[INFO] crate fun 0.0.1 is already in cache [INFO] testing fun-0.0.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate fun 0.0.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate fun 0.0.1 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 fun 0.0.1 [INFO] finished tweaking crates.io crate fun 0.0.1 [INFO] tweaked toml for crates.io crate fun 0.0.1 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] 28b9507df4eabe31280c138bc7ab9445b52f7d37ad88c35d4c83f479e699eccd [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" "28b9507df4eabe31280c138bc7ab9445b52f7d37ad88c35d4c83f479e699eccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28b9507df4eabe31280c138bc7ab9445b52f7d37ad88c35d4c83f479e699eccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b9507df4eabe31280c138bc7ab9445b52f7d37ad88c35d4c83f479e699eccd", kill_on_drop: false }` [INFO] [stdout] 28b9507df4eabe31280c138bc7ab9445b52f7d37ad88c35d4c83f479e699eccd [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] 7c7c14d0657925fab745333a4f998a2d25fea3c54471b263797f11d8be8ca40a [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" "7c7c14d0657925fab745333a4f998a2d25fea3c54471b263797f11d8be8ca40a", kill_on_drop: false }` [INFO] [stderr] Compiling fun v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: expected parameter name, found `:` [INFO] [stdout] --> src/data/either.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | elim(|&: a| { Ok(a) }, [INFO] [stdout] | ^ expected parameter name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected parameter name, found `:` [INFO] [stdout] --> src/data/maybe.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | |&: a| { Option::Some(a) }, [INFO] [stdout] | ^ expected parameter name [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Show` in this scope [INFO] [stdout] --> src/data/void.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Show)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Rand` in this scope [INFO] [stdout] --> src/data/maybe.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Rand)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Show` in this scope [INFO] [stdout] --> src/data/maybe.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Show)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Rand` in this scope [INFO] [stdout] --> src/data/either.rs:9:10 [INFO] [stdout] | [INFO] [stdout] 9 | #[derive(Rand)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot find derive macro `Show` in this scope [INFO] [stdout] --> src/data/either.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | #[derive(Show)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0403]: the name `A` is already used for a generic parameter in this item's generic parameters [INFO] [stdout] --> src/data/either.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 27 | impl Either { [INFO] [stdout] | - first use of `A` [INFO] [stdout] 28 | #[inline] [INFO] [stdout] 29 | pub fn elim(inl: FL, inr: FR, m: Either) -> R where [INFO] [stdout] | ^ already used [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0403]: the name `B` is already used for a generic parameter in this item's generic parameters [INFO] [stdout] --> src/data/either.rs:29:20 [INFO] [stdout] | [INFO] [stdout] 27 | impl Either { [INFO] [stdout] | - first use of `B` [INFO] [stdout] 28 | #[inline] [INFO] [stdout] 29 | pub fn elim(inl: FL, inr: FR, m: Either) -> R where [INFO] [stdout] | ^ already used [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0403]: the name `A` is already used for a generic parameter in this item's generic parameters [INFO] [stdout] --> src/data/maybe.rs:26:17 [INFO] [stdout] | [INFO] [stdout] 24 | impl Maybe { [INFO] [stdout] | - first use of `A` [INFO] [stdout] 25 | #[inline] [INFO] [stdout] 26 | pub fn elim R>(none: R, some: F, m: Maybe) -> R { [INFO] [stdout] | ^ already used [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(unboxed_closures)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'core_intrinsics': intrinsics are unlikely to ever be stabilized, instead they should be used through stabilized interfaces in the rest of the standard library [INFO] [stdout] --> src/data/void.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | unsafe { ::std::intrinsics::unreachable() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fn_traits' [INFO] [stdout] --> src/data/pair.rs:3:10 [INFO] [stdout] | [INFO] [stdout] 3 | pair.call(x) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #29625 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 13 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0403, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0403`. [INFO] [stdout] [INFO] [stderr] error: could not compile `fun`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "7c7c14d0657925fab745333a4f998a2d25fea3c54471b263797f11d8be8ca40a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c7c14d0657925fab745333a4f998a2d25fea3c54471b263797f11d8be8ca40a", kill_on_drop: false }` [INFO] [stdout] 7c7c14d0657925fab745333a4f998a2d25fea3c54471b263797f11d8be8ca40a