[INFO] updating cached repository huonw/rand-dec14 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/huonw/rand-dec14 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/huonw/rand-dec14" "work/ex/beta-1.38-1/sources/1.37.0/gh/huonw/rand-dec14"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/huonw/rand-dec14'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/huonw/rand-dec14" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huonw/rand-dec14"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huonw/rand-dec14'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] dc65a5ee928cee02c13839e50d3214b633d82fd5 [INFO] sha for GitHub repo huonw/rand-dec14: dc65a5ee928cee02c13839e50d3214b633d82fd5 [INFO] validating manifest of huonw/rand-dec14 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 huonw/rand-dec14 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 huonw/rand-dec14 [INFO] finished frobbing huonw/rand-dec14 [INFO] frobbed toml for huonw/rand-dec14 written to work/ex/beta-1.38-1/sources/1.37.0/gh/huonw/rand-dec14/Cargo.toml [INFO] started frobbing huonw/rand-dec14 [INFO] finished frobbing huonw/rand-dec14 [INFO] frobbed toml for huonw/rand-dec14 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/huonw/rand-dec14/Cargo.toml [INFO] crate huonw/rand-dec14 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/huonw/rand-dec14/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml"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/huonw/dsfmt-rs` [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/huonw/dsfmt-rs` [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 huonw/rand-dec14 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/huonw/rand-dec14:/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] 2d501705ba72a81753afd9a6e8d9b247529bb44b1f10877d65679917e0173506 [INFO] running `"docker" "start" "-a" "2d501705ba72a81753afd9a6e8d9b247529bb44b1f10877d65679917e0173506"` [INFO] [stderr] Compiling dsfmt-rs v0.0.1 (https://github.com/huonw/dsfmt-rs?branch=asm--#2ff4f3e4) [INFO] [stderr] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:31:19 [INFO] [stderr] | [INFO] [stderr] 31 | status: [u64x2, ..DSFMT_N + 1], [INFO] [stderr] | ^ expected one of 7 possible tokens here [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:156:22 [INFO] [stderr] | [INFO] [stderr] 156 | let pcv: [u64, ..2] = [DSFMT_PCV1, DSFMT_PCV2]; [INFO] [stderr] | ---- ^ expected one of 7 possible tokens here [INFO] [stderr] | | | [INFO] [stderr] | | help: use `=` if you meant to assign [INFO] [stderr] | while parsing the type for `pcv` [INFO] [stderr] [INFO] [stderr] error: invalid suffix `u` for integer literal [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:162:25 [INFO] [stderr] | [INFO] [stderr] 162 | let mut i = 32u; [INFO] [stderr] | ^^^ invalid suffix `u` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error: invalid suffix `i` for integer literal [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:181:32 [INFO] [stderr] | [INFO] [stderr] 181 | for _ in range(0i, 64){ [INFO] [stderr] | ^^ invalid suffix `i` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error: expected one of `!`, `(`, `+`, `::`, `;`, `<`, or `]`, found `,` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:193:31 [INFO] [stderr] | [INFO] [stderr] 193 | let psfmt: &mut [u32x4, ..DSFMT_N + 1] = unsafe{mem::transmute(&mut self.status)}; [INFO] [stderr] | ------ ^ expected one of 7 possible tokens here [INFO] [stderr] | | | [INFO] [stderr] | | help: use `=` if you meant to assign [INFO] [stderr] | while parsing the type for `psfmt` [INFO] [stderr] [INFO] [stderr] error: invalid suffix `u` for integer literal [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:197:24 [INFO] [stderr] | [INFO] [stderr] 197 | for i in range(1u, 4 * (DSFMT_N + 1)){ [INFO] [stderr] | ^^ invalid suffix `u` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error: invalid suffix `u` for integer literal [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:216:21 [INFO] [stderr] | [INFO] [stderr] 216 | let mut i = 1u; [INFO] [stderr] | ^^ invalid suffix `u` [INFO] [stderr] | [INFO] [stderr] = help: the suffix must be one of the integral types (`u32`, `isize`, etc) [INFO] [stderr] [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/lib.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(simd)] [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] note: removed in favor of `#[repr(simd)]` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/lib.rs:4:12 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(simd)] [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: The attribute `simd` is currently unknown to the compiler and may have meaning added to it in the future [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:46:3 [INFO] [stderr] | [INFO] [stderr] 46 | #[simd] [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/29642 [INFO] [stderr] [INFO] [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:47:3 [INFO] [stderr] | [INFO] [stderr] 47 | #[deriving(Show, Copy)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/29642 [INFO] [stderr] [INFO] [stderr] error[E0658]: The attribute `simd` is currently unknown to the compiler and may have meaning added to it in the future [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:36:3 [INFO] [stderr] | [INFO] [stderr] 36 | #[simd] [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/29642 [INFO] [stderr] [INFO] [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:37:3 [INFO] [stderr] | [INFO] [stderr] 37 | #[deriving(Show, Copy)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/29642 [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `std::iter::range_inclusive` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::iter::range_inclusive; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `range_inclusive` in `iter` [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `std::rand` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:4:10 [INFO] [stderr] | [INFO] [stderr] 4 | use std::rand::{Rng, SeedableRng, Rand}; [INFO] [stderr] | ^^^^ could not find `rand` in `std` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:12:18 [INFO] [stderr] | [INFO] [stderr] 12 | const DSFMT_MEXP:uint = 19937; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:13:18 [INFO] [stderr] | [INFO] [stderr] 13 | const DSFMT_N: uint = ((DSFMT_MEXP - 128) / 104 + 1); [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:14:18 [INFO] [stderr] | [INFO] [stderr] 14 | const DSFMT_N64: uint = (DSFMT_N * 2); [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:15:18 [INFO] [stderr] | [INFO] [stderr] 15 | const DSFMT_SR: uint = 12; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:17:19 [INFO] [stderr] | [INFO] [stderr] 17 | const DSFMT_POS1: uint = 117; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:18:19 [INFO] [stderr] | [INFO] [stderr] 18 | const DSFMT_SL1: uint = 19; [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `Index` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:53:6 [INFO] [stderr] | [INFO] [stderr] 53 | impl Index for u64x2{ [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Index; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:53:12 [INFO] [stderr] | [INFO] [stderr] 53 | impl Index for u64x2{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:55:28 [INFO] [stderr] | [INFO] [stderr] 55 | fn index(&self, _rhs: &uint) -> &u64{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `IndexMut` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:63:6 [INFO] [stderr] | [INFO] [stderr] 63 | impl IndexMut for u64x2{ [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::IndexMut; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:63:15 [INFO] [stderr] | [INFO] [stderr] 63 | impl IndexMut for u64x2{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:65:36 [INFO] [stderr] | [INFO] [stderr] 65 | fn index_mut(&mut self, _rhs: &uint) -> &mut u64{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `Index` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:73:6 [INFO] [stderr] | [INFO] [stderr] 73 | impl Index for u32x4{ [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::Index; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:73:12 [INFO] [stderr] | [INFO] [stderr] 73 | impl Index for u32x4{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:75:28 [INFO] [stderr] | [INFO] [stderr] 75 | fn index(&self, _rhs: &uint) -> &u32{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0405]: cannot find trait `IndexMut` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:85:6 [INFO] [stderr] | [INFO] [stderr] 85 | impl IndexMut for u32x4{ [INFO] [stderr] | ^^^^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 1 | use std::ops::IndexMut; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:85:15 [INFO] [stderr] | [INFO] [stderr] 85 | impl IndexMut for u32x4{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:87:36 [INFO] [stderr] | [INFO] [stderr] 87 | fn index_mut(&mut self, _rhs: &uint) -> &mut u32{ [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | fn idxof(i: uint) -> uint { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `uint` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:103:22 [INFO] [stderr] | [INFO] [stderr] 103 | fn idxof(i: uint) -> uint { [INFO] [stderr] | ^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `range` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:148:18 [INFO] [stderr] | [INFO] [stderr] 148 | for i in range(0, DSFMT_N * 2){ [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0423]: expected value, found builtin type `u64` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:156:19 [INFO] [stderr] | [INFO] [stderr] 156 | let pcv: [u64, ..2] = [DSFMT_PCV1, DSFMT_PCV2]; [INFO] [stderr] | ^^^ not a value [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `range` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:181:26 [INFO] [stderr] | [INFO] [stderr] 181 | for _ in range(0i, 64){ [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0423]: expected value, found struct `u32x4` [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:193:26 [INFO] [stderr] | [INFO] [stderr] 193 | let psfmt: &mut [u32x4, ..DSFMT_N + 1] = unsafe{mem::transmute(&mut self.status)}; [INFO] [stderr] | ^^^^^ did you mean `u32x4 { /* fields */ }`? [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `range` in this scope [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/mt19937.rs:197:18 [INFO] [stderr] | [INFO] [stderr] 197 | for i in range(1u, 4 * (DSFMT_N + 1)){ [INFO] [stderr] | ^^^^^ not found in this scope [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> /opt/crater/cargo-home/git/checkouts/dsfmt-rs-c12a06095d105def/2ff4f3e/src/lib.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(simd)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 40 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0423, E0425, E0432, E0554, E0557, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0405`. [INFO] [stderr] error: Could not compile `dsfmt-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "2d501705ba72a81753afd9a6e8d9b247529bb44b1f10877d65679917e0173506"` [INFO] running `"docker" "rm" "-f" "2d501705ba72a81753afd9a6e8d9b247529bb44b1f10877d65679917e0173506"` [INFO] [stdout] 2d501705ba72a81753afd9a6e8d9b247529bb44b1f10877d65679917e0173506