[INFO] updating cached repository jmesmon/rust-enc-dec
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jmesmon/rust-enc-dec
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jmesmon/rust-enc-dec" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/jmesmon/rust-enc-dec"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/jmesmon/rust-enc-dec'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jmesmon/rust-enc-dec" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/jmesmon/rust-enc-dec"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/jmesmon/rust-enc-dec'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f394be5da71fe09822bed63abb6e8a3ce405981
[INFO] sha for GitHub repo jmesmon/rust-enc-dec: 5f394be5da71fe09822bed63abb6e8a3ce405981
[INFO] validating manifest of jmesmon/rust-enc-dec on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jmesmon/rust-enc-dec on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jmesmon/rust-enc-dec
[INFO] finished frobbing jmesmon/rust-enc-dec
[INFO] frobbed toml for jmesmon/rust-enc-dec written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/jmesmon/rust-enc-dec/Cargo.toml
[INFO] started frobbing jmesmon/rust-enc-dec
[INFO] finished frobbing jmesmon/rust-enc-dec
[INFO] frobbed toml for jmesmon/rust-enc-dec written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/jmesmon/rust-enc-dec/Cargo.toml
[INFO] crate jmesmon/rust-enc-dec already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jmesmon/rust-enc-dec against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/jmesmon/rust-enc-dec:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 052dbf74445397e153fc36410050f6d8f5f81555ab42ea491b285e9dea57c7eb
[INFO] running `"docker" "start" "-a" "052dbf74445397e153fc36410050f6d8f5f81555ab42ea491b285e9dea57c7eb"`
[INFO] [stderr]     Checking rs-enc-dec v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     nope!(fn emit_uint(uint) -> E)
[INFO] [stderr]    |                                   - expected `;`
[INFO] [stderr] 25 |     nope!(fn emit_u64(u64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     nope!(fn emit_u64(u64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 26 |     nope!(fn emit_u32(u32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     nope!(fn emit_u32(u32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 27 |     nope!(fn emit_u16(u16) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     nope!(fn emit_u16(u16) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 28 |     nope!(fn emit_u8(u8) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     nope!(fn emit_u8(u8) -> E)
[INFO] [stderr]    |                               - expected `;`
[INFO] [stderr] 29 |     nope!(fn emit_int(int) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     nope!(fn emit_int(int) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 30 |     nope!(fn emit_i64(i64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     nope!(fn emit_i64(i64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 31 |     nope!(fn emit_i32(i32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     nope!(fn emit_i32(i32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 32 |     nope!(fn emit_i16(i16) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     nope!(fn emit_i16(i16) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 33 |     nope!(fn emit_i8(i8) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     nope!(fn emit_i8(i8) -> E)
[INFO] [stderr]    |                               - expected `;`
[INFO] [stderr] 34 |     nope!(fn emit_bool(bool) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     nope!(fn emit_bool(bool) -> E)
[INFO] [stderr]    |                                   - expected `;`
[INFO] [stderr] 35 |     nope!(fn emit_f64(f64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     nope!(fn emit_f64(f64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 36 |     nope!(fn emit_f32(f32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found keyword `fn`
[INFO] [stderr]   --> src/empty/writer.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     nope!(fn emit_f32(f32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 37 | 
[INFO] [stderr] 38 |     fn emit_char(&mut self, _v: char) -> Result<(), E> {
[INFO] [stderr]    |     ^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:45:22
[INFO] [stderr]    |
[INFO] [stderr] 45 |                  _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                      ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |                             _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:67:37
[INFO] [stderr]    |
[INFO] [stderr] 67 |                                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:74:40
[INFO] [stderr]    |
[INFO] [stderr] 74 |                                     _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                        ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:107:28
[INFO] [stderr]     |
[INFO] [stderr] 107 |                         _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                            ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:113:32
[INFO] [stderr]     |
[INFO] [stderr] 113 |                             _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                                ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:118:25
[INFO] [stderr]     |
[INFO] [stderr] 118 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 _f: |this: &mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:138:25
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     _f: |this: &mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:144:21
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:156:29
[INFO] [stderr]     |
[INFO] [stderr] 156 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:80:33
[INFO] [stderr]    |
[INFO] [stderr] 80 |                             _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]    |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:86:37
[INFO] [stderr]    |
[INFO] [stderr] 86 |                                 _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]    |                                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:93:40
