[INFO] crate rand-mersenne-twister 0.1.0 is already in cache
[INFO] checking rand-mersenne-twister-0.1.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate rand-mersenne-twister 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rand-mersenne-twister 0.1.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0a05ecf15ea901e7dcb0d980f2a89ed82a207f4825dcd308e02b18a2f397abfa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0a05ecf15ea901e7dcb0d980f2a89ed82a207f4825dcd308e02b18a2f397abfa"`
[INFO] [stderr]     Checking 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] 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<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/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<u64> 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 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0407.
[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] [stderr] warning: build failed, waiting for other jobs to finish...
[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] 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: unused import: `Rng`
[INFO] [stderr]    --> src/mt32.rs:180:16
[INFO] [stderr]     |
[INFO] [stderr] 180 |     use rand::{Rng, SeedableRng};
[INFO] [stderr]     |                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[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] warning: unused import: `Rng`
[INFO] [stderr]    --> src/mt64.rs:184:16
[INFO] [stderr]     |
[INFO] [stderr] 184 |     use rand::{Rng, SeedableRng};
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mt32.rs:214:49
[INFO] [stderr]     |
[INFO] [stderr] 214 |         let mut buf: [u8; 64 * 1024] = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/mt64.rs:220:49
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let mut buf: [u8; 64 * 1024] = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[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<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/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<u64> 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 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0407.
[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" "0a05ecf15ea901e7dcb0d980f2a89ed82a207f4825dcd308e02b18a2f397abfa"`
[INFO] running `"docker" "rm" "-f" "0a05ecf15ea901e7dcb0d980f2a89ed82a207f4825dcd308e02b18a2f397abfa"`
[INFO] [stdout] 0a05ecf15ea901e7dcb0d980f2a89ed82a207f4825dcd308e02b18a2f397abfa
