[INFO] fetching crate succinct 0.5.2...
[INFO] checking succinct-0.5.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate succinct 0.5.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate succinct 0.5.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] 22126f6f3e29ab32c70fed41fdcd2ed22a10e1fbec608f3921dc1dea465ddc78
[INFO] running `Command { std: "docker" "start" "-a" "22126f6f3e29ab32c70fed41fdcd2ed22a10e1fbec608f3921dc1dea465ddc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22126f6f3e29ab32c70fed41fdcd2ed22a10e1fbec608f3921dc1dea465ddc78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22126f6f3e29ab32c70fed41fdcd2ed22a10e1fbec608f3921dc1dea465ddc78", kill_on_drop: false }`
[INFO] [stdout] 22126f6f3e29ab32c70fed41fdcd2ed22a10e1fbec608f3921dc1dea465ddc78
[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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8077e1c0f8d11ab838467313300388efd0910daecb82e9789e0d933f6958fcf9
[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" "8077e1c0f8d11ab838467313300388efd0910daecb82e9789e0d933f6958fcf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking 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:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |             try!(sink.write_bit(false));
[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:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(sink.write_bit(true));
[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: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: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: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: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/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/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: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: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: 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: 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: 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/space_usage.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[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]    = 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:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         try!(sink.write_bit(true));
[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: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: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: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: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/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/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: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: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: 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: 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: 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/space_usage.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.10s
[INFO] running `Command { std: "docker" "inspect" "8077e1c0f8d11ab838467313300388efd0910daecb82e9789e0d933f6958fcf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8077e1c0f8d11ab838467313300388efd0910daecb82e9789e0d933f6958fcf9", kill_on_drop: false }`
[INFO] [stdout] 8077e1c0f8d11ab838467313300388efd0910daecb82e9789e0d933f6958fcf9