[INFO] fetching crate rand-mersenne-twister 0.1.0...
[INFO] testing rand-mersenne-twister-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rand-mersenne-twister 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rand-mersenne-twister 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ebf4e5f7fbc7b18e7c2f6ec800bdd28cc0fe623ee558e202b6d2472e3065640
[INFO] running `Command { std: "docker" "start" "-a" "8ebf4e5f7fbc7b18e7c2f6ec800bdd28cc0fe623ee558e202b6d2472e3065640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ebf4e5f7fbc7b18e7c2f6ec800bdd28cc0fe623ee558e202b6d2472e3065640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebf4e5f7fbc7b18e7c2f6ec800bdd28cc0fe623ee558e202b6d2472e3065640", kill_on_drop: false }`
[INFO] [stdout] 8ebf4e5f7fbc7b18e7c2f6ec800bdd28cc0fe623ee558e202b6d2472e3065640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004fac7d3cf5b8167fb2257731dd55f9aec4ce0ff70f06f2da909a58c04ce38c
[INFO] running `Command { std: "docker" "start" "-a" "004fac7d3cf5b8167fb2257731dd55f9aec4ce0ff70f06f2da909a58c04ce38c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand-mersenne-twister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `next_u32` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt32.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | /     fn next_u32(&mut self) -> u32 {
[INFO] [stdout] 147 | |         self.next()
[INFO] [stdout] 148 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt32.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | /     fn reseed(&mut self, seed: u32) {
[INFO] [stdout] 153 | |         self.reset(seed);
[INFO] [stdout] 154 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt32.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 | /     fn reseed(&mut self, seed: &'a [u32]) {
[INFO] [stdout] 163 | |         self.reset_array(seed);
[INFO] [stdout] 164 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `next_u32` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt64.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | /     fn next_u32(&mut self) -> u32 {
[INFO] [stdout] 147 | |         self.next() as u32
[INFO] [stdout] 148 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `next_u64` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt64.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 | /     fn next_u64(&mut self) -> u64 {
[INFO] [stdout] 151 | |         self.next()
[INFO] [stdout] 152 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt64.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | /     fn reseed(&mut self, seed: u64) {
[INFO] [stdout] 157 | |         self.reset(seed);
[INFO] [stdout] 158 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt64.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 | /     fn reseed(&mut self, seed: &'a [u64]) {
[INFO] [stdout] 167 | |         self.reset_array(seed);
[INFO] [stdout] 168 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for index in (1..N) {
[INFO] [stdout]    |                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -         for index in (1..N) {
[INFO] [stdout] 55 +         for index in 1..N {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for _ in (0..size) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         for _ in (0..size) {
[INFO] [stdout] 71 +         for _ in 0..size {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for _ in (0..N - 1) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         for _ in (0..N - 1) {
[INFO] [stdout] 88 +         for _ in 0..N - 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for index in (1..N) {
[INFO] [stdout]    |                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for index in (1..N) {
[INFO] [stdout] 56 +         for index in 1..N {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for _ in (0..size) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         for _ in (0..size) {
[INFO] [stdout] 71 +         for _ in 0..size {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for _ in (0..N - 1) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         for _ in (0..N - 1) {
[INFO] [stdout] 88 +         for _ in 0..N - 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt32.rs:151:6
[INFO] [stdout]     |
[INFO] [stdout] 151 | impl SeedableRng<u32> for MTRng32 {
[INFO] [stdout]     |      ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt32.rs:161:10
[INFO] [stdout]     |
[INFO] [stdout] 161 | impl<'a> SeedableRng<&'a [u32]> for MTRng32 {
[INFO] [stdout]     |          ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt64.rs:155:6
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl SeedableRng<u64> for MTRng64 {
[INFO] [stdout]     |      ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt64.rs:165:10
[INFO] [stdout]     |
[INFO] [stdout] 165 | impl<'a> SeedableRng<&'a [u64]> for MTRng64 {
[INFO] [stdout]     |          ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0407, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand-mersenne-twister` (lib) due to 13 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "004fac7d3cf5b8167fb2257731dd55f9aec4ce0ff70f06f2da909a58c04ce38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004fac7d3cf5b8167fb2257731dd55f9aec4ce0ff70f06f2da909a58c04ce38c", kill_on_drop: false }`
[INFO] [stdout] 004fac7d3cf5b8167fb2257731dd55f9aec4ce0ff70f06f2da909a58c04ce38c
[INFO] testing rand-mersenne-twister-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate rand-mersenne-twister 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rand-mersenne-twister 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20ff28783cee0d5e3c5958a7d7fe3b99a7a92c45574873f866474ee7a8c3c376
