[INFO] crate gust-render 0.2.0 is already in cache
[INFO] testing gust-render-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate gust-render 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate gust-render 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gust-render 0.2.0
[INFO] finished tweaking crates.io crate gust-render 0.2.0
[INFO] tweaked toml for crates.io crate gust-render 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 552e0bf56219b9145bccd138bd05545978d00ee236d4da173a0e526111292b7d
[INFO] running `"docker" "start" "-a" "552e0bf56219b9145bccd138bd05545978d00ee236d4da173a0e526111292b7d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling glfw-sys v3.3.2
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling semver v0.2.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling freetype-rs v0.19.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glfw v0.25.1
[INFO] [stderr]    Compiling nalgebra v0.16.14
[INFO] [stderr]    Compiling gust-render v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]   --> src/lib.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | #![feature(test)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:121:91
[INFO] [stderr]     |
[INFO] [stderr] 121 |     pub fn update_texture(&mut self, char_info: &CharInfo, data: &[u8]) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:225:89
[INFO] [stderr]     |
[INFO] [stderr] 225 |     fn create_glyph<'a>(&'a mut self, size: u32, code: u32) -> Result<&'a CharInfo, Box<Error>> {
[INFO] [stderr]     |                                                                                         ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/font.rs:341:32
[INFO] [stderr]     |
[INFO] [stderr] 341 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/gl_error.rs:38:32
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/sprite.rs:365:32
[INFO] [stderr]     |
[INFO] [stderr] 365 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/text.rs:59:54
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn dump_texture(&mut self) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/texture.rs:152:70
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn to_file<P: AsRef<Path>>(&self, path: P) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/texture.rs:490:32
[INFO] [stderr]     |
[INFO] [stderr] 490 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `gust-render`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "552e0bf56219b9145bccd138bd05545978d00ee236d4da173a0e526111292b7d"`
[INFO] running `"docker" "rm" "-f" "552e0bf56219b9145bccd138bd05545978d00ee236d4da173a0e526111292b7d"`
[INFO] [stdout] 552e0bf56219b9145bccd138bd05545978d00ee236d4da173a0e526111292b7d