[INFO] fetching crate caf 0.1.0...
[INFO] building caf-0.1.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate caf 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate caf 0.1.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caf 0.1.0
[INFO] finished tweaking crates.io crate caf 0.1.0
[INFO] tweaked toml for crates.io crate caf 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34271cf9a2b4f76cb8af1cb9cfe5b1342a52bc0af1035fcf4557a295b7f8a060
[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" "34271cf9a2b4f76cb8af1cb9cfe5b1342a52bc0af1035fcf4557a295b7f8a060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34271cf9a2b4f76cb8af1cb9cfe5b1342a52bc0af1035fcf4557a295b7f8a060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34271cf9a2b4f76cb8af1cb9cfe5b1342a52bc0af1035fcf4557a295b7f8a060", kill_on_drop: false }`
[INFO] [stdout] 34271cf9a2b4f76cb8af1cb9cfe5b1342a52bc0af1035fcf4557a295b7f8a060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 831b2660dc9077424bebb94f90055bb44cf7471af2a4c0a3e8d2043fa527f5ed
[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" "831b2660dc9077424bebb94f90055bb44cf7471af2a4c0a3e8d2043fa527f5ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling caf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |                     bytes_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |                     frames_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                         ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |                     channels_per_frame : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                          ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |                     bits_per_channel : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |                 let num_packets =  rdt!(rdr, read_i64);
[INFO] [stdout]     |                                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |                     num_valid_frames : rdt!(rdr, read_i64),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |                     num_priming_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                          ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |                     num_remainder_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                            ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:166:16
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   let b = try!(read_vlq(&mut rdr));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |                 let channel_descriptions_count = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |                         channel_label : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |                         channel_flags : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |                         coordinates : (rdt!(rdr, read_f32),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                             ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |                 let num_entries = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                   ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:204:6
[INFO] [stdout]     |
[INFO] [stdout] 204 |                     try!(rdr.read_until(0, &mut key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:205:6
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     try!(rdr.read_until(0, &mut val));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:46
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |             _ => try!(Err(CafError::UnsupportedChunkType(chunk_type))),
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:224:3
[INFO] [stdout]     |
[INFO] [stdout] 224 |         try!(rdr.read_exact(&mut buf));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 |             &Io(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:52:39
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &FromUtf8(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         try!(rdr.read_exact(&mut hdr_buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let hdr = try!(self.read_chunk_header());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 |         try!(self.rdr.read_exact(&mut chunk_content));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let chunk_type_u32 = try!(self.rdr.read_u32::<Be>());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let chunk_size = try!(self.rdr.read_i64::<Be>());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:122:3
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(self.rdr.seek(SeekFrom::Current(hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:140:3
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(self.rdr.seek(SeekFrom::Current(-hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let hdr = try!(self.read_chunk_header());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 res.push(try!(self.read_chunk_body(&hdr)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 try!(self.to_next_chunk(&hdr));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let ch_rdr = try!(CafChunkReader::new(rdr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 |             try!(ch_rdr.read_chunks_to_mem(filter_by, &content_read));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:27
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 let (chunks, hdrs) =  try!(ch_rdr.read_chunks_to_mem(
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:324:4
[INFO] [stdout]     |
[INFO] [stdout] 324 |             try!(ch_rdr.rdr.seek(SeekFrom::Current(-(seek_backwards as i64))));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:328:18
[INFO] [stdout]     |
[INFO] [stdout] 328 |                 let ch_hdr = try!(ch_rdr.read_chunk_header());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:333:6
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     try!(ch_rdr.to_next_chunk(&ch_hdr));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 |             try!(ch_rdr.rdr.read_u32::<BigEndian>())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadBytesExt` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:339:20
[INFO] [stdout]     |
[INFO] [stdout] 32  | use byteorder::{BigEndian as Be, ReadBytesExt};
[INFO] [stdout]     |                                  ------------ the item `ReadBytesExt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 339 |             use byteorder::{ReadBytesExt, BigEndian};
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:3
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(self.ch_rdr.rdr.read_exact(&mut arr));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:415:3
[INFO] [stdout]     |
[INFO] [stdout] 415 |         try!(self.ch_rdr.rdr.read_exact(data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:462:4
[INFO] [stdout]     |
[INFO] [stdout] 462 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(-offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:65:35
[INFO] [stdout]    |
