[INFO] fetching crate bitrush-index 0.1.1...
[INFO] checking bitrush-index-0.1.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate bitrush-index 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bitrush-index 0.1.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitrush-index 0.1.1
[INFO] finished tweaking crates.io crate bitrush-index 0.1.1
[INFO] tweaked toml for crates.io crate bitrush-index 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate bitrush-index 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb01bfa50a979d506f470170dcd544c70eb41cb072bba4f1bf40ea97f2e4c8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2cb01bfa50a979d506f470170dcd544c70eb41cb072bba4f1bf40ea97f2e4c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb01bfa50a979d506f470170dcd544c70eb41cb072bba4f1bf40ea97f2e4c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb01bfa50a979d506f470170dcd544c70eb41cb072bba4f1bf40ea97f2e4c8f", kill_on_drop: false }`
[INFO] [stdout] 2cb01bfa50a979d506f470170dcd544c70eb41cb072bba4f1bf40ea97f2e4c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d41e49b4ee3cb65ceecff072de3a563c6c1406c95b935c8424a3bbc4c9229664
[INFO] running `Command { std: "docker" "start" "-a" "d41e49b4ee3cb65ceecff072de3a563c6c1406c95b935c8424a3bbc4c9229664", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking bitrush-index v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ozbcbitmap/mod.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 | const OZBC_MAX_128_BYTES_ZERO: u16 = ((1 << 15) - 1);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ozbcbitmap/mod.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 | const OZBC_MAX_BYTES_ZERO: u32 = ((OZBC_MAX_128_BYTES_ZERO as u32) << 7);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ozbcbitmap/mod.rs:38:38
[INFO] [stdout]    |
[INFO] [stdout] 38 | const OZBC_MAX_128_BYTES_ZERO: u16 = ((1 << 15) - 1);
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ozbcbitmap/mod.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 | const OZBC_MAX_BYTES_ZERO: u32 = ((OZBC_MAX_128_BYTES_ZERO as u32) << 7);
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `Command { std: "docker" "inspect" "d41e49b4ee3cb65ceecff072de3a563c6c1406c95b935c8424a3bbc4c9229664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d41e49b4ee3cb65ceecff072de3a563c6c1406c95b935c8424a3bbc4c9229664", kill_on_drop: false }`
[INFO] [stdout] d41e49b4ee3cb65ceecff072de3a563c6c1406c95b935c8424a3bbc4c9229664