[INFO] fetching crate boomphf 0.5.2...
[INFO] checking boomphf-0.5.2 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate boomphf 0.5.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate boomphf 0.5.2 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate boomphf 0.5.2
[INFO] finished tweaking crates.io crate boomphf 0.5.2
[INFO] tweaked toml for crates.io crate boomphf 0.5.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wyhash v0.3.0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e96c57502bdb32ff396fa601e4196bd7fc1d69e0d552f6eb81acf4873954e73d
[INFO] running `"docker" "start" "-a" "e96c57502bdb32ff396fa601e4196bd7fc1d69e0d552f6eb81acf4873954e73d"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking wyhash v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking boomphf v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitvector.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitvector.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         try!(write!(
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr] warning: method is never used: `ones`
[INFO] [stderr]    --> src/bitvector.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn ones(bits: usize) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]    --> src/bitvector.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert_all`
[INFO] [stderr]    --> src/bitvector.rs:263:5
[INFO] [stderr]     |
[INFO] [stderr] 263 |     pub fn insert_all(&self, all: &BitVector) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_with_seed_slow`
[INFO] [stderr]   --> src/lib.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn hash_with_seed_slow<T: Hash>(iter: u64, v: &T) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking quickcheck v0.3.2
[INFO] [stderr] warning: unused variable: `phf`
[INFO] [stderr]   --> benches/build.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let phf = Mphf::new(2.0, &items);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_phf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `phf`
[INFO] [stderr]   --> benches/build.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let phf = Mphf::new_parallel(2.0, &items, None);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_phf`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitvector.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(write!(f, "["));
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bitvector.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         try!(write!(
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hash_with_seed_slow`
[INFO] [stderr]   --> src/lib.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn hash_with_seed_slow<T: Hash>(iter: u64, v: &T) -> u64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "e96c57502bdb32ff396fa601e4196bd7fc1d69e0d552f6eb81acf4873954e73d"`
[INFO] running `"docker" "rm" "-f" "e96c57502bdb32ff396fa601e4196bd7fc1d69e0d552f6eb81acf4873954e73d"`
[INFO] [stdout] e96c57502bdb32ff396fa601e4196bd7fc1d69e0d552f6eb81acf4873954e73d