[INFO] fetching crate libai 0.3.0...
[INFO] testing libai-0.3.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate libai 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate libai 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libai 0.3.0
[INFO] tweaked toml for crates.io crate libai 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libai 0.3.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libai 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.3.2
[INFO] [stderr]   Downloaded borsh v1.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72fb0ef5637ed8739475b61bce36fd7a1ea5e71708fece5b87d556ee3a8cc374
[INFO] running `Command { std: "docker" "start" "-a" "72fb0ef5637ed8739475b61bce36fd7a1ea5e71708fece5b87d556ee3a8cc374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72fb0ef5637ed8739475b61bce36fd7a1ea5e71708fece5b87d556ee3a8cc374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72fb0ef5637ed8739475b61bce36fd7a1ea5e71708fece5b87d556ee3a8cc374", kill_on_drop: false }`
[INFO] [stdout] 72fb0ef5637ed8739475b61bce36fd7a1ea5e71708fece5b87d556ee3a8cc374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f1cca6ae15ee38e925c9b25f52de764076b9bf3acbb151d5a914399b081d122
[INFO] running `Command { std: "docker" "start" "-a" "4f1cca6ae15ee38e925c9b25f52de764076b9bf3acbb151d5a914399b081d122", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libai v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let raw = unsafe { std::mem::transmute::<i8, u8>(value as i8) };
[INFO] [stdout]    |                                -----------------------------^^^^^^^^^^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                help: replace this with: `i8::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:69:42
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v) };
[INFO] [stdout]    |                                          -------------------------------^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v as f64) };
[INFO] [stdout]    |                                          -------------------------------^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:227:37
[INFO] [stdout]     |
[INFO] [stdout] 227 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[2]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:236:37
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[3]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:245:37
[INFO] [stdout]     |
[INFO] [stdout] 245 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[5]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:254:34
[INFO] [stdout]     |
[INFO] [stdout] 254 |             let value = unsafe { std::mem::transmute::<u32, f32>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:261:34
[INFO] [stdout]     |
[INFO] [stdout] 261 |             let value = unsafe { std::mem::transmute::<u64, f64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             let value = unsafe { std::mem::transmute::<u16, i16>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:306:34
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let value = unsafe { std::mem::transmute::<u32, i32>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u32::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:313:34
[INFO] [stdout]     |
[INFO] [stdout] 313 |             let value = unsafe { std::mem::transmute::<u64, i64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:319:37
[INFO] [stdout]     |
[INFO] [stdout] 319 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:326:37
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:333:37
[INFO] [stdout]     |
[INFO] [stdout] 333 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:340:37
[INFO] [stdout]     |
[INFO] [stdout] 340 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:347:37
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "4f1cca6ae15ee38e925c9b25f52de764076b9bf3acbb151d5a914399b081d122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1cca6ae15ee38e925c9b25f52de764076b9bf3acbb151d5a914399b081d122", kill_on_drop: false }`
[INFO] [stdout] 4f1cca6ae15ee38e925c9b25f52de764076b9bf3acbb151d5a914399b081d122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce1cfa82d0626411bab7bf00c8ef571d74204104cb27bb59e29095e4c2b022e6
[INFO] running `Command { std: "docker" "start" "-a" "ce1cfa82d0626411bab7bf00c8ef571d74204104cb27bb59e29095e4c2b022e6", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let raw = unsafe { std::mem::transmute::<i8, u8>(value as i8) };
[INFO] [stdout]    |                                -----------------------------^^^^^^^^^^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                help: replace this with: `i8::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:69:42
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v) };
[INFO] [stdout]    |                                          -------------------------------^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v as f64) };
[INFO] [stdout]    |                                          -------------------------------^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:227:37
[INFO] [stdout]     |
[INFO] [stdout] 227 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[2]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:236:37
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[3]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:245:37
[INFO] [stdout]     |
[INFO] [stdout] 245 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[5]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:254:34
[INFO] [stdout]     |
[INFO] [stdout] 254 |             let value = unsafe { std::mem::transmute::<u32, f32>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:261:34
[INFO] [stdout]     |
[INFO] [stdout] 261 |             let value = unsafe { std::mem::transmute::<u64, f64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             let value = unsafe { std::mem::transmute::<u16, i16>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:306:34
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let value = unsafe { std::mem::transmute::<u32, i32>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u32::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:313:34
[INFO] [stdout]     |
[INFO] [stdout] 313 |             let value = unsafe { std::mem::transmute::<u64, i64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:319:37
[INFO] [stdout]     |
[INFO] [stdout] 319 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:326:37
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:333:37
[INFO] [stdout]     |
[INFO] [stdout] 333 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:340:37
[INFO] [stdout]     |
[INFO] [stdout] 340 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:347:37
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libai v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let raw = unsafe { std::mem::transmute::<i8, u8>(value as i8) };
[INFO] [stdout]    |                                -----------------------------^^^^^^^^^^^^^
[INFO] [stdout]    |                                |
[INFO] [stdout]    |                                help: replace this with: `i8::cast_unsigned`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:69:42
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v) };
[INFO] [stdout]    |                                          -------------------------------^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/msgpack.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v as f64) };
