[INFO] fetching crate nanbox 0.2.0... [INFO] testing nanbox-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate nanbox 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate nanbox 0.2.0 [INFO] finished tweaking crates.io crate nanbox 0.2.0 [INFO] tweaked toml for crates.io crate nanbox 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nanbox 0.2.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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 26 packages to latest compatible versions [INFO] [stderr] Adding quickcheck v0.4.1 (available: v1.0.3) [INFO] [stderr] Adding unreachable v0.1.1 (available: v1.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d621654654adbd6aa6e088457d6a50cdde59e8157a1342a0ef042325ff1b2968 [INFO] running `Command { std: "docker" "start" "-a" "d621654654adbd6aa6e088457d6a50cdde59e8157a1342a0ef042325ff1b2968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d621654654adbd6aa6e088457d6a50cdde59e8157a1342a0ef042325ff1b2968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d621654654adbd6aa6e088457d6a50cdde59e8157a1342a0ef042325ff1b2968", kill_on_drop: false }` [INFO] [stdout] d621654654adbd6aa6e088457d6a50cdde59e8157a1342a0ef042325ff1b2968 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f4a8decf415c245b09ac7cf1a68e4a85f9a105241372666bab0abfbe01a4490 [INFO] running `Command { std: "docker" "start" "-a" "9f4a8decf415c245b09ac7cf1a68e4a85f9a105241372666bab0abfbe01a4490", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling nanbox v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe { NanBox(mem::transmute(self)) } [INFO] [stdout] | --------------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "9f4a8decf415c245b09ac7cf1a68e4a85f9a105241372666bab0abfbe01a4490", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f4a8decf415c245b09ac7cf1a68e4a85f9a105241372666bab0abfbe01a4490", kill_on_drop: false }` [INFO] [stdout] 9f4a8decf415c245b09ac7cf1a68e4a85f9a105241372666bab0abfbe01a4490 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dcfacc9257636f6373cbae3476fff346cba3c0a2eb9e4cd27f8dfd78a8778ecd [INFO] running `Command { std: "docker" "start" "-a" "dcfacc9257636f6373cbae3476fff346cba3c0a2eb9e4cd27f8dfd78a8778ecd", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe { NanBox(mem::transmute(self)) } [INFO] [stdout] | --------------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling quickcheck v0.4.1 [INFO] [stderr] Compiling nanbox v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | unsafe { NanBox(mem::transmute(self)) } [INFO] [stdout] | --------------^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `f64::to_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `Command { std: "docker" "inspect" "dcfacc9257636f6373cbae3476fff346cba3c0a2eb9e4cd27f8dfd78a8778ecd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcfacc9257636f6373cbae3476fff346cba3c0a2eb9e4cd27f8dfd78a8778ecd", kill_on_drop: false }` [INFO] [stdout] dcfacc9257636f6373cbae3476fff346cba3c0a2eb9e4cd27f8dfd78a8778ecd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 20e35974bde4cf0c5755789d35c1c67cdd9357bec455b2484487702a4f1fbe13 [INFO] running `Command { std: "docker" "start" "-a" "20e35974bde4cf0c5755789d35c1c67cdd9357bec455b2484487702a4f1fbe13", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/lib.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | unsafe { NanBox(mem::transmute(self)) } [INFO] [stderr] | --------------^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `f64::to_bits` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `nanbox` (lib) generated 1 warning (run `cargo fix --lib -p nanbox` to apply 1 suggestion) [INFO] [stderr] warning: `nanbox` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nanbox-4d543e6ff92cd3a6) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::box_test ... ok [INFO] [stdout] test tests::nan_box_nan ... ok [INFO] [stdout] test tests::nanbox_ptr ... ok [INFO] [stdout] test tests::nanbox_u32 ... ok [INFO] [stdout] test tests::nanbox_f64 ... ok [INFO] [stdout] test tests::invalid_pointer - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-9927704d336c07a7) [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 nanbox [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - make_nanbox (line 307) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "20e35974bde4cf0c5755789d35c1c67cdd9357bec455b2484487702a4f1fbe13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20e35974bde4cf0c5755789d35c1c67cdd9357bec455b2484487702a4f1fbe13", kill_on_drop: false }` [INFO] [stdout] 20e35974bde4cf0c5755789d35c1c67cdd9357bec455b2484487702a4f1fbe13