[INFO] fetching crate safety_breaker 0.1.0... [INFO] testing safety_breaker-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate safety_breaker 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate safety_breaker 0.1.0 [INFO] finished tweaking crates.io crate safety_breaker 0.1.0 [INFO] tweaked toml for crates.io crate safety_breaker 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate safety_breaker 0.1.0 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] 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae33d27558874fefe1254cfeec09cb36a8e42d554fdc32c1dcf6146c618a9d8d [INFO] running `Command { std: "docker" "start" "-a" "ae33d27558874fefe1254cfeec09cb36a8e42d554fdc32c1dcf6146c618a9d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae33d27558874fefe1254cfeec09cb36a8e42d554fdc32c1dcf6146c618a9d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae33d27558874fefe1254cfeec09cb36a8e42d554fdc32c1dcf6146c618a9d8d", kill_on_drop: false }` [INFO] [stdout] ae33d27558874fefe1254cfeec09cb36a8e42d554fdc32c1dcf6146c618a9d8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a0a2b30f08df36194e47eccac8d7ca3edeaf65c12b10b4b1807e2357dd631a85 [INFO] running `Command { std: "docker" "start" "-a" "a0a2b30f08df36194e47eccac8d7ca3edeaf65c12b10b4b1807e2357dd631a85", kill_on_drop: false }` [INFO] [stderr] Compiling safety_breaker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/lib.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | &mut *(self as *const _ as *mut Self) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "a0a2b30f08df36194e47eccac8d7ca3edeaf65c12b10b4b1807e2357dd631a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0a2b30f08df36194e47eccac8d7ca3edeaf65c12b10b4b1807e2357dd631a85", kill_on_drop: false }` [INFO] [stdout] a0a2b30f08df36194e47eccac8d7ca3edeaf65c12b10b4b1807e2357dd631a85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f8f71a9a4ba2193c8a143114bd82211b0b8b26918491f3915a87d0c3366c021 [INFO] running `Command { std: "docker" "start" "-a" "8f8f71a9a4ba2193c8a143114bd82211b0b8b26918491f3915a87d0c3366c021", kill_on_drop: false }` [INFO] [stderr] Compiling safety_breaker v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/lib.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | &mut *(self as *const _ as *mut Self) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/lib.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | &mut *(self as *const _ as *mut Self) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "8f8f71a9a4ba2193c8a143114bd82211b0b8b26918491f3915a87d0c3366c021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f8f71a9a4ba2193c8a143114bd82211b0b8b26918491f3915a87d0c3366c021", kill_on_drop: false }` [INFO] [stdout] 8f8f71a9a4ba2193c8a143114bd82211b0b8b26918491f3915a87d0c3366c021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6c21111d01b06c57208464f7b6d8c91070d15cb2acf19252d883656ae38102b1 [INFO] running `Command { std: "docker" "start" "-a" "6c21111d01b06c57208464f7b6d8c91070d15cb2acf19252d883656ae38102b1", kill_on_drop: false }` [INFO] [stderr] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stderr] --> src/lib.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | &mut *(self as *const _ as *mut Self) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, visit [INFO] [stderr] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `safety_breaker` (lib) generated 1 warning [INFO] [stderr] warning: `safety_breaker` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safety_breaker-2cca54a8c5cfb6b3) [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 safety_breaker [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - force_convert (line 38) ... ok [INFO] [stdout] test src/lib.rs - ForceMut (line 3) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6c21111d01b06c57208464f7b6d8c91070d15cb2acf19252d883656ae38102b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c21111d01b06c57208464f7b6d8c91070d15cb2acf19252d883656ae38102b1", kill_on_drop: false }` [INFO] [stdout] 6c21111d01b06c57208464f7b6d8c91070d15cb2acf19252d883656ae38102b1