[INFO] [stdout] 65 |             NotCaf => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "831b2660dc9077424bebb94f90055bb44cf7471af2a4c0a3e8d2043fa527f5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "831b2660dc9077424bebb94f90055bb44cf7471af2a4c0a3e8d2043fa527f5ed", kill_on_drop: false }`
[INFO] [stdout] 831b2660dc9077424bebb94f90055bb44cf7471af2a4c0a3e8d2043fa527f5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07acf77634c1dd36b39ebfde321fcb165b4565279957a0799334e9d245f92426
[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" "07acf77634c1dd36b39ebfde321fcb165b4565279957a0799334e9d245f92426", kill_on_drop: false }`
[INFO] [stderr]    Compiling caf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |                     bytes_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |                     frames_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                         ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |                     channels_per_frame : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                          ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |                     bits_per_channel : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |                 let num_packets =  rdt!(rdr, read_i64);
[INFO] [stdout]     |                                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |                     num_valid_frames : rdt!(rdr, read_i64),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |                     num_priming_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                          ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |                     num_remainder_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                            ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:166:16
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   let b = try!(read_vlq(&mut rdr));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |                 let channel_descriptions_count = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |                         channel_label : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |                         channel_flags : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |                         coordinates : (rdt!(rdr, read_f32),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                             ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |                 let num_entries = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                   ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:204:6
[INFO] [stdout]     |
[INFO] [stdout] 204 |                     try!(rdr.read_until(0, &mut key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:205:6
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     try!(rdr.read_until(0, &mut val));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:46
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |             _ => try!(Err(CafError::UnsupportedChunkType(chunk_type))),
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:224:3
[INFO] [stdout]     |
[INFO] [stdout] 224 |         try!(rdr.read_exact(&mut buf));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 |             &Io(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:52:39
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &FromUtf8(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         try!(rdr.read_exact(&mut hdr_buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let hdr = try!(self.read_chunk_header());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 |         try!(self.rdr.read_exact(&mut chunk_content));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let chunk_type_u32 = try!(self.rdr.read_u32::<Be>());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let chunk_size = try!(self.rdr.read_i64::<Be>());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:122:3
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(self.rdr.seek(SeekFrom::Current(hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:140:3
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(self.rdr.seek(SeekFrom::Current(-hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let hdr = try!(self.read_chunk_header());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 res.push(try!(self.read_chunk_body(&hdr)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 try!(self.to_next_chunk(&hdr));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let ch_rdr = try!(CafChunkReader::new(rdr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 |             try!(ch_rdr.read_chunks_to_mem(filter_by, &content_read));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:27
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 let (chunks, hdrs) =  try!(ch_rdr.read_chunks_to_mem(
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:324:4
[INFO] [stdout]     |
[INFO] [stdout] 324 |             try!(ch_rdr.rdr.seek(SeekFrom::Current(-(seek_backwards as i64))));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:328:18
[INFO] [stdout]     |
[INFO] [stdout] 328 |                 let ch_hdr = try!(ch_rdr.read_chunk_header());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:333:6
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     try!(ch_rdr.to_next_chunk(&ch_hdr));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 |             try!(ch_rdr.rdr.read_u32::<BigEndian>())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadBytesExt` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:339:20
[INFO] [stdout]     |
[INFO] [stdout] 32  | use byteorder::{BigEndian as Be, ReadBytesExt};
[INFO] [stdout]     |                                  ------------ the item `ReadBytesExt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 339 |             use byteorder::{ReadBytesExt, BigEndian};
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:3
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(self.ch_rdr.rdr.read_exact(&mut arr));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:415:3
[INFO] [stdout]     |
[INFO] [stdout] 415 |         try!(self.ch_rdr.rdr.read_exact(data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:462:4
[INFO] [stdout]     |
[INFO] [stdout] 462 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(-offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:65:35
[INFO] [stdout]    |
[INFO] [stdout] 65 |             NotCaf => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |                     bytes_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 135 |                     frames_per_packet : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                         ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 136 |                     channels_per_frame : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                          ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |                     bits_per_channel : rdt!(rdr,read_u32),
[INFO] [stdout]     |                                        ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 158 |                 let num_packets =  rdt!(rdr, read_i64);
