[INFO] fetching crate bytekey 0.4.2...
[INFO] checking bytekey-0.4.2 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bytekey 0.4.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate bytekey 0.4.2 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytekey 0.4.2
[INFO] finished tweaking crates.io crate bytekey 0.4.2
[INFO] tweaked toml for crates.io crate bytekey 0.4.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73e958886f4331b0b7289edd0559ad6e352a4a8b9ba4badfb16aa04673d622cc
[INFO] running `Command { std: "docker" "start" "-a" "73e958886f4331b0b7289edd0559ad6e352a4a8b9ba4badfb16aa04673d622cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73e958886f4331b0b7289edd0559ad6e352a4a8b9ba4badfb16aa04673d622cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e958886f4331b0b7289edd0559ad6e352a4a8b9ba4badfb16aa04673d622cc", kill_on_drop: false }`
[INFO] [stdout] 73e958886f4331b0b7289edd0559ad6e352a4a8b9ba4badfb16aa04673d622cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e02be51989a613d7868f2dfe84b3ca7b3c4e9279acd9e63beb0b5b614ff250e2
[INFO] running `Command { std: "docker" "start" "-a" "e02be51989a613d7868f2dfe84b3ca7b3c4e9279acd9e63beb0b5b614ff250e2", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking bytekey v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 | #![feature(core, custom_attribute, io, plugin, unicode)]
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:58:40
[INFO] [stdout]    |
[INFO] [stdout] 58 | #![feature(core, custom_attribute, io, plugin, unicode)]
[INFO] [stdout]    |                                        ^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: plugins are no longer supported
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::range_inclusive`
[INFO] [stdout]  --> src/decoder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::range_inclusive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^ no `range_inclusive` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::wrapping`
[INFO] [stdout]  --> src/decoder.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::num::wrapping::OverflowingOps;
[INFO] [stdout]   |               ^^^^^^^^ could not find `wrapping` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `CharsError` in `io`
[INFO] [stdout]    --> src/decoder.rs:120:26
[INFO] [stdout]     |
[INFO] [stdout] 120 |             Some(Err(io::CharsError::NotUtf8)) => Err(Error::NotUtf8),
[INFO] [stdout]     |                          ^^^^^^^^^^ could not find `CharsError` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `CharsError` in `io`
[INFO] [stdout]    --> src/decoder.rs:121:26
[INFO] [stdout]     |
[INFO] [stdout] 121 |             Some(Err(io::CharsError::Other(error))) => Err(Error::Io(error)),
[INFO] [stdout]     |                          ^^^^^^^^^^ could not find `CharsError` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `CharsError` in `io`
[INFO] [stdout]    --> src/lib.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |             io::CharsError::NotUtf8 => Error::NotUtf8,
[INFO] [stdout]     |                 ^^^^^^^^^^ could not find `CharsError` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `CharsError` in `io`
[INFO] [stdout]    --> src/lib.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |             io::CharsError::Other(error) => Error::Io(error),
[INFO] [stdout]     |                 ^^^^^^^^^^ could not find `CharsError` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stdout]    --> src/lib.rs:137:15
[INFO] [stdout]     |
[INFO] [stdout] 137 | impl From<io::CharsError> for Error {
[INFO] [stdout]     |               ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `CharsError` in module `io`
[INFO] [stdout]    --> src/lib.rs:138:24
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn from(error: io::CharsError) -> Error {
[INFO] [stdout]     |                        ^^^^^^^^^^ not found in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Error` in crate `byteorder`
[INFO] [stdout]    --> src/lib.rs:146:22
[INFO] [stdout]     |
[INFO] [stdout] 146 | impl From<byteorder::Error> for Error {
[INFO] [stdout]     |                      ^^^^^ not found in `byteorder`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 68  + use error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use io::Error;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Error`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 146 - impl From<byteorder::Error> for Error {
[INFO] [stdout] 146 + impl From<Error> for Error {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Error` in crate `byteorder`
[INFO] [stdout]    --> src/lib.rs:147:31
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn from(error: byteorder::Error) -> Error {
[INFO] [stdout]     |                               ^^^^^ not found in `byteorder`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 68  + use error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use io::Error;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Error`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 147 -     fn from(error: byteorder::Error) -> Error {
[INFO] [stdout] 147 +     fn from(error: Error) -> Error {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Error` in `byteorder`
[INFO] [stdout]    --> src/lib.rs:149:24
[INFO] [stdout]     |
[INFO] [stdout] 149 |             byteorder::Error::UnexpectedEOF => Error::UnexpectedEof,
[INFO] [stdout]     |                        ^^^^^ could not find `Error` in `byteorder`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 68  + use error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use io::Error;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Error`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 149 -             byteorder::Error::UnexpectedEOF => Error::UnexpectedEof,
[INFO] [stdout] 149 +             Error::UnexpectedEOF => Error::UnexpectedEof,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `Error` in `byteorder`
[INFO] [stdout]    --> src/lib.rs:150:24
[INFO] [stdout]     |
[INFO] [stdout] 150 |             byteorder::Error::Io(error) => Error::Io(error),
[INFO] [stdout]     |                        ^^^^^ could not find `Error` in `byteorder`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 68  + use error::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use fmt::Error;
[INFO] [stdout]     |
[INFO] [stdout] 68  + use io::Error;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `Error`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 150 -             byteorder::Error::Io(error) => Error::Io(error),
[INFO] [stdout] 150 +             Error::Io(error) => Error::Io(error),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |             try!(self.writer.write_u8(((val >> 16) as u8) | 2 << 4));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/encoder.rs:169:48
[INFO] [stdout]     |
[INFO] [stdout] 169 |             self.writer.write_u16::<BigEndian>((val as u16))
[INFO] [stdout]     |                                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 169 -             self.writer.write_u16::<BigEndian>((val as u16))
[INFO] [stdout] 169 +             self.writer.write_u16::<BigEndian>(val as u16)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |             try!(self.writer.write_u8(((val >> 32) as u8) | 4 << 4));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/encoder.rs:174:48
[INFO] [stdout]     |
