[INFO] crate snap 0.2.5 is already in cache
[INFO] testing snap-0.2.5 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate snap 0.2.5 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate snap 0.2.5 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate snap 0.2.5
[INFO] finished tweaking crates.io crate snap 0.2.5
[INFO] tweaked toml for crates.io crate snap 0.2.5 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 57f5ea7632d1af09bcc32f98a9c8663acb45f87c8517cc43742af3b25d33e788
[INFO] running `"docker" "start" "-a" "57f5ea7632d1af09bcc32f98a9c8663acb45f87c8517cc43742af3b25d33e788"`
[INFO] [stderr]    Compiling snap v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let n = try!(self.compress(input, &mut buf));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Ok(try!(Header::read(input)).decompress_len)
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:84:19
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let hdr = try!(Header::read(input));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         try!(dec.decompress());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let mut buf = vec![0; try!(decompress_len(input))];
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let n = try!(self.decompress(input, &mut buf));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 try!(self.read_literal(len));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 |                 try!(self.read_copy(byte));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:246:22
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let offset = try!(entry.offset(self.src, self.s));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:149:21
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     try!(self.inner.as_mut().unwrap().write(buf))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:152:21
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     try!(self.flush());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |         try!(self.inner.as_mut().unwrap().write(&self.src));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             try!(self.w.write_all(STREAM_IDENTIFIER));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:198:32
[INFO] [stderr]     |
[INFO] [stderr] 198 |             let compress_len = try!(self.enc.compress(src, &mut self.dst));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:210:13
[INFO] [stderr]     |
[INFO] [stderr] 210 |             try!(self.w.write_all(&self.chunk_header));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:212:17
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 try!(self.w.write_all(&self.dst[0..compress_len]))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 try!(self.w.write_all(src))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:286:17
[INFO] [stderr]     |
[INFO] [stderr] 286 |             if !try!(read_exact_eof(&mut self.r, &mut self.src[0..4])) {
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:324:21
[INFO] [stderr]     |
[INFO] [stderr] 324 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:341:40
[INFO] [stderr]     |
[INFO] [stderr] 341 |                     let expected_sum = try!(self.r.read_u32::<LE>());
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:349:21
[INFO] [stderr]     |
[INFO] [stderr] 349 |                     try!(self.r.read_exact(&mut self.dst[0..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:361:40
[INFO] [stderr]     |
[INFO] [stderr] 361 |                     let expected_sum = try!(self.r.read_u32::<LE>());
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:369:21
[INFO] [stderr]     |
[INFO] [stderr] 369 |                     try!(self.r.read_exact(&mut self.src[0..sn]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:370:30
[INFO] [stderr]     |
[INFO] [stderr] 370 |                     let dn = try!(decompress_len(&self.src));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:377:21
[INFO] [stderr]     |
[INFO] [stderr] 377 |                     try!(self.dec.decompress(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:290:32
[INFO] [stderr]     |
[INFO] [stderr] 290 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |         self.err.cause()
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "57f5ea7632d1af09bcc32f98a9c8663acb45f87c8517cc43742af3b25d33e788"`
[INFO] running `"docker" "rm" "-f" "57f5ea7632d1af09bcc32f98a9c8663acb45f87c8517cc43742af3b25d33e788"`
[INFO] [stdout] 57f5ea7632d1af09bcc32f98a9c8663acb45f87c8517cc43742af3b25d33e788
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4da5f9a5dbf49cf098a5c99f21f9911697299145acd0b365234ec998e80b3c4d
[INFO] running `"docker" "start" "-a" "4da5f9a5dbf49cf098a5c99f21f9911697299145acd0b365234ec998e80b3c4d"`
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling snap v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> examples/compress-escaped.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 9  | use std::io::{self, Write};
[INFO] [stderr]    |                     ----- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 32 |     use std::io::Write;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:161:17
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let n = try!(self.compress(input, &mut buf));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 |     Ok(try!(Header::read(input)).decompress_len)
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:84:19
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let hdr = try!(Header::read(input));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decompress.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         try!(dec.decompress());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:111:31
[INFO] [stderr]     |
[INFO] [stderr] 111 |         let mut buf = vec![0; try!(decompress_len(input))];
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let n = try!(self.decompress(input, &mut buf));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 try!(self.read_literal(len));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:143:17
[INFO] [stderr]     |
[INFO] [stderr] 143 |                 try!(self.read_copy(byte));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:246:22
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let offset = try!(entry.offset(self.src, self.s));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:149:21
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     try!(self.inner.as_mut().unwrap().write(buf))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:152:21
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     try!(self.flush());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:172:9
[INFO] [stderr]     |
[INFO] [stderr] 172 |         try!(self.inner.as_mut().unwrap().write(&self.src));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             try!(self.w.write_all(STREAM_IDENTIFIER));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:198:32
[INFO] [stderr]     |
