[INFO] crate rand-mersenne-twister 0.1.0 is already in cache [INFO] testing rand-mersenne-twister-0.1.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate rand-mersenne-twister 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate rand-mersenne-twister 0.1.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate rand-mersenne-twister 0.1.0 [INFO] finished tweaking crates.io crate rand-mersenne-twister 0.1.0 [INFO] tweaked toml for crates.io crate rand-mersenne-twister 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 00aa4e58cad578dfb15fbf3cb93b15a1baa73541b84fbeadf9be97dd88ea2b4a [INFO] running `"docker" "start" "-a" "00aa4e58cad578dfb15fbf3cb93b15a1baa73541b84fbeadf9be97dd88ea2b4a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rand-mersenne-twister v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0407]: method `next_u32` is not a member of trait `Rng` [INFO] [stderr] --> src/mt32.rs:146:5 [INFO] [stderr] | [INFO] [stderr] 146 | / fn next_u32(&mut self) -> u32 { [INFO] [stderr] 147 | | self.next() [INFO] [stderr] 148 | | } [INFO] [stderr] | |_____^ not a member of trait `Rng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `reseed` is not a member of trait `SeedableRng` [INFO] [stderr] --> src/mt32.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | / fn reseed(&mut self, seed: u32) { [INFO] [stderr] 153 | | self.reset(seed); [INFO] [stderr] 154 | | } [INFO] [stderr] | |_____^ not a member of trait `SeedableRng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `reseed` is not a member of trait `SeedableRng` [INFO] [stderr] --> src/mt32.rs:162:5 [INFO] [stderr] | [INFO] [stderr] 162 | / fn reseed(&mut self, seed: &'a [u32]) { [INFO] [stderr] 163 | | self.reset_array(seed); [INFO] [stderr] 164 | | } [INFO] [stderr] | |_____^ not a member of trait `SeedableRng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `next_u32` is not a member of trait `Rng` [INFO] [stderr] --> src/mt64.rs:146:5 [INFO] [stderr] | [INFO] [stderr] 146 | / fn next_u32(&mut self) -> u32 { [INFO] [stderr] 147 | | self.next() as u32 [INFO] [stderr] 148 | | } [INFO] [stderr] | |_____^ not a member of trait `Rng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `next_u64` is not a member of trait `Rng` [INFO] [stderr] --> src/mt64.rs:150:5 [INFO] [stderr] | [INFO] [stderr] 150 | / fn next_u64(&mut self) -> u64 { [INFO] [stderr] 151 | | self.next() [INFO] [stderr] 152 | | } [INFO] [stderr] | |_____^ not a member of trait `Rng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `reseed` is not a member of trait `SeedableRng` [INFO] [stderr] --> src/mt64.rs:156:5 [INFO] [stderr] | [INFO] [stderr] 156 | / fn reseed(&mut self, seed: u64) { [INFO] [stderr] 157 | | self.reset(seed); [INFO] [stderr] 158 | | } [INFO] [stderr] | |_____^ not a member of trait `SeedableRng` [INFO] [stderr] [INFO] [stderr] error[E0407]: method `reseed` is not a member of trait `SeedableRng` [INFO] [stderr] --> src/mt64.rs:166:5 [INFO] [stderr] | [INFO] [stderr] 166 | / fn reseed(&mut self, seed: &'a [u64]) { [INFO] [stderr] 167 | | self.reset_array(seed); [INFO] [stderr] 168 | | } [INFO] [stderr] | |_____^ not a member of trait `SeedableRng` [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(core)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt32.rs:55:22 [INFO] [stderr] | [INFO] [stderr] 55 | for index in (1..N) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt32.rs:71:18 [INFO] [stderr] | [INFO] [stderr] 71 | for _ in (0..size) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt32.rs:88:18 [INFO] [stderr] | [INFO] [stderr] 88 | for _ in (0..N - 1) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt64.rs:56:22 [INFO] [stderr] | [INFO] [stderr] 56 | for index in (1..N) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt64.rs:71:18 [INFO] [stderr] | [INFO] [stderr] 71 | for _ in (0..size) { [INFO] [stderr] | ^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/mt64.rs:88:18 [INFO] [stderr] | [INFO] [stderr] 88 | for _ in (0..N - 1) { [INFO] [stderr] | ^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stderr] --> src/mt32.rs:151:18 [INFO] [stderr] | [INFO] [stderr] 151 | impl SeedableRng for MTRng32 { [INFO] [stderr] | ^^^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stderr] --> src/mt32.rs:161:22 [INFO] [stderr] | [INFO] [stderr] 161 | impl<'a> SeedableRng<&'a [u32]> for MTRng32 { [INFO] [stderr] | ^^^^^^^^^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stderr] --> src/mt64.rs:155:18 [INFO] [stderr] | [INFO] [stderr] 155 | impl SeedableRng for MTRng64 { [INFO] [stderr] | ^^^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1 [INFO] [stderr] --> src/mt64.rs:165:22 [INFO] [stderr] | [INFO] [stderr] 165 | impl<'a> SeedableRng<&'a [u64]> for MTRng64 { [INFO] [stderr] | ^^^^^^^^^ unexpected type argument [INFO] [stderr] [INFO] [stderr] error: aborting due to 12 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0107, E0407, E0554. [INFO] [stderr] For more information about an error, try `rustc --explain E0107`. [INFO] [stderr] error: could not compile `rand-mersenne-twister`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "00aa4e58cad578dfb15fbf3cb93b15a1baa73541b84fbeadf9be97dd88ea2b4a"` [INFO] running `"docker" "rm" "-f" "00aa4e58cad578dfb15fbf3cb93b15a1baa73541b84fbeadf9be97dd88ea2b4a"` [INFO] [stdout] 00aa4e58cad578dfb15fbf3cb93b15a1baa73541b84fbeadf9be97dd88ea2b4a