[INFO] fetching crate netio 0.6.1...
[INFO] checking netio-0.6.1 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate netio 0.6.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate netio 0.6.1 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netio 0.6.1
[INFO] finished tweaking crates.io crate netio 0.6.1
[INFO] tweaked toml for crates.io crate netio 0.6.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2de088eab2c3540cfc8d2dcc3bfe79ef88f2b2a673900548c9946c400e8603d
[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" "b2de088eab2c3540cfc8d2dcc3bfe79ef88f2b2a673900548c9946c400e8603d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2de088eab2c3540cfc8d2dcc3bfe79ef88f2b2a673900548c9946c400e8603d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2de088eab2c3540cfc8d2dcc3bfe79ef88f2b2a673900548c9946c400e8603d", kill_on_drop: false }`
[INFO] [stdout] b2de088eab2c3540cfc8d2dcc3bfe79ef88f2b2a673900548c9946c400e8603d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 118ccb817af569efa8ed47c6563d729041768dabeeffbdd32796d110ffdf2c51
[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" "118ccb817af569efa8ed47c6563d729041768dabeeffbdd32796d110ffdf2c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling netio v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/impls/mod.rs:151:15
[INFO] [stdout]     |
[INFO] [stdout] 151 |         match try!(self.read_into_buf()) {
[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/adapt/mod.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 try!(self.inner.seek(std::io::SeekFrom::Start(0)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |         if try!(self.inner.fill_buf()).is_empty() {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |             try!(self.inner.seek(std::io::SeekFrom::Start(0)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let n = try!(self.inner.read(&mut buf[..max]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:189:45
[INFO] [stdout]     |
[INFO] [stdout] 189 |         if self.limit == 0 || self.limit == try!(self.fill_buf()).len() as u64 {
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let buf = try!(self.inner.grow_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let amt = try!(self.inner.write(&buf[..amt]));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |             match try!(self.first.read(buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:261:19
[INFO] [stdout]     |
[INFO] [stdout] 261 |             match try!(self.first.fill_buf()) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/iter.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |             match try!(self.vec[0].read(buf)) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iter.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |             if try!(self.vec[0].fill_buf()).len() == 0 {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |             (buf.len(), try!(utf8_valid_up_to(buf)))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:116:31
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 valid_up_to = try!(utf8_valid_up_to(try!(self.inner.grow_buf())));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:116:53
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 valid_up_to = try!(utf8_valid_up_to(try!(self.inner.grow_buf())));
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let start = try!(utf8_valid_up_to(try!(self.inner.fill_buf())));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:167:43
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let start = try!(utf8_valid_up_to(try!(self.inner.fill_buf())));
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let buf = try!(self.inner.grow_buf());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:171:28
[INFO] [stdout]     |
[INFO] [stdout] 171 |             valid_up_to += try!(utf8_valid_up_to(&buf[valid_up_to..]));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 let available = try!(self.fill_buf_str());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:319:21
[INFO] [stdout]     |
[INFO] [stdout] 319 |                     try!(self.grow_buf_str())
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:321:21
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     try!(self.fill_buf_str())
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufread.rs:189:33
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let available = try!(BufRead::fill_buf(self));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufread.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 try!(buf.write(available))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bufreadgrow.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let len = try!(self.fill_buf()).len();
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bufreadgrow.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 while try!(self.grow_buf()).len() < size {}
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:123:45
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:123:76
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:168:45
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:168:76
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let buf = try!(reader.fill_buf());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try!(writer.write(buf))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let buf = try!(reader.fill_buf());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:95:35
[INFO] [stdout]    |
[INFO] [stdout] 95 |                     let written = try!(writer.write(&buf[..i + 1]));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:98:33
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 None => (false, try!(writer.write(buf))),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/mock.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let amt = try!(self.inner.read(buf));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/bufread.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/impls/mod.rs:151:15