[INFO] [stderr]    |
[INFO] [stderr] 93 |                                    _f: |&mut T<'a,R>, uint|
[INFO] [stderr]    |                                        ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:102:46
[INFO] [stderr]     |
[INFO] [stderr] 102 |                                          _f: |&mut T<'a,R>|
[INFO] [stderr]     |                                              ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:120:33
[INFO] [stderr]     |
[INFO] [stderr] 120 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:127:25
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:135:29
[INFO] [stderr]     |
[INFO] [stderr] 135 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:144:33
[INFO] [stderr]     |
[INFO] [stderr] 144 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:151:33
[INFO] [stderr]     |
[INFO] [stderr] 151 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:159:27
[INFO] [stderr]     |
[INFO] [stderr] 159 |                       _f: |&mut T<'a,R>, bool| -> Result<C,E>)
[INFO] [stderr]     |                           ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:173:25
[INFO] [stderr]     |
[INFO] [stderr] 173 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:180:25
[INFO] [stderr]     |
[INFO] [stderr] 180 |                     _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:187:29
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:194:29
[INFO] [stderr]     |
[INFO] [stderr] 194 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     nope!(fn emit_uint(uint) -> E)
[INFO] [stderr]    |                                   - expected `;`
[INFO] [stderr] 25 |     nope!(fn emit_u64(u64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     nope!(fn emit_u64(u64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 26 |     nope!(fn emit_u32(u32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     nope!(fn emit_u32(u32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 27 |     nope!(fn emit_u16(u16) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     nope!(fn emit_u16(u16) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 28 |     nope!(fn emit_u8(u8) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     nope!(fn emit_u8(u8) -> E)
[INFO] [stderr]    |                               - expected `;`
[INFO] [stderr] 29 |     nope!(fn emit_int(int) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     nope!(fn emit_int(int) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 30 |     nope!(fn emit_i64(i64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     nope!(fn emit_i64(i64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 31 |     nope!(fn emit_i32(i32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     nope!(fn emit_i32(i32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 32 |     nope!(fn emit_i16(i16) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     nope!(fn emit_i16(i16) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 33 |     nope!(fn emit_i8(i8) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     nope!(fn emit_i8(i8) -> E)
[INFO] [stderr]    |                               - expected `;`
[INFO] [stderr] 34 |     nope!(fn emit_bool(bool) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     nope!(fn emit_bool(bool) -> E)
[INFO] [stderr]    |                                   - expected `;`
[INFO] [stderr] 35 |     nope!(fn emit_f64(f64) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found `nope`
[INFO] [stderr]   --> src/empty/writer.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     nope!(fn emit_f64(f64) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 36 |     nope!(fn emit_f32(f32) -> E)
[INFO] [stderr]    |     ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected `;`, found keyword `fn`
[INFO] [stderr]   --> src/empty/writer.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     nope!(fn emit_f32(f32) -> E)
[INFO] [stderr]    |                                 - expected `;`
[INFO] [stderr] 37 | 
[INFO] [stderr] 38 |     fn emit_char(&mut self, _v: char) -> Result<(), E> {
[INFO] [stderr]    |     ^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:45:22
[INFO] [stderr]    |
[INFO] [stderr] 45 |                  _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                      ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:53:25
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:59:33
[INFO] [stderr]    |
[INFO] [stderr] 59 |                             _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:67:37
[INFO] [stderr]    |
[INFO] [stderr] 67 |                                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:74:40
[INFO] [stderr]    |
[INFO] [stderr] 74 |                                     _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                                        ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:81:25
[INFO] [stderr]    |
[INFO] [stderr] 81 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/writer.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]    |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:100:25
[INFO] [stderr]     |
[INFO] [stderr] 100 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:107:28
[INFO] [stderr]     |
[INFO] [stderr] 107 |                         _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                            ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:113:32
[INFO] [stderr]     |
[INFO] [stderr] 113 |                             _: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                                ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:118:25
[INFO] [stderr]     |
[INFO] [stderr] 118 |                     _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:126:29
[INFO] [stderr]     |
[INFO] [stderr] 126 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:132:21
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 _f: |this: &mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:138:25
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     _f: |this: &mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:144:21
