[INFO] fetching crate mclib 0.0.1... [INFO] testing mclib-0.0.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate mclib 0.0.1 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate mclib 0.0.1 [INFO] finished tweaking crates.io crate mclib 0.0.1 [INFO] tweaked toml for crates.io crate mclib 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mclib 0.0.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 40 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 286dcb248220e650ce46089a47e0f0137965559aace995ba12059b0bceb1d3dd [INFO] running `Command { std: "docker" "start" "-a" "286dcb248220e650ce46089a47e0f0137965559aace995ba12059b0bceb1d3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "286dcb248220e650ce46089a47e0f0137965559aace995ba12059b0bceb1d3dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "286dcb248220e650ce46089a47e0f0137965559aace995ba12059b0bceb1d3dd", kill_on_drop: false }` [INFO] [stdout] 286dcb248220e650ce46089a47e0f0137965559aace995ba12059b0bceb1d3dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92c3f29b5d04656c3346dd037497b1adbe829ba78ac7e5fd6a3b7b752cd29985 [INFO] running `Command { std: "docker" "start" "-a" "92c3f29b5d04656c3346dd037497b1adbe829ba78ac7e5fd6a3b7b752cd29985", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.2 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling darling_core v0.20.11 [INFO] [stderr] Compiling uuid-macro-internal v1.18.1 [INFO] [stderr] Compiling uuid v1.18.1 [INFO] [stderr] Compiling darling_macro v0.20.11 [INFO] [stderr] Compiling darling v0.20.11 [INFO] [stderr] Compiling mclib-macros v0.0.1 [INFO] [stderr] Compiling mclib v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/compound.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/string.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.63s [INFO] running `Command { std: "docker" "inspect" "92c3f29b5d04656c3346dd037497b1adbe829ba78ac7e5fd6a3b7b752cd29985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92c3f29b5d04656c3346dd037497b1adbe829ba78ac7e5fd6a3b7b752cd29985", kill_on_drop: false }` [INFO] [stdout] 92c3f29b5d04656c3346dd037497b1adbe829ba78ac7e5fd6a3b7b752cd29985 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b78b86acb00ca6e28946587813520e18aceb1a8c9a5e96bc2933330084d7260 [INFO] running `Command { std: "docker" "start" "-a" "0b78b86acb00ca6e28946587813520e18aceb1a8c9a5e96bc2933330084d7260", kill_on_drop: false }` [INFO] [stderr] Compiling mclib v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/compound.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/string.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/compound.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/nbt/tags/string.rs:9:28 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stdout] 9 + fn to_nbt(self) -> Box { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "0b78b86acb00ca6e28946587813520e18aceb1a8c9a5e96bc2933330084d7260", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b78b86acb00ca6e28946587813520e18aceb1a8c9a5e96bc2933330084d7260", kill_on_drop: false }` [INFO] [stdout] 0b78b86acb00ca6e28946587813520e18aceb1a8c9a5e96bc2933330084d7260 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e89a0b8f1c080515891fd4ec2cd1c985fe74db59ef0aa77e5e1dad76df5a6cf4 [INFO] running `Command { std: "docker" "start" "-a" "e89a0b8f1c080515891fd4ec2cd1c985fe74db59ef0aa77e5e1dad76df5a6cf4", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stdout] [INFO] [stderr] --> src/nbt/tags/compound.rs:9:28 [INFO] [stdout] running 29 tests [INFO] [stderr] | [INFO] [stderr] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] 9 + fn to_nbt(self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/nbt/tags/string.rs:9:28 [INFO] [stderr] | [INFO] [stderr] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] 9 + fn to_nbt(self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mclib` (lib) generated 2 warnings (run `cargo fix --lib -p mclib` to apply 2 suggestions) [INFO] [stderr] warning: `mclib` (lib test) generated 2 warnings (2 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/mclib-4bab76eee54780eb) [INFO] [stdout] test chunk_format::data_array::tests::test_data_array ... ok [INFO] [stdout] test nbt::tests::test_big_test_gzip ... ok [INFO] [stdout] test chunk_format::section::tests::test_chunk_single_valued_pallete ... ok [INFO] [stdout] test nbt::tests::test_hello_world ... ok [INFO] [stdout] test types::boolean::tests::test_boolean_unpack ... ok [INFO] [stdout] test types::byte::tests::test_byte_pack ... ok [INFO] [stdout] test types::double::tests::test_double_pack ... ignored [INFO] [stdout] test types::double::tests::test_double_unpack ... ignored [INFO] [stdout] test types::float::tests::test_float_pack ... ignored [INFO] [stdout] test types::float::tests::test_float_unpack ... ignored [INFO] [stdout] test types::int::tests::test_int_pack ... ignored [INFO] [stdout] test types::int::tests::test_int_unpack ... ignored [INFO] [stdout] test types::long::tests::test_long_pack ... ignored [INFO] [stdout] test types::byte::tests::test_byte_unpack ... ok [INFO] [stdout] test types::long::tests::test_long_unpack ... ignored [INFO] [stdout] test types::position::tests::test_position_pack ... ok [INFO] [stdout] test types::short::tests::test_short_pack ... ignored [INFO] [stdout] test types::short::tests::test_short_unpack ... ignored [INFO] [stdout] test types::string::tests::test_string_pack ... ignored [INFO] [stdout] test types::string::tests::test_string_unpack ... ignored [INFO] [stdout] test types::position::tests::test_position_unpack ... ok [INFO] [stdout] test types::ushort::tests::test_ushort_pack ... ignored [INFO] [stdout] test types::ubyte::tests::test_ubyte_pack ... ok [INFO] [stdout] test types::ushort::tests::test_ushort_unpack ... ignored [INFO] [stdout] test types::varint::tests::test_varint_unpack ... ok [INFO] [stdout] test types::ubyte::tests::test_ubyte_unpack ... ok [INFO] [stdout] test types::boolean::tests::test_boolean_pack ... ok [INFO] [stdout] test types::varint::tests::test_varint_pack ... ok [INFO] [stdout] test packets::client::chunk_data_and_update_light::tests::test_chunk_data ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 14 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests mclib [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/nbt/tags/compound.rs:9:28 [INFO] [stderr] | [INFO] [stderr] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] 9 + fn to_nbt(self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/nbt/tags/string.rs:9:28 [INFO] [stderr] | [INFO] [stderr] 9 | fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 9 - fn to_nbt(self) -> Box<(dyn NBTTag)> { [INFO] [stderr] 9 + fn to_nbt(self) -> Box { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 28) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 64) ... ok [INFO] [stdout] test src/lib.rs - (line 44) ... ok [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e89a0b8f1c080515891fd4ec2cd1c985fe74db59ef0aa77e5e1dad76df5a6cf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e89a0b8f1c080515891fd4ec2cd1c985fe74db59ef0aa77e5e1dad76df5a6cf4", kill_on_drop: false }` [INFO] [stdout] e89a0b8f1c080515891fd4ec2cd1c985fe74db59ef0aa77e5e1dad76df5a6cf4