[INFO] fetching crate succinct 0.5.2...
[INFO] building succinct-0.5.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate succinct 0.5.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate succinct 0.5.2
[INFO] finished tweaking crates.io crate succinct 0.5.2
[INFO] tweaked toml for crates.io crate succinct 0.5.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate succinct 0.5.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding quickcheck v0.9.2 (available: v1.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41c6ac4899ce5de2679638eef8349c47c7f343335ef1f55958929f2a4318465a
[INFO] running `Command { std: "docker" "start" "-a" "41c6ac4899ce5de2679638eef8349c47c7f343335ef1f55958929f2a4318465a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41c6ac4899ce5de2679638eef8349c47c7f343335ef1f55958929f2a4318465a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c6ac4899ce5de2679638eef8349c47c7f343335ef1f55958929f2a4318465a", kill_on_drop: false }`
[INFO] [stdout] 41c6ac4899ce5de2679638eef8349c47c7f343335ef1f55958929f2a4318465a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dc35bd8db6478ccb792df9a9bfcbe4fae7413ec3b52de2c19c3bc42ae58e707
[INFO] running `Command { std: "docker" "start" "-a" "4dc35bd8db6478ccb792df9a9bfcbe4fae7413ec3b52de2c19c3bc42ae58e707", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling succinct v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(sink.write_bit(true));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |             try!(sink.write_bit(false));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(self.0.encode(sink, nbits as u64));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |         if let Some(nbits) = try!(self.0.decode(source)) {
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(low_bits) = try!(source.read_int::<u64>(nbits as usize))
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(sink.write_bit(false));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             try!(sink.write_int_be(nbits, value));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |             if let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                        try!(source.read_int_be::<u64>(result as usize)) {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             try!(sink.write_bit(bit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(sink.write_int(self.0 as usize, base));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(sink.write_int(self.0 as usize, digit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             if let Some(digit) = try!(source.read_int::<u64>(self.0 as usize)) {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/storage.rs:182:51
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 "Block::get_bits: out of bounds");;
[INFO] [stdout]     |                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(self.write_bit(value & N::one() != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(self.write_bit(value & mask != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |             try!(formatter.write_str(bit));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::prim::*`
[INFO] [stdout]   --> src/bit_vec/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::prim::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         try!(write!(formatter, "IntVector {{ element_bits: {}, elements: {{ ",
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |             try!(write!(formatter, "{:?}, ", element));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/space_usage.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn slice_mut<R: IntoRange<u64>>(&mut self, range: R)
[INFO] [stdout]    |                                         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 67 |                                         -> BitSliceMut<Base> {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |                                         -> BitSliceMut<'_, Base> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<Base> {
[INFO] [stdout]    |                                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<'_, Base> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/int_vec/int_vector.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "4dc35bd8db6478ccb792df9a9bfcbe4fae7413ec3b52de2c19c3bc42ae58e707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc35bd8db6478ccb792df9a9bfcbe4fae7413ec3b52de2c19c3bc42ae58e707", kill_on_drop: false }`
[INFO] [stdout] 4dc35bd8db6478ccb792df9a9bfcbe4fae7413ec3b52de2c19c3bc42ae58e707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8117a9d0f92b96da482273084c738769ce2c9459f7dd643686e33fe057db028d
[INFO] running `Command { std: "docker" "start" "-a" "8117a9d0f92b96da482273084c738769ce2c9459f7dd643686e33fe057db028d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(sink.write_bit(true));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |             try!(sink.write_bit(false));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(self.0.encode(sink, nbits as u64));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |         if let Some(nbits) = try!(self.0.decode(source)) {
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(low_bits) = try!(source.read_int::<u64>(nbits as usize))
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(sink.write_bit(false));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             try!(sink.write_int_be(nbits, value));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |             if let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                        try!(source.read_int_be::<u64>(result as usize)) {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             try!(sink.write_bit(bit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(sink.write_int(self.0 as usize, base));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(sink.write_int(self.0 as usize, digit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             if let Some(digit) = try!(source.read_int::<u64>(self.0 as usize)) {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/storage.rs:182:51
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 "Block::get_bits: out of bounds");;