[INFO] [stdout]    |                                          -------------------------------^^^^^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:227:37
[INFO] [stdout]     |
[INFO] [stdout] 227 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[2]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:236:37
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[3]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:245:37
[INFO] [stdout]     |
[INFO] [stdout] 245 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[5]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:254:34
[INFO] [stdout]     |
[INFO] [stdout] 254 |             let value = unsafe { std::mem::transmute::<u32, f32>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f32::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:261:34
[INFO] [stdout]     |
[INFO] [stdout] 261 |             let value = unsafe { std::mem::transmute::<u64, f64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `f64::from_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:299:34
[INFO] [stdout]     |
[INFO] [stdout] 299 |             let value = unsafe { std::mem::transmute::<u16, i16>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u16::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:306:34
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let value = unsafe { std::mem::transmute::<u32, i32>(raw_value) } as i64;
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u32::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:313:34
[INFO] [stdout]     |
[INFO] [stdout] 313 |             let value = unsafe { std::mem::transmute::<u64, i64>(raw_value) };
[INFO] [stdout]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  help: replace this with: `u64::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:319:37
[INFO] [stdout]     |
[INFO] [stdout] 319 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:326:37
[INFO] [stdout]     |
[INFO] [stdout] 326 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:333:37
[INFO] [stdout]     |
[INFO] [stdout] 333 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:340:37
[INFO] [stdout]     |
[INFO] [stdout] 340 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/msgpack.rs:347:37
[INFO] [stdout]     |
[INFO] [stdout] 347 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stdout]     |                                     -----------------------------^^^^^^^^
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "ce1cfa82d0626411bab7bf00c8ef571d74204104cb27bb59e29095e4c2b022e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1cfa82d0626411bab7bf00c8ef571d74204104cb27bb59e29095e4c2b022e6", kill_on_drop: false }`
[INFO] [stdout] ce1cfa82d0626411bab7bf00c8ef571d74204104cb27bb59e29095e4c2b022e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd6987de230d2d9c2738e7208a18b468436ce450576adabdd4adb9efbd9fdcb5
[INFO] running `Command { std: "docker" "start" "-a" "cd6987de230d2d9c2738e7208a18b468436ce450576adabdd4adb9efbd9fdcb5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/msgpack.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let raw = unsafe { std::mem::transmute::<i8, u8>(value as i8) };
[INFO] [stderr]    |                                -----------------------------^^^^^^^^^^^^^
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                help: replace this with: `i8::cast_unsigned`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/msgpack.rs:69:42
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v) };
[INFO] [stderr]    |                                          -------------------------------^^^^
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]   --> src/msgpack.rs:74:42
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 let int_value = unsafe { std::mem::transmute::<f64, u64>(*v as f64) };
[INFO] [stderr]    |                                          -------------------------------^^^^^^^^^^^
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          help: replace this with: `f64::to_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:227:37
[INFO] [stderr]     |
[INFO] [stderr] 227 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[2]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:236:37
[INFO] [stderr]     |
[INFO] [stderr] 236 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[3]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:245:37
[INFO] [stderr]     |
[INFO] [stderr] 245 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[5]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:254:34
[INFO] [stderr]     |
[INFO] [stderr] 254 |             let value = unsafe { std::mem::transmute::<u32, f32>(raw_value) };
[INFO] [stderr]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: replace this with: `f32::from_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:261:34
[INFO] [stderr]     |
[INFO] [stderr] 261 |             let value = unsafe { std::mem::transmute::<u64, f64>(raw_value) };
[INFO] [stderr]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: replace this with: `f64::from_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:299:34
[INFO] [stderr]     |
[INFO] [stderr] 299 |             let value = unsafe { std::mem::transmute::<u16, i16>(raw_value) } as i64;
[INFO] [stderr]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: replace this with: `u16::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:306:34
[INFO] [stderr]     |
[INFO] [stderr] 306 |             let value = unsafe { std::mem::transmute::<u32, i32>(raw_value) } as i64;
[INFO] [stderr]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: replace this with: `u32::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:313:34
[INFO] [stderr]     |
[INFO] [stderr] 313 |             let value = unsafe { std::mem::transmute::<u64, i64>(raw_value) };
[INFO] [stderr]     |                                  -------------------------------^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: replace this with: `u64::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:319:37
[INFO] [stderr]     |
[INFO] [stderr] 319 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:326:37
[INFO] [stderr]     |
[INFO] [stderr] 326 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:333:37
[INFO] [stderr]     |
[INFO] [stderr] 333 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:340:37
[INFO] [stderr]     |
[INFO] [stderr] 340 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary transmute
[INFO] [stderr]    --> src/msgpack.rs:347:37
[INFO] [stderr]     |
[INFO] [stderr] 347 |             let _type_id = unsafe { std::mem::transmute::<u8, i8>(buf[1]) };
[INFO] [stderr]     |                                     -----------------------------^^^^^^^^
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     help: replace this with: `u8::cast_signed`
[INFO] [stderr] 
[INFO] [stderr] warning: `libai` (lib) generated 16 warnings (run `cargo fix --lib -p libai` to apply 16 suggestions)
[INFO] [stderr] warning: `libai` (lib test) generated 16 warnings (16 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libai-36921a6d62b5f1c3)
[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] [stderr]    Doc-tests libai
[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" "cd6987de230d2d9c2738e7208a18b468436ce450576adabdd4adb9efbd9fdcb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd6987de230d2d9c2738e7208a18b468436ce450576adabdd4adb9efbd9fdcb5", kill_on_drop: false }`
[INFO] [stdout] cd6987de230d2d9c2738e7208a18b468436ce450576adabdd4adb9efbd9fdcb5