[INFO] [stdout]     |
[INFO] [stdout] 151 |         match try!(self.read_into_buf()) {
[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/adapt/mod.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 try!(self.inner.seek(std::io::SeekFrom::Start(0)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:115:12
[INFO] [stdout]     |
[INFO] [stdout] 115 |         if try!(self.inner.fill_buf()).is_empty() {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |             try!(self.inner.seek(std::io::SeekFrom::Start(0)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:158:17
[INFO] [stdout]     |
[INFO] [stdout] 158 |         let n = try!(self.inner.read(&mut buf[..max]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:172:19
[INFO] [stdout]     |
[INFO] [stdout] 172 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:189:45
[INFO] [stdout]     |
[INFO] [stdout] 189 |         if self.limit == 0 || self.limit == try!(self.fill_buf()).len() as u64 {
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let buf = try!(self.inner.grow_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let amt = try!(self.inner.write(&buf[..amt]));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:247:19
[INFO] [stdout]     |
[INFO] [stdout] 247 |             match try!(self.first.read(buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/adapt/mod.rs:261:19
[INFO] [stdout]     |
[INFO] [stdout] 261 |             match try!(self.first.fill_buf()) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/iter.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |             match try!(self.vec[0].read(buf)) {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/iter.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |             if try!(self.vec[0].fill_buf()).len() == 0 {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:112:25
[INFO] [stdout]     |
[INFO] [stdout] 112 |             (buf.len(), try!(utf8_valid_up_to(buf)))
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:116:31
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 valid_up_to = try!(utf8_valid_up_to(try!(self.inner.grow_buf())));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:116:53
[INFO] [stdout]     |
[INFO] [stdout] 116 |                 valid_up_to = try!(utf8_valid_up_to(try!(self.inner.grow_buf())));
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let start = try!(utf8_valid_up_to(try!(self.inner.fill_buf())));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:167:43
[INFO] [stdout]     |
[INFO] [stdout] 167 |         let start = try!(utf8_valid_up_to(try!(self.inner.fill_buf())));
[INFO] [stdout]     |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:170:23
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let buf = try!(self.inner.grow_buf());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:171:28
[INFO] [stdout]     |
[INFO] [stdout] 171 |             valid_up_to += try!(utf8_valid_up_to(&buf[valid_up_to..]));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:173:19
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let buf = try!(self.inner.fill_buf());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:242:33
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 let available = try!(self.fill_buf_str());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:319:21
[INFO] [stdout]     |
[INFO] [stdout] 319 |                     try!(self.grow_buf_str())
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/utf8/read.rs:321:21
[INFO] [stdout]     |
[INFO] [stdout] 321 |                     try!(self.fill_buf_str())
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufread.rs:189:33
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 let available = try!(BufRead::fill_buf(self));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufread.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 try!(buf.write(available))
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bufreadgrow.rs:80:19
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let len = try!(self.fill_buf()).len();
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bufreadgrow.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 while try!(self.grow_buf()).len() < size {}
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:123:45
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:123:76
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:168:45
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/bufreadgrow.rs:168:76
[INFO] [stdout]     |
[INFO] [stdout] 168 |                 let available = if extend { try!(self.grow_buf()) } else { try!(self.fill_buf()) };
[INFO] [stdout]     |                                                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let buf = try!(reader.fill_buf());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try!(writer.write(buf))
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let buf = try!(reader.fill_buf());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:95:35
[INFO] [stdout]    |
[INFO] [stdout] 95 |                     let written = try!(writer.write(&buf[..i + 1]));
[INFO] [stdout]    |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/copy.rs:98:33
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 None => (false, try!(writer.write(buf))),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/mock.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let amt = try!(self.inner.read(buf));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/bufread.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "118ccb817af569efa8ed47c6563d729041768dabeeffbdd32796d110ffdf2c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118ccb817af569efa8ed47c6563d729041768dabeeffbdd32796d110ffdf2c51", kill_on_drop: false }`
[INFO] [stdout] 118ccb817af569efa8ed47c6563d729041768dabeeffbdd32796d110ffdf2c51
