[INFO] fetching crate slitter 0.1.0...
[INFO] testing slitter-0.1.0 against nightly-2024-10-28 for randomize-layout
[INFO] extracting crate slitter 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate slitter 0.1.0 on toolchain nightly-2024-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slitter 0.1.0
[INFO] finished tweaking crates.io crate slitter 0.1.0
[INFO] tweaked toml for crates.io crate slitter 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded disabled_contracts v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 612209d844c6865c4bedca83d710611430bdd985b0e6c7466c011fb89a2751c2
[INFO] running `Command { std: "docker" "start" "-a" "612209d844c6865c4bedca83d710611430bdd985b0e6c7466c011fb89a2751c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "612209d844c6865c4bedca83d710611430bdd985b0e6c7466c011fb89a2751c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "612209d844c6865c4bedca83d710611430bdd985b0e6c7466c011fb89a2751c2", kill_on_drop: false }`
[INFO] [stdout] 612209d844c6865c4bedca83d710611430bdd985b0e6c7466c011fb89a2751c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77290606a1c8fb78e444e74ac2207f7690be2ce8b97b2c04bcfafc6e9802e2dd
[INFO] running `Command { std: "docker" "start" "-a" "77290606a1c8fb78e444e74ac2207f7690be2ce8b97b2c04bcfafc6e9802e2dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.38
[INFO] [stderr]    Compiling slitter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling disabled_contracts v0.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stderr]    Compiling tempfile v3.13.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:433:15
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:435:19
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:492:15
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:494:19
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:265:19
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:340:15
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:342:19
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mill::GUARD_PAGE_SIZE`
[INFO] [stdout]   --> src/mapper.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::mill::GUARD_PAGE_SIZE;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `id` are never read
[INFO] [stdout]   --> src/class.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) struct ClassInfo {
[INFO] [stdout]    |                   --------- fields in this struct
[INFO] [stdout] 56 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub id: Class,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_end` is never read
[INFO] [stdout]    --> src/mill.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct AllocatedChunk<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub data_end: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AllocatedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/cache.rs:231:22
[INFO] [stdout]     |
[INFO] [stdout] 231 |             unsafe { Box::from_raw(dummy) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 231 |             unsafe { let _ = Box::from_raw(dummy); };
[INFO] [stdout]     |                      +++++++                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/cache.rs:349:22
[INFO] [stdout]     |
[INFO] [stdout] 349 |             unsafe { Box::from_raw(new_slice) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 349 |             unsafe { let _ = Box::from_raw(new_slice); };
[INFO] [stdout]     |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "77290606a1c8fb78e444e74ac2207f7690be2ce8b97b2c04bcfafc6e9802e2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77290606a1c8fb78e444e74ac2207f7690be2ce8b97b2c04bcfafc6e9802e2dd", kill_on_drop: false }`
[INFO] [stdout] 77290606a1c8fb78e444e74ac2207f7690be2ce8b97b2c04bcfafc6e9802e2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5715a5854e8b7e56196617eb45386e8b9ff79d155aeda51b9a03bbf1b638d96
[INFO] running `Command { std: "docker" "start" "-a" "f5715a5854e8b7e56196617eb45386e8b9ff79d155aeda51b9a03bbf1b638d96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:433:15
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:435:19
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:492:15
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:494:19
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:265:19
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:340:15
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:342:19
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mill::GUARD_PAGE_SIZE`
[INFO] [stdout]   --> src/mapper.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub use crate::mill::GUARD_PAGE_SIZE;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `id` are never read
[INFO] [stdout]   --> src/class.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub(crate) struct ClassInfo {
[INFO] [stdout]    |                   --------- fields in this struct
[INFO] [stdout] 56 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 72 |     pub id: Class,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data_end` is never read
[INFO] [stdout]    --> src/mill.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct AllocatedChunk<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 250 |     pub data_end: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AllocatedChunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/cache.rs:231:22
