[INFO] crate rand-distributions 0.1.2 is already in cache [INFO] testing rand-distributions-0.1.2 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate rand-distributions 0.1.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rand-distributions 0.1.2 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rand-distributions 0.1.2 [INFO] finished tweaking crates.io crate rand-distributions 0.1.2 [INFO] tweaked toml for crates.io crate rand-distributions 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 212ea28ea90745beabaefcada6ef6bf50ffc6f17d9e824d2730cf04a914c2ec0 [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" "212ea28ea90745beabaefcada6ef6bf50ffc6f17d9e824d2730cf04a914c2ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "212ea28ea90745beabaefcada6ef6bf50ffc6f17d9e824d2730cf04a914c2ec0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "212ea28ea90745beabaefcada6ef6bf50ffc6f17d9e824d2730cf04a914c2ec0", kill_on_drop: false }` [INFO] [stdout] 212ea28ea90745beabaefcada6ef6bf50ffc6f17d9e824d2730cf04a914c2ec0 [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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e2203fb0b7c33ff10dcfe3b923ea0070a633824071b46aff067b118bb2a30696 [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" "e2203fb0b7c33ff10dcfe3b923ea0070a633824071b46aff067b118bb2a30696", kill_on_drop: false }` [INFO] [stderr] Compiling rand-distributions v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/random.rs:44:1 [INFO] [stdout] | [INFO] [stdout] 44 | / macro_rules! random_simple_to_default_distribution { [INFO] [stdout] 45 | | ($ty:ty) => { [INFO] [stdout] 46 | | impl DefaultDistribution for $ty { [INFO] [stdout] 47 | | type Distribution = RandomSimpleDistribution<$ty>; [INFO] [stdout] ... | [INFO] [stdout] 54 | | } [INFO] [stdout] 55 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> src/core.rs:46:24 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Distribution { [INFO] [stdout] | ------------ required by a bound in this [INFO] [stdout] 9 | type Output; [INFO] [stdout] | ------------ required by this bound in `core::Distribution` [INFO] [stdout] ... [INFO] [stdout] 46 | type Distribution: Distribution; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::marker::Sized` is not implemented for `Self` [INFO] [stdout] = note: to learn more, visit [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 45 | pub trait DefaultDistribution: std::marker::Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time [INFO] [stdout] --> src/core.rs:46:24 [INFO] [stdout] | [INFO] [stdout] 8 | pub trait Distribution { [INFO] [stdout] | ------------ required by a bound in this [INFO] [stdout] 9 | type Output; [INFO] [stdout] | ------------ required by this bound in `core::Distribution` [INFO] [stdout] ... [INFO] [stdout] 46 | type Distribution: Distribution; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::marker::Sized` is not implemented for `Self` [INFO] [stdout] = note: to learn more, visit [INFO] [stdout] help: consider further restricting `Self` [INFO] [stdout] | [INFO] [stdout] 48 | fn default_distribution() -> ::Distribution where Self: std::marker::Sized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rand-distributions`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "e2203fb0b7c33ff10dcfe3b923ea0070a633824071b46aff067b118bb2a30696", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2203fb0b7c33ff10dcfe3b923ea0070a633824071b46aff067b118bb2a30696", kill_on_drop: false }` [INFO] [stdout] e2203fb0b7c33ff10dcfe3b923ea0070a633824071b46aff067b118bb2a30696