[INFO] [stdout] 174 |             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout]     |                                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 174 -             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout] 174 +             self.writer.write_u32::<BigEndian>(val as u32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             try!(self.writer.write_u16::<BigEndian>(((val >> 32) as u16) | 5 << 12));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/encoder.rs:177:48
[INFO] [stdout]     |
[INFO] [stdout] 177 |             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout]     |                                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 177 -             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout] 177 +             self.writer.write_u32::<BigEndian>(val as u32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |             try!(self.writer.write_u8(((val >> 48) as u8) | 6 << 4));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:180:13
[INFO] [stdout]     |
[INFO] [stdout] 180 |             try!(self.writer.write_u16::<BigEndian>((val >> 32) as u16));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/encoder.rs:181:48
[INFO] [stdout]     |
[INFO] [stdout] 181 |             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout]     |                                                ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 181 -             self.writer.write_u32::<BigEndian>((val as u32))
[INFO] [stdout] 181 +             self.writer.write_u32::<BigEndian>(val as u32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |             try!(self.writer.write_u8(8 << 4));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try!(self.writer.write_u8((masked >> 16) as u8));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |             try!(self.writer.write_u8((masked >> 32) as u8));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:281:13
[INFO] [stdout]     |
[INFO] [stdout] 281 |             try!(self.writer.write_u16::<BigEndian>((masked >> 32) as u16));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 |             try!(self.writer.write_u8((masked >> 48) as u8));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 286 |             try!(self.writer.write_u16::<BigEndian>((masked >> 32) as u16));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:292:13
[INFO] [stdout]     |
[INFO] [stdout] 292 |             try!(self.writer.write_u8((0x18 << 3) ^ mask as u8));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:369:9
[INFO] [stdout]     |
[INFO] [stdout] 369 |         try!(self.writer.write_all(v.as_bytes()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 |         try!(self.emit_usize(id));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 398 |         try!(self.emit_usize(id));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:451:9
[INFO] [stdout]     |
[INFO] [stdout] 451 |         try!(self.emit_bool(true));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/decoder.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read};
[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/decoder.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let header = try!(self.reader.read_u8());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let byte = try!(self.reader.read_u8());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let header = try!(self.reader.read_u8());
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let byte = try!(self.reader.read_u8());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:72:19
[INFO] [stdout]    |
[INFO] [stdout] 72 |         let val = try!(self.read_var_u64());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let val = try!(self.reader.read_i8());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:81:19
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let val = try!(self.reader.read_i16::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:85:19
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let val = try!(self.reader.read_i32::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let val = try!(self.reader.read_i64::<BigEndian>());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let val = try!(self.read_var_i64());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:98:15
[INFO] [stdout]    |
[INFO] [stdout] 98 |         match try!(self.reader.read_u8()) {
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:105:19
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let val = try!(self.reader.read_i32::<BigEndian>());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:111:19
[INFO] [stdout]     |
[INFO] [stdout] 111 |         let val = try!(self.reader.read_i64::<BigEndian>());
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let c = try!(self.read_char());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:144:18
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let id = try!(self.read_usize());
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:193:23
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let is_some = try!(self.read_bool());
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         try!(value.encode(&mut encoder));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | #![feature(core, custom_attribute, io, plugin, unicode)]
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `unicode`
[INFO] [stdout]   --> src/lib.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 | #![feature(core, custom_attribute, io, plugin, unicode)]
[INFO] [stdout]    |                                                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]   --> src/lib.rs:58:36
[INFO] [stdout]    |
[INFO] [stdout] 58 | #![feature(core, custom_attribute, io, plugin, unicode)]
[INFO] [stdout]    |                                    ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:174:32
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^
[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]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_or` found for mutable reference `&mut str` in the current scope
[INFO] [stdout]    --> src/encoder.rs:364:41
[INFO] [stdout]     |
[INFO] [stdout] 364 |         let n = v.encode_utf8(&mut buf).unwrap_or(0);
[INFO] [stdout]     |                                         ^^^^^^^^^ method not found in `&mut str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for mutable reference `&mut BufReader<R>` in the current scope
[INFO] [stdout]    --> src/decoder.rs:118:34
[INFO] [stdout]     |
[INFO] [stdout] 118 |         match (&mut self.reader).chars().next() {
[INFO] [stdout]     |                                  ^^^^^ method not found in `&mut BufReader<R>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:170:39
[INFO] [stdout]     |
[INFO] [stdout] 170 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:178:39
[INFO] [stdout]     |
[INFO] [stdout] 178 |             Error::Io(ref err) => err.cause(),
[INFO] [stdout]     |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | use std::error::Error as StdError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors; 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0557, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bytekey` (lib) due to 19 previous errors; 43 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e02be51989a613d7868f2dfe84b3ca7b3c4e9279acd9e63beb0b5b614ff250e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02be51989a613d7868f2dfe84b3ca7b3c4e9279acd9e63beb0b5b614ff250e2", kill_on_drop: false }`
[INFO] [stdout] e02be51989a613d7868f2dfe84b3ca7b3c4e9279acd9e63beb0b5b614ff250e2