[INFO] [stdout]     |                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(self.write_bit(value & N::one() != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(self.write_bit(value & mask != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |             try!(formatter.write_str(bit));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::prim::*`
[INFO] [stdout]   --> src/bit_vec/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::prim::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         try!(write!(formatter, "IntVector {{ element_bits: {}, elements: {{ ",
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |             try!(write!(formatter, "{:?}, ", element));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/space_usage.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn slice_mut<R: IntoRange<u64>>(&mut self, range: R)
[INFO] [stdout]    |                                         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 67 |                                         -> BitSliceMut<Base> {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |                                         -> BitSliceMut<'_, Base> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<Base> {
[INFO] [stdout]    |                                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<'_, Base> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/int_vec/int_vector.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling succinct v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(sink.write_bit(true));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |             try!(sink.write_bit(false));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/unary.rs:24:31
[INFO] [stdout]    |
[INFO] [stdout] 24 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(self.0.encode(sink, nbits as u64));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |         if let Some(nbits) = try!(self.0.decode(source)) {
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:45:37
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(low_bits) = try!(source.read_int::<u64>(nbits as usize))
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         try!(sink.write_bit(false));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |             try!(sink.write_int_be(nbits, value));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |             if let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/elias.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |                        try!(source.read_int_be::<u64>(result as usize)) {
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:65:13
[INFO] [stdout]    |
[INFO] [stdout] 65 |             try!(sink.write_bit(bit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(fib.next());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/fib.rs:76:31
[INFO] [stdout]    |
[INFO] [stdout] 76 |         while let Some(bit) = try!(source.read_bit()) {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(sink.write_int(self.0 as usize, base));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(sink.write_int(self.0 as usize, digit));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/coding/comma.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             if let Some(digit) = try!(source.read_int::<u64>(self.0 as usize)) {
[INFO] [stdout]    |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/storage.rs:182:51
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 "Block::get_bits: out of bounds");;
[INFO] [stdout]     |                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:21:32
[INFO] [stdout]    |
[INFO] [stdout] 21 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 45 |             if let Some(bit) = try!(self.read_bit()) {
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |             try!(self.write_bit(value & N::one() != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/stream/traits.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |             try!(self.write_bit(value & mask != N::zero()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:231:13
[INFO] [stdout]     |
[INFO] [stdout] 231 |             try!(formatter.write_str(bit));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::prim::*`
[INFO] [stdout]   --> src/bit_vec/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use self::prim::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:413:9
[INFO] [stdout]     |
[INFO] [stdout] 413 |         try!(write!(formatter, "IntVector {{ element_bits: {}, elements: {{ ",
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/int_vec/int_vector.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |             try!(write!(formatter, "{:?}, ", element));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/space_usage.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to functions, inherent methods, provided trait methods, trait methods in impl blocks, and closures
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bit_vec/bit_vector.rs:179:17
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn slice_mut<R: IntoRange<u64>>(&mut self, range: R)
[INFO] [stdout]    |                                         ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 67 |                                         -> BitSliceMut<Base> {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 67 |                                         -> BitSliceMut<'_, Base> {
[INFO] [stdout]    |                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/bit_vec/bit_slice.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<Base> {
[INFO] [stdout]    |                                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn slice<R: IntoRange<u64>>(&self, range: R) -> BitSlice<'_, Base> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/int_vec/int_vector.rs:281:17
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<Block> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub fn iter(&self) -> Iter<'_, Block> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "8117a9d0f92b96da482273084c738769ce2c9459f7dd643686e33fe057db028d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8117a9d0f92b96da482273084c738769ce2c9459f7dd643686e33fe057db028d", kill_on_drop: false }`
[INFO] [stdout] 8117a9d0f92b96da482273084c738769ce2c9459f7dd643686e33fe057db028d