[INFO] [stderr]     |
[INFO] [stderr] 144 |                 _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:150:29
[INFO] [stderr]     |
[INFO] [stderr] 150 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/writer.rs:156:29
[INFO] [stderr]     |
[INFO] [stderr] 156 |                         _f: |&mut T<'a,W>| -> Result<(), E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]    |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:80:33
[INFO] [stderr]    |
[INFO] [stderr] 80 |                             _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]    |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:86:37
[INFO] [stderr]    |
[INFO] [stderr] 86 |                                 _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]    |                                     ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]   --> src/empty/reader.rs:93:40
[INFO] [stderr]    |
[INFO] [stderr] 93 |                                    _f: |&mut T<'a,R>, uint|
[INFO] [stderr]    |                                        ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:102:46
[INFO] [stderr]     |
[INFO] [stderr] 102 |                                          _f: |&mut T<'a,R>|
[INFO] [stderr]     |                                              ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:112:25
[INFO] [stderr]     |
[INFO] [stderr] 112 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:120:33
[INFO] [stderr]     |
[INFO] [stderr] 120 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:127:25
[INFO] [stderr]     |
[INFO] [stderr] 127 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:135:29
[INFO] [stderr]     |
[INFO] [stderr] 135 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:144:33
[INFO] [stderr]     |
[INFO] [stderr] 144 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:151:33
[INFO] [stderr]     |
[INFO] [stderr] 151 |                             _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                                 ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:159:27
[INFO] [stderr]     |
[INFO] [stderr] 159 |                       _f: |&mut T<'a,R>, bool| -> Result<C,E>)
[INFO] [stderr]     |                           ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:166:25
[INFO] [stderr]     |
[INFO] [stderr] 166 |                     _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:173:25
[INFO] [stderr]     |
[INFO] [stderr] 173 |                     _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:180:25
[INFO] [stderr]     |
[INFO] [stderr] 180 |                     _f: |&mut T<'a,R>, uint| -> Result<C,E>)
[INFO] [stderr]     |                         ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:187:29
[INFO] [stderr]     |
[INFO] [stderr] 187 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: expected type, found `|`
[INFO] [stderr]    --> src/empty/reader.rs:194:29
[INFO] [stderr]     |
[INFO] [stderr] 194 |                         _f: |&mut T<'a,R>| -> Result<C,E>)
[INFO] [stderr]     |                             ^ expected type
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]  --> src/main.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[deriving(Encodable,Decodable)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `emit_nil` is not a member of trait `serialize::Encoder`
[INFO] [stderr]   --> src/empty/writer.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     fn emit_nil(&mut self) -> Result<(), E> {
[INFO] [stderr] 22 | |         unimplemented!();
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Encoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `read_uint` is not a member of trait `serialize::Decoder`
[INFO] [stderr]   --> src/empty/reader.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     fn read_uint(&mut self) -> Result<uint, E> {
[INFO] [stderr] 24 | |         unimplemented!()
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Decoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `read_int` is not a member of trait `serialize::Decoder`
[INFO] [stderr]   --> src/empty/reader.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn read_int(&mut self) -> Result<int, E> {
[INFO] [stderr] 39 | |         unimplemented!()
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Decoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MemWriter` in `io`
[INFO] [stderr]   --> src/main.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut wm = std::io::MemWriter::new();
[INFO] [stderr]    |                           ^^^^^^^^^ could not find `MemWriter` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]  --> src/empty/writer.rs:9:36
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct T<'a, W : 'a + std::io::Writer> {
[INFO] [stderr]   |                                    ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]   --> src/empty/writer.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<'a, W : 'a + std::io::Writer> T<'a, W> {
[INFO] [stderr]    |                            ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]   --> src/empty/writer.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<'a, W: std::io::Writer> serialize::Encoder<E> for T<'a, W> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]  --> src/empty/reader.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct T<'a, R: 'a + std::io::Reader> {
[INFO] [stderr]   |                                   ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]   --> src/empty/reader.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<'a, R: std::io::Reader> T<'a, R> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]   --> src/empty/reader.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<'a, R: std::io::Reader> serialize::Decoder<E> for T<'a, R> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/empty/reader.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn read_uint(&mut self) -> Result<uint, E> {
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/empty/reader.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn read_int(&mut self) -> Result<int, E> {