[INFO] [stderr] 198 |             let compress_len = try!(self.enc.compress(src, &mut self.dst));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:210:13
[INFO] [stderr]     |
[INFO] [stderr] 210 |             try!(self.w.write_all(&self.chunk_header));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:212:17
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 try!(self.w.write_all(&self.dst[0..compress_len]))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:214:17
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 try!(self.w.write_all(src))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:286:17
[INFO] [stderr]     |
[INFO] [stderr] 286 |             if !try!(read_exact_eof(&mut self.r, &mut self.src[0..4])) {
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:324:21
[INFO] [stderr]     |
[INFO] [stderr] 324 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:333:21
[INFO] [stderr]     |
[INFO] [stderr] 333 |                     try!(self.r.read_exact(&mut self.src[0..len]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:341:40
[INFO] [stderr]     |
[INFO] [stderr] 341 |                     let expected_sum = try!(self.r.read_u32::<LE>());
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:349:21
[INFO] [stderr]     |
[INFO] [stderr] 349 |                     try!(self.r.read_exact(&mut self.dst[0..n]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:361:40
[INFO] [stderr]     |
[INFO] [stderr] 361 |                     let expected_sum = try!(self.r.read_u32::<LE>());
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:369:21
[INFO] [stderr]     |
[INFO] [stderr] 369 |                     try!(self.r.read_exact(&mut self.src[0..sn]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:370:30
[INFO] [stderr]     |
[INFO] [stderr] 370 |                     let dn = try!(decompress_len(&self.src));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:377:21
[INFO] [stderr]     |
[INFO] [stderr] 377 |                     try!(self.dec.decompress(
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:290:32
[INFO] [stderr]     |
[INFO] [stderr] 290 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:52:18
[INFO] [stderr]    |
[INFO] [stderr] 52 |         self.err.cause()
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `"docker" "inspect" "4da5f9a5dbf49cf098a5c99f21f9911697299145acd0b365234ec998e80b3c4d"`
[INFO] running `"docker" "rm" "-f" "4da5f9a5dbf49cf098a5c99f21f9911697299145acd0b365234ec998e80b3c4d"`
[INFO] [stdout] 4da5f9a5dbf49cf098a5c99f21f9911697299145acd0b365234ec998e80b3c4d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 26acd315a2483a82535e5bda67f263432ae58f75e47f990d8ddd4c75152d3e39
[INFO] running `"docker" "start" "-a" "26acd315a2483a82535e5bda67f263432ae58f75e47f990d8ddd4c75152d3e39"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snap-01a552aea6d8223b
[INFO] [stdout] 
[INFO] [stdout] running 62 tests
[INFO] [stdout] test tests::data_golden::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_golden_rev ... ok
[INFO] [stdout] test tests::data_html::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_golden::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_jpg::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_pb::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_pdf::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_gaviota::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_pb::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_html::roundtrip_frame ... ok
[INFO] [stdout] test tests::decompress_copy_close_to_end_1 ... ok
[INFO] [stdout] test tests::data_txt2::roundtrip_raw ... ok
[INFO] [stdout] test tests::decompress_copy_close_to_end_2 ... ok
[INFO] [stdout] test tests::empty::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_jpg::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_pdf::roundtrip_frame ... ok
[INFO] [stdout] test tests::err_copy1 ... ok
[INFO] [stdout] test tests::empty::roundtrip_raw ... ok
[INFO] [stdout] test tests::err_copy2a ... ok
[INFO] [stdout] test tests::err_copy2b ... ok
[INFO] [stdout] test tests::data_txt1::roundtrip_raw ... ok
[INFO] [stdout] test tests::err_copy3a ... ok
[INFO] [stdout] test tests::err_copy3b ... ok
[INFO] [stdout] test tests::err_copy3c ... ok
[INFO] [stdout] test tests::err_copy3d ... ok
[INFO] [stdout] test tests::err_header_mismatch ... ok
[INFO] [stdout] test tests::err_copy_offset_big ... ok
[INFO] [stdout] test tests::err_copy_offset_zero ... ok
[INFO] [stdout] test tests::err_lit ... ok
[INFO] [stdout] test tests::err_lit_big1 ... ok
[INFO] [stdout] test tests::err_empty ... ok
[INFO] [stdout] test tests::err_copy_len_big ... ok
[INFO] [stdout] test tests::err_varint1 ... ok
[INFO] [stdout] test tests::data_gaviota::roundtrip_frame ... ok
[INFO] [stdout] test tests::err_varint3 ... ok
[INFO] [stdout] test tests::err_varint2 ... ok
[INFO] [stdout] test tests::err_lit_big2b ... ok
[INFO] [stdout] test tests::err_lit_big2a ... ok
[INFO] [stdout] test tests::one_zero::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_html4::roundtrip_raw ... ok
[INFO] [stdout] test tests::random1::roundtrip_raw ... ok
[INFO] [stdout] test tests::one_zero::roundtrip_frame ... ok
[INFO] [stdout] test tests::random2::roundtrip_raw ... ok
[INFO] [stdout] test tests::random3::roundtrip_frame ... ok
[INFO] [stdout] test tests::random3::roundtrip_raw ... ok
[INFO] [stdout] test tests::random4::roundtrip_raw ... ok
[INFO] [stdout] test tests::random4::roundtrip_frame ... ok
[INFO] [stdout] test tests::small_copy ... ok
[INFO] [stdout] test tests::random2::roundtrip_frame ... ok
[INFO] [stdout] test tests::random1::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_txt2::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_txt1::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_html4::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_txt3::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_txt3::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_txt4::roundtrip_frame ... ok
[INFO] [stdout] test tests::data_txt4::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_urls::roundtrip_raw ... ok
[INFO] [stdout] test tests::data_urls::roundtrip_frame ... ok
[INFO] [stdout] test tests::small_regular ... ok
[INFO] [stdout] test tests::qc_roundtrip ... ok
[INFO] [stdout] test tests::qc_roundtrip_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 62 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snap
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 15) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 47) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 68) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "26acd315a2483a82535e5bda67f263432ae58f75e47f990d8ddd4c75152d3e39"`
[INFO] running `"docker" "rm" "-f" "26acd315a2483a82535e5bda67f263432ae58f75e47f990d8ddd4c75152d3e39"`
[INFO] [stdout] 26acd315a2483a82535e5bda67f263432ae58f75e47f990d8ddd4c75152d3e39