[INFO] fetching crate simple_bencode 0.1.4...
[INFO] testing simple_bencode-0.1.4 against 1.44.0 for beta-1.45-1
[INFO] extracting crate simple_bencode 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate simple_bencode 0.1.4 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simple_bencode 0.1.4
[INFO] finished tweaking crates.io crate simple_bencode 0.1.4
[INFO] tweaked toml for crates.io crate simple_bencode 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] c1f3d10bd65f31e19fe47cbd1714f2bb92996271edfcd88cbe463a54c7bf251b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c1f3d10bd65f31e19fe47cbd1714f2bb92996271edfcd88cbe463a54c7bf251b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple_bencode v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |             _ => res.push(try!(read(bytes))),
[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/decoder.rs:97:39
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:97:77
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     try!(writer.write(s));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write(item, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(write_string(key, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write(value, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoding_helpers.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/decoder.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "c1f3d10bd65f31e19fe47cbd1714f2bb92996271edfcd88cbe463a54c7bf251b"`
[INFO] running `"docker" "rm" "-f" "c1f3d10bd65f31e19fe47cbd1714f2bb92996271edfcd88cbe463a54c7bf251b"`
[INFO] [stdout] c1f3d10bd65f31e19fe47cbd1714f2bb92996271edfcd88cbe463a54c7bf251b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41293eaa649803307d8f5af95e3089eb361945a7d8acb75fb3323a4206840b65
[INFO] running `"docker" "start" "-a" "41293eaa649803307d8f5af95e3089eb361945a7d8acb75fb3323a4206840b65"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple_bencode v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |             _ => res.push(try!(read(bytes))),
[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/decoder.rs:97:39
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:97:77
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     try!(writer.write(s));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write(item, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(write_string(key, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write(value, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoding_helpers.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/decoder.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |             _ => res.push(try!(read(bytes))),
[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/decoder.rs:97:39
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:97:77
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     try!(writer.write(s));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write(item, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(write_string(key, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write(value, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoding_helpers.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/decoder.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `"docker" "inspect" "41293eaa649803307d8f5af95e3089eb361945a7d8acb75fb3323a4206840b65"`
[INFO] running `"docker" "rm" "-f" "41293eaa649803307d8f5af95e3089eb361945a7d8acb75fb3323a4206840b65"`
[INFO] [stdout] 41293eaa649803307d8f5af95e3089eb361945a7d8acb75fb3323a4206840b65
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d289967001fa1fea6088c5e5afcd105a447ca2bab2b24cceaf1c7321ae3d13a3
[INFO] running `"docker" "start" "-a" "d289967001fa1fea6088c5e5afcd105a447ca2bab2b24cceaf1c7321ae3d13a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |             _ => res.push(try!(read(bytes))),
[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/decoder.rs:97:39
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:97:77
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     try!(writer.write(s));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write(item, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(write_string(key, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write(value, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoding_helpers.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/decoder.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:65:27
[INFO] [stderr]    |
[INFO] [stderr] 65 |             _ => res.push(try!(read(bytes))),
[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/decoder.rs:97:39
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoder.rs:97:77
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/encoder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     try!(writer.write(s));
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         try!(write(item, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(write_string(key, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(write(value, writer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encoder.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decoding_helpers.rs:57:25
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/decoder.rs:97:17
[INFO] [stderr]    |
[INFO] [stderr] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/decoder.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stderr]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_bencode-6e576eb4b5388e66
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test decoding_helpers::tests::test_utf8 ... ok
[INFO] [stdout] test encoder::tests::array ... ok
[INFO] [stdout] test decoder::tests::dict ... ok
[INFO] [stdout] test decoder::tests::array ... ok
[INFO] [stdout] test decoder::tests::string ... ok
[INFO] [stdout] test encoder::tests::string ... ok
[INFO] [stdout] test decoder::tests::integer ... ok
[INFO] [stdout] test encoder::tests::dict ... ok
[INFO] [stdout] test encoder::tests::integer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_bencode
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d289967001fa1fea6088c5e5afcd105a447ca2bab2b24cceaf1c7321ae3d13a3"`
[INFO] running `"docker" "rm" "-f" "d289967001fa1fea6088c5e5afcd105a447ca2bab2b24cceaf1c7321ae3d13a3"`
[INFO] [stdout] d289967001fa1fea6088c5e5afcd105a447ca2bab2b24cceaf1c7321ae3d13a3