[INFO] [stderr]    |                                      ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/empty/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / macro_rules! nope {
[INFO] [stderr] 4 | |     (fn $f:ident ( $a:ty ) -> $t:ty) => (
[INFO] [stderr] 5 | |         fn $f(&mut self, _v: $a) -> Result<(), $t> { unimplemented!() }
[INFO] [stderr] 6 | |     )
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serialize::Encodable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/writer.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serialize;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn emit_char(&mut self, _v: char) -> Result<(), E> {
[INFO] [stderr] 39 | |         unimplemented!();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn emit_str(&mut self, _v: &str) -> Result<(), E> {
[INFO] [stderr] 42 | |         unimplemented!();
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/empty/writer.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 | /     fn emit_option_none(&mut self) -> Result<(), E> {
[INFO] [stderr] 123 | |         unimplemented!()
[INFO] [stderr] 124 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<'a, W: std::io::Writer> serialize::Encoder<E> for T<'a, W> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/reader.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serialize;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     fn read_nil(&mut self) -> Result<(), E> {
[INFO] [stderr] 20 | |         unimplemented!()
[INFO] [stderr] 21 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     fn read_u64(&mut self) -> Result<u64, E> {
[INFO] [stderr] 27 | |         unimplemented!()
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     fn read_u32(&mut self) -> Result<u32, E> {
[INFO] [stderr] 30 | |         unimplemented!()
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     fn read_u16(&mut self) -> Result<u16, E> {
[INFO] [stderr] 33 | |         unimplemented!()
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     fn read_u8(&mut self) -> Result<u8, E> {
[INFO] [stderr] 36 | |         unimplemented!()
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn read_i64(&mut self) -> Result<i64, E> {
[INFO] [stderr] 42 | |         unimplemented!()
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     fn read_i32(&mut self) -> Result<i32, E> {
[INFO] [stderr] 45 | |         unimplemented!()
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | /     fn read_i16(&mut self) -> Result<i16, E> {
[INFO] [stderr] 48 | |         unimplemented!()
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | /     fn read_i8(&mut self) -> Result<i8, E> {
[INFO] [stderr] 51 | |         unimplemented!()
[INFO] [stderr] 52 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     fn read_bool(&mut self) -> Result<bool, E> {
[INFO] [stderr] 54 | |         unimplemented!()
[INFO] [stderr] 55 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     fn read_f64(&mut self) -> Result<f64, E> {
[INFO] [stderr] 57 | |         unimplemented!()
[INFO] [stderr] 58 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     fn read_f32(&mut self) -> Result<f32, E> {
[INFO] [stderr] 60 | |         unimplemented!()
[INFO] [stderr] 61 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     fn read_char(&mut self) -> Result<char, E> {
[INFO] [stderr] 63 | |         unimplemented!()
[INFO] [stderr] 64 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     fn read_str(&mut self) -> Result<String, E> {
[INFO] [stderr] 66 | |         unimplemented!()
[INFO] [stderr] 67 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/empty/reader.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 | /     fn error(&mut self, err: &str) -> E {
[INFO] [stderr] 201 | |         return E::Other(String::from_str(err));
[INFO] [stderr] 202 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<'a, R: std::io::Reader> serialize::Decoder<E> for T<'a, R> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 86 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0407, E0412, E0433, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: cannot find attribute macro `deriving` in this scope
[INFO] [stderr]  --> src/main.rs:8:3
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[deriving(Encodable,Decodable)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rs-enc-dec`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0407]: method `emit_nil` is not a member of trait `serialize::Encoder`
[INFO] [stderr]   --> src/empty/writer.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     fn emit_nil(&mut self) -> Result<(), E> {
[INFO] [stderr] 22 | |         unimplemented!();
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Encoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `read_uint` is not a member of trait `serialize::Decoder`
[INFO] [stderr]   --> src/empty/reader.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     fn read_uint(&mut self) -> Result<uint, E> {
[INFO] [stderr] 24 | |         unimplemented!()
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Decoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0407]: method `read_int` is not a member of trait `serialize::Decoder`
[INFO] [stderr]   --> src/empty/reader.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn read_int(&mut self) -> Result<int, E> {
[INFO] [stderr] 39 | |         unimplemented!()
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^ not a member of trait `serialize::Decoder`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `MemWriter` in `io`
[INFO] [stderr]   --> src/main.rs:14:27
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut wm = std::io::MemWriter::new();
[INFO] [stderr]    |                           ^^^^^^^^^ could not find `MemWriter` in `io`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]  --> src/empty/writer.rs:9:36
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct T<'a, W : 'a + std::io::Writer> {
[INFO] [stderr]   |                                    ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]   --> src/empty/writer.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl<'a, W : 'a + std::io::Writer> T<'a, W> {
[INFO] [stderr]    |                            ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Writer` in module `std::io`
