[INFO] crate rand-distributions 0.1.2 is already in cache [INFO] extracting crate rand-distributions 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/rand-distributions/0.1.2 [INFO] extracting crate rand-distributions 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rand-distributions/0.1.2 [INFO] validating manifest of rand-distributions-0.1.2 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 rand-distributions-0.1.2 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 rand-distributions-0.1.2 [INFO] finished frobbing rand-distributions-0.1.2 [INFO] frobbed toml for rand-distributions-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rand-distributions/0.1.2/Cargo.toml [INFO] started frobbing rand-distributions-0.1.2 [INFO] finished frobbing rand-distributions-0.1.2 [INFO] frobbed toml for rand-distributions-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rand-distributions/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing rand-distributions-0.1.2 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rand-distributions/0.1.2:/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] e77ea6321c711d5bf8c00338101ad29e99dacea598ad991129031b7a00979846 [INFO] running `"docker" "start" "-a" "e77ea6321c711d5bf8c00338101ad29e99dacea598ad991129031b7a00979846"` [INFO] [stderr] Compiling rand-distributions v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused macro definition [INFO] [stderr] --> src/random.rs:44:1 [INFO] [stderr] | [INFO] [stderr] 44 | / macro_rules! random_simple_to_default_distribution { [INFO] [stderr] 45 | | ($ty:ty) => { [INFO] [stderr] 46 | | impl DefaultDistribution for $ty { [INFO] [stderr] 47 | | type Distribution = RandomSimpleDistribution<$ty>; [INFO] [stderr] ... | [INFO] [stderr] 54 | | } [INFO] [stderr] 55 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_macros)] on by default [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stderr] --> src/core.rs:45:1 [INFO] [stderr] | [INFO] [stderr] 45 | / pub trait DefaultDistribution { [INFO] [stderr] 46 | | type Distribution: Distribution; [INFO] [stderr] 47 | | [INFO] [stderr] 48 | | fn default_distribution() -> ::Distribution; [INFO] [stderr] 49 | | } [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 `core::Distribution` [INFO] [stderr] --> src/core.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub trait Distribution { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stderr] --> src/core.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | fn default_distribution() -> ::Distribution; [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 `core::Distribution` [INFO] [stderr] --> src/core.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub trait Distribution { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0277`. [INFO] [stderr] error: Could not compile `rand-distributions`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e77ea6321c711d5bf8c00338101ad29e99dacea598ad991129031b7a00979846"` [INFO] running `"docker" "rm" "-f" "e77ea6321c711d5bf8c00338101ad29e99dacea598ad991129031b7a00979846"` [INFO] [stdout] e77ea6321c711d5bf8c00338101ad29e99dacea598ad991129031b7a00979846