[INFO] [stdout]     |                                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 160 |                     num_valid_frames : rdt!(rdr, read_i64),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |                     num_priming_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                          ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 162 |                     num_remainder_frames : rdt!(rdr, read_i32),
[INFO] [stdout]     |                                            ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:166:16
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   let b = try!(read_vlq(&mut rdr));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |                 let channel_descriptions_count = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 181 |                         channel_label : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 182 |                         channel_flags : rdt!(rdr, read_u32),
[INFO] [stdout]     |                                         ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 183 |                         coordinates : (rdt!(rdr, read_f32),
[INFO] [stdout]     |                                        ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                             ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 184 |                             rdt!(rdr, read_f32), rdt!(rdr, read_f32)),
[INFO] [stdout]     |                                                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:124:34
[INFO] [stdout]     |
[INFO] [stdout] 124 |         ($rdr:ident, $func:ident) => { try!($rdr.$func::<Be>()) }
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 199 |                 let num_entries = rdt!(rdr, read_u32);
[INFO] [stdout]     |                                   ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `rdt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:204:6
[INFO] [stdout]     |
[INFO] [stdout] 204 |                     try!(rdr.read_until(0, &mut key));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:205:6
[INFO] [stdout]     |
[INFO] [stdout] 205 |                     try!(rdr.read_until(0, &mut val));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:16
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:210:46
[INFO] [stdout]     |
[INFO] [stdout] 210 |                     res.push((try!(String::from_utf8(key)), try!(String::from_utf8(val))));
[INFO] [stdout]     |                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |             _ => try!(Err(CafError::UnsupportedChunkType(chunk_type))),
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/chunks.rs:224:3
[INFO] [stdout]     |
[INFO] [stdout] 224 |         try!(rdr.read_exact(&mut buf));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:51:33
[INFO] [stdout]    |
[INFO] [stdout] 51 |             &Io(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:52:39
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &FromUtf8(ref err) => Some(err as &Error),
[INFO] [stdout]    |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:44:3
[INFO] [stdout]    |
[INFO] [stdout] 44 |         try!(rdr.read_exact(&mut hdr_buf));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:72:13
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let hdr = try!(self.read_chunk_header());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:3
[INFO] [stdout]    |
[INFO] [stdout] 84 |         try!(self.rdr.read_exact(&mut chunk_content));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let chunk_type_u32 = try!(self.rdr.read_u32::<Be>());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:20
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let chunk_size = try!(self.rdr.read_i64::<Be>());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:122:3
[INFO] [stdout]     |
[INFO] [stdout] 122 |         try!(self.rdr.seek(SeekFrom::Current(hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:140:3
[INFO] [stdout]     |
[INFO] [stdout] 140 |         try!(self.rdr.seek(SeekFrom::Current(-hdr.ch_size)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:164:14
[INFO] [stdout]     |
[INFO] [stdout] 164 |             let hdr = try!(self.read_chunk_header());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:193:14
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 res.push(try!(self.read_chunk_body(&hdr)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:195:5
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 try!(self.to_next_chunk(&hdr));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |         let ch_rdr = try!(CafChunkReader::new(rdr));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 |             try!(ch_rdr.read_chunks_to_mem(filter_by, &content_read));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:286:27
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 let (chunks, hdrs) =  try!(ch_rdr.read_chunks_to_mem(
[INFO] [stdout]     |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:324:4
[INFO] [stdout]     |
[INFO] [stdout] 324 |             try!(ch_rdr.rdr.seek(SeekFrom::Current(-(seek_backwards as i64))));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:328:18
[INFO] [stdout]     |
[INFO] [stdout] 328 |                 let ch_hdr = try!(ch_rdr.read_chunk_header());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:333:6
[INFO] [stdout]     |
[INFO] [stdout] 333 |                     try!(ch_rdr.to_next_chunk(&ch_hdr));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:340:4
[INFO] [stdout]     |
[INFO] [stdout] 340 |             try!(ch_rdr.rdr.read_u32::<BigEndian>())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ReadBytesExt` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:339:20
[INFO] [stdout]     |
[INFO] [stdout] 32  | use byteorder::{BigEndian as Be, ReadBytesExt};
[INFO] [stdout]     |                                  ------------ the item `ReadBytesExt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 339 |             use byteorder::{ReadBytesExt, BigEndian};
[INFO] [stdout]     |                             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:3
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(self.ch_rdr.rdr.read_exact(&mut arr));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:415:3
[INFO] [stdout]     |
[INFO] [stdout] 415 |         try!(self.ch_rdr.rdr.read_exact(data));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:462:4
[INFO] [stdout]     |
[INFO] [stdout] 462 |             try!(self.ch_rdr.rdr.seek(SeekFrom::Current(-offs)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:65:35
[INFO] [stdout]    |
[INFO] [stdout] 65 |             NotCaf => write!(f, "{}", self.description()),
[INFO] [stdout]    |                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 48 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "07acf77634c1dd36b39ebfde321fcb165b4565279957a0799334e9d245f92426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07acf77634c1dd36b39ebfde321fcb165b4565279957a0799334e9d245f92426", kill_on_drop: false }`
[INFO] [stdout] 07acf77634c1dd36b39ebfde321fcb165b4565279957a0799334e9d245f92426