[INFO] [stdout]     |
[INFO] [stdout] 231 |             unsafe { Box::from_raw(dummy) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 231 |             unsafe { let _ = Box::from_raw(dummy); };
[INFO] [stdout]     |                      +++++++                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/cache.rs:349:22
[INFO] [stdout]     |
[INFO] [stdout] 349 |             unsafe { Box::from_raw(new_slice) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 349 |             unsafe { let _ = Box::from_raw(new_slice); };
[INFO] [stdout]     |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proptest v1.5.0
[INFO] [stderr]    Compiling contracts v0.6.3
[INFO] [stderr]    Compiling slitter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:433:15
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 433 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:435:19
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 435 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:492:15
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 492 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/cache.rs:494:19
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 494 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:263:15
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 263 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:265:19
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:340:15
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(features = "c_fast_path")]
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 340 |         #[cfg(feature = "c_fast_path")]
[INFO] [stdout]     |               ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `features`
[INFO] [stdout]    --> src/magazine_impl.rs:342:19
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(features = "c_fast_path"))]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] help: there is a config with a similar name and value
[INFO] [stdout]     |
[INFO] [stdout] 342 |         #[cfg(not(feature = "c_fast_path"))]
[INFO] [stdout]     |                   ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> src/cache.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     #[invariant(self.check_rep_or_err().is_ok(), "Internal invariants hold.")]
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     mutable borrow occurs here
[INFO] [stdout]     |     immutable borrow occurs here
[INFO] [stdout]     |     immutable borrow later used by call
[INFO] [stdout] ...
[INFO] [stdout] 211 |                 assert!(self.per_class_info.is_empty());
[INFO] [stdout]     |                         ------------------- first borrow occurs due to use of `self` in closure
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the attribute macro `invariant` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `self`
[INFO] [stdout]    --> src/mill.rs:497:43
[INFO] [stdout]     |
[INFO] [stdout] 497 |     #[invariant(debug_arange_map::is_data(self.data as usize, DATA_ALIGNMENT).is_ok(),
[INFO] [stdout]     |                                           ^^^^^^^^^ value used here after move
[INFO] [stdout] 498 |                "The data region is marked as such.")]
[INFO] [stdout] 499 |     fn commit(self) -> Result<(), i32> {
[INFO] [stdout]     |               ----
[INFO] [stdout]     |               |
[INFO] [stdout]     |               value moved here
[INFO] [stdout]     |               move occurs because `self` has type `AllocatedChunk<'_>`, which does not implement the `Copy` trait
[INFO] [stdout]     |
[INFO] [stdout] note: if `AllocatedChunk<'_>` implemented `Clone`, you could clone the value
[INFO] [stdout]    --> src/mill.rs:242:1
[INFO] [stdout]     |
[INFO] [stdout] 242 | struct AllocatedChunk<'a> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
[INFO] [stdout] ...
[INFO] [stdout] 499 |     fn commit(self) -> Result<(), i32> {
[INFO] [stdout]     |               ---- you could clone this value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/debug_allocation_map.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let mut info = map
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/debug_allocation_map.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut info = map
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0382, E0502.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stderr] warning: slitter@0.1.0: cargo:rustc-cdylib-link-arg was specified in the build script of slitter v0.1.0 (/opt/rustwide/workdir), but that package does not contain a cdylib target
[INFO] [stderr] 
[INFO] [stderr] Allowing this was an unintended change in the 1.50 release, and may become an error in the future. For more information, see <https://github.com/rust-lang/cargo/issues/9562>.
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `slitter` (lib test) due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f5715a5854e8b7e56196617eb45386e8b9ff79d155aeda51b9a03bbf1b638d96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5715a5854e8b7e56196617eb45386e8b9ff79d155aeda51b9a03bbf1b638d96", kill_on_drop: false }`
[INFO] [stdout] f5715a5854e8b7e56196617eb45386e8b9ff79d155aeda51b9a03bbf1b638d96
