[INFO] crate rsnappy 0.1.0 is already in cache
[INFO] testing rsnappy-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate rsnappy 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rsnappy 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rsnappy 0.1.0
[INFO] finished tweaking crates.io crate rsnappy 0.1.0
[INFO] tweaked toml for crates.io crate rsnappy 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83a453803aaf00ebce38946e10672deaebe36ce88e9e0e7d39c80125fc3ad985
[INFO] running `"docker" "start" "-a" "83a453803aaf00ebce38946e10672deaebe36ce88e9e0e7d39c80125fc3ad985"`
[INFO] [stderr]    Compiling rsnappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decompress.rs:216:31
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let uncompressed_length = try!(read_uncompressed_length(reader));
[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/compress.rs:49:24
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let metadata = try!(self.get_ref().metadata());
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:216:31
[INFO] [stderr]     |
[INFO] [stderr] 216 |     let uncompressed_length = try!(inp.available()) as u32;
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:217:5
[INFO] [stderr]     |
[INFO] [stderr] 217 |     try!(write_varint(out, uncompressed_length));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:231:17
[INFO] [stderr]     |
[INFO] [stderr] 231 |                 try!(compress_block(chunk, out, &mut dict));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 266 |         try!(emit_literal(out, &block[literal_start..i]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             try!(emit_copy(out, copy_offset, copy_len));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:296:9
[INFO] [stderr]     |
[INFO] [stderr] 296 |         try!(do_emit_copy(out, offset, MAX_COPY_LEN));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:301:9
[INFO] [stderr]     |
[INFO] [stderr] 301 |         try!(do_emit_copy(out, offset, to_emit));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:316:9
[INFO] [stderr]     |
[INFO] [stderr] 316 |         try!(out.write(&[tag, low_len]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         try!(out.write(&[tag]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(write_u16_le(out, offset as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         try!(out.write(&[tag]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |         try!(out.write_all(literal));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         try!(out.write(&ds[..count + 1]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:346:9
[INFO] [stderr]     |
[INFO] [stderr] 346 |         try!(out.write_all(literal));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:424:5
[INFO] [stderr]     |
[INFO] [stderr] 424 |     try!(out.write(s));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compress.rs:457:5
[INFO] [stderr]     |
[INFO] [stderr] 457 |     try!(out.write(&ds[..nbytes]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/decompress.rs:269:22
[INFO] [stderr]     |
[INFO] [stderr] 269 |             for i in (0..len as usize) {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: this operation will panic at runtime
[INFO] [stderr]   --> src/compress.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |                 self.queue[3] = self.queue[2];
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ index out of bounds: the len is 3 but the index is 3
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[deny(unconditional_panic)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: this operation will panic at runtime
[INFO] [stderr]   --> src/compress.rs:87:33
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 self.queue[4] = self.queue[3];
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ index out of bounds: the len is 3 but the index is 3
[INFO] [stderr] 
[INFO] [stderr] error: this operation will panic at runtime
[INFO] [stderr]   --> src/compress.rs:87:17
[INFO] [stderr]    |
[INFO] [stderr] 87 |                 self.queue[4] = self.queue[3];
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ index out of bounds: the len is 3 but the index is 4
[INFO] [stderr] 
[INFO] [stderr] error: this operation will panic at runtime
[INFO] [stderr]   --> src/compress.rs:88:17
[INFO] [stderr]    |
[INFO] [stderr] 88 |                 self.queue[3] = self.queue[2];
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ index out of bounds: the len is 3 but the index is 3
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rsnappy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "83a453803aaf00ebce38946e10672deaebe36ce88e9e0e7d39c80125fc3ad985"`
[INFO] running `"docker" "rm" "-f" "83a453803aaf00ebce38946e10672deaebe36ce88e9e0e7d39c80125fc3ad985"`
[INFO] [stdout] 83a453803aaf00ebce38946e10672deaebe36ce88e9e0e7d39c80125fc3ad985