[INFO] fetching crate simple_bencode 0.1.4...
[INFO] testing simple_bencode-0.1.4 against 1.60.0 for beta-1.61-1
[INFO] extracting crate simple_bencode 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate simple_bencode 0.1.4 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b58f57e0e1ddb0d8c3185eeab290ab8e918d78dfb508aa9671369246b0405b5e
[INFO] running `Command { std: "docker" "start" "-a" "b58f57e0e1ddb0d8c3185eeab290ab8e918d78dfb508aa9671369246b0405b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58f57e0e1ddb0d8c3185eeab290ab8e918d78dfb508aa9671369246b0405b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58f57e0e1ddb0d8c3185eeab290ab8e918d78dfb508aa9671369246b0405b5e", kill_on_drop: false }`
[INFO] [stdout] b58f57e0e1ddb0d8c3185eeab290ab8e918d78dfb508aa9671369246b0405b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cd37ce05488d37d369dbbb6985f2dac61c4d1562abce693dc64b95f52e769be
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1cd37ce05488d37d369dbbb6985f2dac61c4d1562abce693dc64b95f52e769be", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_bencode v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |             _ => res.push(try!(read(bytes))),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:77
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/decoder.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     try!(writer.write(s));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write(item, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         try!(write_string(key, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         try!(write(value, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoding_helpers.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "1cd37ce05488d37d369dbbb6985f2dac61c4d1562abce693dc64b95f52e769be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd37ce05488d37d369dbbb6985f2dac61c4d1562abce693dc64b95f52e769be", kill_on_drop: false }`
[INFO] [stdout] 1cd37ce05488d37d369dbbb6985f2dac61c4d1562abce693dc64b95f52e769be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a02b77b2c4ace21208ea07518972fb85950bcf85dd13b663773f0eaf71eb034
[INFO] running `Command { std: "docker" "start" "-a" "4a02b77b2c4ace21208ea07518972fb85950bcf85dd13b663773f0eaf71eb034", kill_on_drop: false }`
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling simple_bencode v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |             _ => res.push(try!(read(bytes))),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:77
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/decoder.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     try!(writer.write(s));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write(item, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         try!(write_string(key, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         try!(write(value, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoding_helpers.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |             '0' ... '9' => res = res*10 + (digit as i64 - ('0' as i64)),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:65:27
[INFO] [stdout]    |
[INFO] [stdout] 65 |             _ => res.push(try!(read(bytes))),
[INFO] [stdout]    |                           ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |             '0' ... '9' => length = length*10 + digit as usize - ('0' as usize),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/decoder.rs:97:17
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:39
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:97:77
[INFO] [stdout]    |
[INFO] [stdout] 97 |             '0' ... '9' => res.insert(try!(read_string(bytes, first_byte)), try!(read(bytes))),
[INFO] [stdout]    |                                                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/decoder.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |         '0' ... '9' => read_string(bytes, byte).map(Value::String),
[INFO] [stdout]     |             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     try!(writer.write(&format!("{}:", s.len()).into_bytes()));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]  --> src/encoder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     try!(writer.write(s));
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     try!(writer.write(&format!("i{}e", i).into_bytes()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     try!(writer.write(&vec!['l' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         try!(write(item, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     try!(writer.write(&vec!['d' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     try!(writer.write(&vec!['e' as u8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         try!(write_string(key, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         try!(write(value, writer));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoding_helpers.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let encoded_value = try!(pop_value_bytestring(map, key));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "4a02b77b2c4ace21208ea07518972fb85950bcf85dd13b663773f0eaf71eb034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a02b77b2c4ace21208ea07518972fb85950bcf85dd13b663773f0eaf71eb034", kill_on_drop: false }`
[INFO] [stdout] 4a02b77b2c4ace21208ea07518972fb85950bcf85dd13b663773f0eaf71eb034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e5bae7e04d2e56672abb5750cb5a6f608eaa9a519aa09b934effa13fec769fbf
[INFO] running `Command { std: "docker" "start" "-a" "e5bae7e04d2e56672abb5750cb5a6f608eaa9a519aa09b934effa13fec769fbf", kill_on_drop: false }`
[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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `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: `...` 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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `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 macro `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: `...` 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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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: `simple_bencode` (lib) generated 18 warnings
[INFO] [stderr] warning: `simple_bencode` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_bencode-9492d230a9d054d3)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test decoder::tests::array ... ok
[INFO] [stdout] test decoder::tests::integer ... ok
[INFO] [stdout] test decoder::tests::dict ... ok
[INFO] [stdout] test decoder::tests::string ... ok
[INFO] [stdout] test encoder::tests::string ... ok
[INFO] [stdout] test encoder::tests::array ... ok
[INFO] [stderr]    Doc-tests simple_bencode
[INFO] [stdout] test decoding_helpers::tests::test_utf8 ... 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; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/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]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> /opt/rustwide/workdir/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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/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: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5bae7e04d2e56672abb5750cb5a6f608eaa9a519aa09b934effa13fec769fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5bae7e04d2e56672abb5750cb5a6f608eaa9a519aa09b934effa13fec769fbf", kill_on_drop: false }`
[INFO] [stdout] e5bae7e04d2e56672abb5750cb5a6f608eaa9a519aa09b934effa13fec769fbf