[INFO] [stderr]   --> src/empty/writer.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<'a, W: std::io::Writer> serialize::Encoder<E> for T<'a, W> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]  --> src/empty/reader.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct T<'a, R: 'a + std::io::Reader> {
[INFO] [stderr]   |                                   ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]   --> src/empty/reader.rs:12:22
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<'a, R: std::io::Reader> T<'a, R> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Reader` in module `std::io`
[INFO] [stderr]   --> src/empty/reader.rs:18:22
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<'a, R: std::io::Reader> serialize::Decoder<E> for T<'a, R> {
[INFO] [stderr]    |                      ^^^^^^ help: a trait with a similar name exists: `Read`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `uint` in this scope
[INFO] [stderr]   --> src/empty/reader.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn read_uint(&mut self) -> Result<uint, E> {
[INFO] [stderr]    |                                       ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `int` in this scope
[INFO] [stderr]   --> src/empty/reader.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn read_int(&mut self) -> Result<int, E> {
[INFO] [stderr]    |                                      ^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]  --> src/empty/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | / macro_rules! nope {
[INFO] [stderr] 4 | |     (fn $f:ident ( $a:ty ) -> $t:ty) => (
[INFO] [stderr] 5 | |         fn $f(&mut self, _v: $a) -> Result<(), $t> { unimplemented!() }
[INFO] [stderr] 6 | |     )
[INFO] [stderr] 7 | | }
[INFO] [stderr]   | |_^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serialize::Encodable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/writer.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serialize;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     fn emit_char(&mut self, _v: char) -> Result<(), E> {
[INFO] [stderr] 39 | |         unimplemented!();
[INFO] [stderr] 40 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn emit_str(&mut self, _v: &str) -> Result<(), E> {
[INFO] [stderr] 42 | |         unimplemented!();
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/empty/writer.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 | /     fn emit_option_none(&mut self) -> Result<(), E> {
[INFO] [stderr] 123 | |         unimplemented!()
[INFO] [stderr] 124 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/writer.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl<'a, W: std::io::Writer> serialize::Encoder<E> for T<'a, W> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/empty/reader.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serialize;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | /     fn read_nil(&mut self) -> Result<(), E> {
[INFO] [stderr] 20 | |         unimplemented!()
[INFO] [stderr] 21 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     fn read_u64(&mut self) -> Result<u64, E> {
[INFO] [stderr] 27 | |         unimplemented!()
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     fn read_u32(&mut self) -> Result<u32, E> {
[INFO] [stderr] 30 | |         unimplemented!()
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     fn read_u16(&mut self) -> Result<u16, E> {
[INFO] [stderr] 33 | |         unimplemented!()
[INFO] [stderr] 34 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     fn read_u8(&mut self) -> Result<u8, E> {
[INFO] [stderr] 36 | |         unimplemented!()
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 | /     fn read_i64(&mut self) -> Result<i64, E> {
[INFO] [stderr] 42 | |         unimplemented!()
[INFO] [stderr] 43 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | /     fn read_i32(&mut self) -> Result<i32, E> {
[INFO] [stderr] 45 | |         unimplemented!()
[INFO] [stderr] 46 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | /     fn read_i16(&mut self) -> Result<i16, E> {
[INFO] [stderr] 48 | |         unimplemented!()
[INFO] [stderr] 49 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 | /     fn read_i8(&mut self) -> Result<i8, E> {
[INFO] [stderr] 51 | |         unimplemented!()
[INFO] [stderr] 52 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 | /     fn read_bool(&mut self) -> Result<bool, E> {
[INFO] [stderr] 54 | |         unimplemented!()
[INFO] [stderr] 55 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     fn read_f64(&mut self) -> Result<f64, E> {
[INFO] [stderr] 57 | |         unimplemented!()
[INFO] [stderr] 58 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     fn read_f32(&mut self) -> Result<f32, E> {
[INFO] [stderr] 60 | |         unimplemented!()
[INFO] [stderr] 61 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 | /     fn read_char(&mut self) -> Result<char, E> {
[INFO] [stderr] 63 | |         unimplemented!()
[INFO] [stderr] 64 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 | /     fn read_str(&mut self) -> Result<String, E> {
[INFO] [stderr] 66 | |         unimplemented!()
[INFO] [stderr] 67 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/empty/reader.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 | /     fn error(&mut self, err: &str) -> E {
[INFO] [stderr] 201 | |         return E::Other(String::from_str(err));
[INFO] [stderr] 202 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/empty/reader.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<'a, R: std::io::Reader> serialize::Decoder<E> for T<'a, R> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27812
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 86 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0407, E0412, E0433, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: Could not compile `rs-enc-dec`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "052dbf74445397e153fc36410050f6d8f5f81555ab42ea491b285e9dea57c7eb"`
[INFO] running `"docker" "rm" "-f" "052dbf74445397e153fc36410050f6d8f5f81555ab42ea491b285e9dea57c7eb"`
[INFO] [stdout] 052dbf74445397e153fc36410050f6d8f5f81555ab42ea491b285e9dea57c7eb