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-f848f9c987265235.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0d5ea4f2d39b8e27.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c22053fa5fc00a3b.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-c52e5d6301e1bd59.rlib" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-2675a9a46b5cec89.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/5d5ff84130da0d74c6ece368dbe821d8f83fa526/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-6e3d052afeb9f711.rlib" "-Wl,-Bdynamic" "-lSDL2_ttf" "-lSDL2" "-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; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raytracer`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9879196a9019e5ab5b69d9881c6420ea103a1681bcc1e70d2db9ea1096489072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9879196a9019e5ab5b69d9881c6420ea103a1681bcc1e70d2db9ea1096489072", kill_on_drop: false }`
[INFO] [stdout] 9879196a9019e5ab5b69d9881c6420ea103a1681bcc1e70d2db9ea1096489072