[INFO] updating cached repository bvssvni/rust-snake [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/bvssvni/rust-snake [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/bvssvni/rust-snake" "work/ex/beta-1.38-1/sources/1.37.0/gh/bvssvni/rust-snake"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bvssvni/rust-snake'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/bvssvni/rust-snake" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bvssvni/rust-snake"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bvssvni/rust-snake'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 97a4041998ba5e677ba51172cd56c1810f2dea40 [INFO] sha for GitHub repo bvssvni/rust-snake: 97a4041998ba5e677ba51172cd56c1810f2dea40 [INFO] validating manifest of bvssvni/rust-snake 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 bvssvni/rust-snake 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 bvssvni/rust-snake [INFO] finished frobbing bvssvni/rust-snake [INFO] frobbed toml for bvssvni/rust-snake written to work/ex/beta-1.38-1/sources/1.37.0/gh/bvssvni/rust-snake/Cargo.toml [INFO] started frobbing bvssvni/rust-snake [INFO] finished frobbing bvssvni/rust-snake [INFO] frobbed toml for bvssvni/rust-snake written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bvssvni/rust-snake/Cargo.toml [INFO] crate bvssvni/rust-snake 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bvssvni/rust-snake/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/bvssvni/start_piston` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Updating git repository `https://github.com/bvssvni/start_piston` [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 bvssvni/rust-snake 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bvssvni/rust-snake:/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] 894fab27d018b979b107920583673c7b46f9bcdd2c1fc78ba73f2a4bc32e21b6 [INFO] running `"docker" "start" "-a" "894fab27d018b979b107920583673c7b46f9bcdd2c1fc78ba73f2a4bc32e21b6"` [INFO] [stderr] warning: unused manifest key: package.tags [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cc v1.0.40 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling bitflags v0.1.1 [INFO] [stderr] Compiling pkg-config v0.3.15 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling khronos_api v0.0.8 [INFO] [stderr] Compiling shader_version v0.1.0 [INFO] [stderr] Compiling piston-float v0.1.0 [INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/shader_version-0.1.0/src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | fn pick_shader<'a, S: ?Sized>(self, shaders: &Shaders<'a, Self, S>) -> Option<&'a S>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stderr] | [INFO] [stderr] = help: the trait `std::marker::Sized` is not implemented for `Self` [INFO] [stderr] = note: to learn more, visit [INFO] [stderr] = help: consider adding a `where Self: std::marker::Sized` bound [INFO] [stderr] note: required by `Shaders` [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/shader_version-0.1.0/src/lib.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct Shaders<'a, V, S: 'a + ?Sized>(BTreeMap); [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 E0277`. [INFO] [stderr] error: Could not compile `shader_version`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "894fab27d018b979b107920583673c7b46f9bcdd2c1fc78ba73f2a4bc32e21b6"` [INFO] running `"docker" "rm" "-f" "894fab27d018b979b107920583673c7b46f9bcdd2c1fc78ba73f2a4bc32e21b6"` [INFO] [stdout] 894fab27d018b979b107920583673c7b46f9bcdd2c1fc78ba73f2a4bc32e21b6