[INFO] fetching crate rand-mersenne-twister 0.1.0...
[INFO] documenting rand-mersenne-twister-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rand-mersenne-twister 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rand-mersenne-twister 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55a2c8d9cc5bcd32b1a514d215cc5e04b57e058ba4aed1bc7357ba262a54737a
[INFO] running `Command { std: "docker" "start" "-a" "55a2c8d9cc5bcd32b1a514d215cc5e04b57e058ba4aed1bc7357ba262a54737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55a2c8d9cc5bcd32b1a514d215cc5e04b57e058ba4aed1bc7357ba262a54737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55a2c8d9cc5bcd32b1a514d215cc5e04b57e058ba4aed1bc7357ba262a54737a", kill_on_drop: false }`
[INFO] [stdout] 55a2c8d9cc5bcd32b1a514d215cc5e04b57e058ba4aed1bc7357ba262a54737a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646482cfbb6dc43b05ac21a7ea36e01f11d69790425a54ac201e8c9308e1e3bf
[INFO] running `Command { std: "docker" "start" "-a" "646482cfbb6dc43b05ac21a7ea36e01f11d69790425a54ac201e8c9308e1e3bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]  Documenting 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: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0407`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rand-mersenne-twister`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name rand_mersenne_twister src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=11215127172a1f90 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-15cb7418340117c0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "646482cfbb6dc43b05ac21a7ea36e01f11d69790425a54ac201e8c9308e1e3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646482cfbb6dc43b05ac21a7ea36e01f11d69790425a54ac201e8c9308e1e3bf", kill_on_drop: false }`
[INFO] [stdout] 646482cfbb6dc43b05ac21a7ea36e01f11d69790425a54ac201e8c9308e1e3bf