[INFO] fetching crate xorfilter-rs 0.5.1...
[INFO] checking xorfilter-rs-0.5.1 against master#43a4909ee98ed4d006d9d773f5d94dc58e34f846 for pr-157576
[INFO] extracting crate xorfilter-rs 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate xorfilter-rs 0.5.1
[INFO] finished tweaking crates.io crate xorfilter-rs 0.5.1
[INFO] tweaked toml for crates.io crate xorfilter-rs 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xorfilter-rs 0.5.1 on toolchain 43a4909ee98ed4d006d9d773f5d94dc58e34f846
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8
[INFO] running `Command { std: "docker" "start" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8" "/opt/rustwide/cargo-home/bin/cargo" "+43a4909ee98ed4d006d9d773f5d94dc58e34f846" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking xorfilter-rs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                     let mut s = unsafe { sets1.get_unchecked_mut(h1 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                     let mut s = unsafe { sets2.get_unchecked_mut(h2 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:307:25
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     let mut s = unsafe { sets0.get_unchecked_mut(h0 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:317:25
[INFO] [stdout]     |
[INFO] [stdout] 317 |                     let mut s = unsafe { sets2.get_unchecked_mut(h2 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:337:25
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     let mut s = unsafe { sets0.get_unchecked_mut(h0 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:346:25
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     let mut s = unsafe { sets1.get_unchecked_mut(h1 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.12.4
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> tests/xorfilter.rs:38:45
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let missing: Vec<u32> = (1..20).map(|i| (i * 2)).collect();
[INFO] [stdout]    |                                             ^     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -     let missing: Vec<u32> = (1..20).map(|i| (i * 2)).collect();
[INFO] [stdout] 38 +     let missing: Vec<u32> = (1..20).map(|i| i * 2 ).collect();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/fuse8_test.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut seed: u128 = [
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]    --> src/fuse8_test.rs:203:9
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let mut seed: u128 = [
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                     let mut s = unsafe { sets1.get_unchecked_mut(h1 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:287:25
[INFO] [stdout]     |
[INFO] [stdout] 287 |                     let mut s = unsafe { sets2.get_unchecked_mut(h2 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:307:25
[INFO] [stdout]     |
[INFO] [stdout] 307 |                     let mut s = unsafe { sets0.get_unchecked_mut(h0 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:317:25
[INFO] [stdout]     |
[INFO] [stdout] 317 |                     let mut s = unsafe { sets2.get_unchecked_mut(h2 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:337:25
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     let mut s = unsafe { sets0.get_unchecked_mut(h0 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/xor8.rs:346:25
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     let mut s = unsafe { sets1.get_unchecked_mut(h1 as usize) };
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.03s
[INFO] running `Command { std: "docker" "inspect" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8", kill_on_drop: false }`
[INFO] [stdout] d7b13a662bece58856c032a2b5a9316694db024ee90b4e995d5df2ade128d3f8
