[INFO] crate columnar 0.0.19 is already in cache
[INFO] checking columnar-0.0.19 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate columnar 0.0.19 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate columnar 0.0.19 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate columnar 0.0.19
[INFO] finished tweaking crates.io crate columnar 0.0.19
[INFO] tweaked toml for crates.io crate columnar 0.0.19 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 33a4f4ec4b14cdcc8b06d327ddd9d8954b02075897694a457481867d80ed98b9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "33a4f4ec4b14cdcc8b06d327ddd9d8954b02075897694a457481867d80ed98b9"`
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking columnar v0.0.19 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(writer.write_u64::<LittleEndian>(*self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |         *self = try!(reader.read_u64::<LittleEndian>());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         try!(writer.write_typed_vec(self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(reader.read_typed_vec(self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         try!(self.2.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         try!(self.2.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(self.2.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |         try!(self.3.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(writer.write_u64::<LittleEndian>(*self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:17
[INFO] [stderr]    |
[INFO] [stderr] 73 |         *self = try!(reader.read_u64::<LittleEndian>());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |         try!(writer.write_typed_vec(self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:90:9
[INFO] [stderr]    |
[INFO] [stderr] 90 |         try!(reader.read_typed_vec(self));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |         try!(self.2.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         try!(self.2.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:200:9
[INFO] [stderr]     |
[INFO] [stderr] 200 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:202:9
[INFO] [stderr]     |
[INFO] [stderr] 202 |         try!(self.2.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:203:9
[INFO] [stderr]     |
[INFO] [stderr] 203 |         try!(self.3.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         try!(self.2.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         try!(self.3.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(writer.write_typed_vec(&mut self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:238:9
[INFO] [stderr]     |
[INFO] [stderr] 238 |         try!(reader.read_typed_vec(&mut self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:239:9
[INFO] [stderr]     |
[INFO] [stderr] 239 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:279:9
[INFO] [stderr]     |
[INFO] [stderr] 279 |         try!(self.write_u64::<LittleEndian>(vector.len() as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:280:9
[INFO] [stderr]     |
[INFO] [stderr] 280 |         try!(self.write_all(unsafe { typed_as_byte_slice(&mut vector[..]) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:19
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let len = try!(self.read_u64::<LittleEndian>()) as usize;
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:29
[INFO] [stderr]     |
[INFO] [stderr] 300 |             let just_read = try!(self.read(&mut slice[read..]));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |         try!(self.2.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         try!(self.3.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(writer.write_typed_vec(&mut self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 234 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:238:9
[INFO] [stderr]     |
[INFO] [stderr] 238 |         try!(reader.read_typed_vec(&mut self.0));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:239:9
[INFO] [stderr]     |
[INFO] [stderr] 239 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |         try!(self.0.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |         try!(self.1.encode(writer));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |         try!(self.0.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:268:9
[INFO] [stderr]     |
[INFO] [stderr] 268 |         try!(self.1.decode(reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:279:9
[INFO] [stderr]     |
[INFO] [stderr] 279 |         try!(self.write_u64::<LittleEndian>(vector.len() as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:280:9
[INFO] [stderr]     |
[INFO] [stderr] 280 |         try!(self.write_all(unsafe { typed_as_byte_slice(&mut vector[..]) }));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:293:19
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let len = try!(self.read_u64::<LittleEndian>()) as usize;
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:300:29
[INFO] [stderr]     |
[INFO] [stderr] 300 |             let just_read = try!(self.read(&mut slice[read..]));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::size_of`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::size_of;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 39 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 39 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]   --> benches/bench.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::io::Read;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "33a4f4ec4b14cdcc8b06d327ddd9d8954b02075897694a457481867d80ed98b9"`
[INFO] running `"docker" "rm" "-f" "33a4f4ec4b14cdcc8b06d327ddd9d8954b02075897694a457481867d80ed98b9"`
[INFO] [stdout] 33a4f4ec4b14cdcc8b06d327ddd9d8954b02075897694a457481867d80ed98b9