[INFO] updating cached repository roscale/rust-ecs-opengl [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/roscale/rust-ecs-opengl [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/roscale/rust-ecs-opengl" "work/ex/beta-1.38-1/sources/1.37.0/gh/roscale/rust-ecs-opengl"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/roscale/rust-ecs-opengl'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/roscale/rust-ecs-opengl" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/roscale/rust-ecs-opengl"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/roscale/rust-ecs-opengl'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ebe263c3c95b1086545a7b1c8027c67cae3e53ba [INFO] sha for GitHub repo roscale/rust-ecs-opengl: ebe263c3c95b1086545a7b1c8027c67cae3e53ba [INFO] validating manifest of roscale/rust-ecs-opengl on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of roscale/rust-ecs-opengl on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing roscale/rust-ecs-opengl [INFO] finished frobbing roscale/rust-ecs-opengl [INFO] frobbed toml for roscale/rust-ecs-opengl written to work/ex/beta-1.38-1/sources/1.37.0/gh/roscale/rust-ecs-opengl/Cargo.toml [INFO] started frobbing roscale/rust-ecs-opengl [INFO] finished frobbing roscale/rust-ecs-opengl [INFO] frobbed toml for roscale/rust-ecs-opengl written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/roscale/rust-ecs-opengl/Cargo.toml [INFO] crate roscale/rust-ecs-opengl already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing roscale/rust-ecs-opengl against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/roscale/rust-ecs-opengl:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] f9ea2d0c10f3bdf180b34f079b10df5d39d4a53ebddd43bb3acad0690f07a469 [INFO] running `"docker" "start" "-a" "f9ea2d0c10f3bdf180b34f079b10df5d39d4a53ebddd43bb3acad0690f07a469"` [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling libm v0.1.4 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling nonzero_signed v1.0.3 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling mint v0.5.1 [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling mopa v0.2.2 [INFO] [stderr] Compiling downcast-rs v1.0.4 [INFO] [stderr] Compiling nom v1.2.4 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling tuple_utils v0.3.0 [INFO] [stderr] Compiling shrev v1.1.1 [INFO] [stderr] Compiling tobj v0.1.7 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling cmake v0.1.40 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling matrixmultiply v0.2.2 [INFO] [stderr] Compiling gif v0.10.2 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling semver v0.2.3 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling thread-id v3.3.0 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling glfw-sys v3.3.0 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/state-0.4.1/src/lib.rs:1:35 [INFO] [stderr] | [INFO] [stderr] 1 | #![cfg_attr(feature = "const_fn", feature(const_fn))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `state`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "f9ea2d0c10f3bdf180b34f079b10df5d39d4a53ebddd43bb3acad0690f07a469"` [INFO] running `"docker" "rm" "-f" "f9ea2d0c10f3bdf180b34f079b10df5d39d4a53ebddd43bb3acad0690f07a469"` [INFO] [stdout] f9ea2d0c10f3bdf180b34f079b10df5d39d4a53ebddd43bb3acad0690f07a469