[INFO] running `Command { std: "docker" "start" "-a" "20ff28783cee0d5e3c5958a7d7fe3b99a7a92c45574873f866474ee7a8c3c376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20ff28783cee0d5e3c5958a7d7fe3b99a7a92c45574873f866474ee7a8c3c376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ff28783cee0d5e3c5958a7d7fe3b99a7a92c45574873f866474ee7a8c3c376", kill_on_drop: false }`
[INFO] [stdout] 20ff28783cee0d5e3c5958a7d7fe3b99a7a92c45574873f866474ee7a8c3c376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3738111e55c0589e00f617bc691726ce614d67ca03b646f043984b4eff2c606
[INFO] running `Command { std: "docker" "start" "-a" "f3738111e55c0589e00f617bc691726ce614d67ca03b646f043984b4eff2c606", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand-mersenne-twister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0407]: method `next_u32` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt32.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | /     fn next_u32(&mut self) -> u32 {
[INFO] [stdout] 147 | |         self.next()
[INFO] [stdout] 148 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt32.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 | /     fn reseed(&mut self, seed: u32) {
[INFO] [stdout] 153 | |         self.reset(seed);
[INFO] [stdout] 154 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt32.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 | /     fn reseed(&mut self, seed: &'a [u32]) {
[INFO] [stdout] 163 | |         self.reset_array(seed);
[INFO] [stdout] 164 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `next_u32` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt64.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 | /     fn next_u32(&mut self) -> u32 {
[INFO] [stdout] 147 | |         self.next() as u32
[INFO] [stdout] 148 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `next_u64` is not a member of trait `Rng`
[INFO] [stdout]    --> src/mt64.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 | /     fn next_u64(&mut self) -> u64 {
[INFO] [stdout] 151 | |         self.next()
[INFO] [stdout] 152 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt64.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 | /     fn reseed(&mut self, seed: u64) {
[INFO] [stdout] 157 | |         self.reset(seed);
[INFO] [stdout] 158 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `reseed` is not a member of trait `SeedableRng`
[INFO] [stdout]    --> src/mt64.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 | /     fn reseed(&mut self, seed: &'a [u64]) {
[INFO] [stdout] 167 | |         self.reset_array(seed);
[INFO] [stdout] 168 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `SeedableRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:55:22
[INFO] [stdout]    |
[INFO] [stdout] 55 |         for index in (1..N) {
[INFO] [stdout]    |                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 55 -         for index in (1..N) {
[INFO] [stdout] 55 +         for index in 1..N {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for _ in (0..size) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         for _ in (0..size) {
[INFO] [stdout] 71 +         for _ in 0..size {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt32.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for _ in (0..N - 1) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         for _ in (0..N - 1) {
[INFO] [stdout] 88 +         for _ in 0..N - 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 |         for index in (1..N) {
[INFO] [stdout]    |                      ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -         for index in (1..N) {
[INFO] [stdout] 56 +         for index in 1..N {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:71:18
[INFO] [stdout]    |
[INFO] [stdout] 71 |         for _ in (0..size) {
[INFO] [stdout]    |                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -         for _ in (0..size) {
[INFO] [stdout] 71 +         for _ in 0..size {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/mt64.rs:88:18
[INFO] [stdout]    |
[INFO] [stdout] 88 |         for _ in (0..N - 1) {
[INFO] [stdout]    |                  ^        ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 88 -         for _ in (0..N - 1) {
[INFO] [stdout] 88 +         for _ in 0..N - 1 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt32.rs:151:6
[INFO] [stdout]     |
[INFO] [stdout] 151 | impl SeedableRng<u32> for MTRng32 {
[INFO] [stdout]     |      ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt32.rs:161:10
[INFO] [stdout]     |
[INFO] [stdout] 161 | impl<'a> SeedableRng<&'a [u32]> for MTRng32 {
[INFO] [stdout]     |          ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt64.rs:155:6
[INFO] [stdout]     |
[INFO] [stdout] 155 | impl SeedableRng<u64> for MTRng64 {
[INFO] [stdout]     |      ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: trait takes 0 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/mt64.rs:165:10
[INFO] [stdout]     |
[INFO] [stdout] 165 | impl<'a> SeedableRng<&'a [u64]> for MTRng64 {
[INFO] [stdout]     |          ^^^^^^^^^^^ expected 0 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: trait defined here, with 0 generic parameters
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.6.4/src/lib.rs:246:11
[INFO] [stdout]     |
[INFO] [stdout] 246 | pub trait SeedableRng: Sized {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0407, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rand-mersenne-twister` (lib) due to 13 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f3738111e55c0589e00f617bc691726ce614d67ca03b646f043984b4eff2c606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3738111e55c0589e00f617bc691726ce614d67ca03b646f043984b4eff2c606", kill_on_drop: false }`
[INFO] [stdout] f3738111e55c0589e00f617bc691726ce614d67ca03b646f043984b4eff2c606
