[INFO] fetching crate slitter 0.1.0... [INFO] testing slitter-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate slitter 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate slitter 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded contracts v0.6.2 [INFO] [stderr] Downloaded proptest v1.0.0 [INFO] [stderr] Downloaded disabled_contracts v0.1.0 [INFO] [stderr] Downloaded quick-error v2.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 594a5c66b5acff04e8dd2b01215d42dba963cbf7bc162f7a221efe4dbcdff6bc [INFO] running `Command { std: "docker" "start" "-a" "594a5c66b5acff04e8dd2b01215d42dba963cbf7bc162f7a221efe4dbcdff6bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "594a5c66b5acff04e8dd2b01215d42dba963cbf7bc162f7a221efe4dbcdff6bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "594a5c66b5acff04e8dd2b01215d42dba963cbf7bc162f7a221efe4dbcdff6bc", kill_on_drop: false }` [INFO] [stdout] 594a5c66b5acff04e8dd2b01215d42dba963cbf7bc162f7a221efe4dbcdff6bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbd29bc1568be59ef61ddfd7594c12e0f2cf491602cfa251e070cd7c1fe178b4 [INFO] running `Command { std: "docker" "start" "-a" "dbd29bc1568be59ef61ddfd7594c12e0f2cf491602cfa251e070cd7c1fe178b4", kill_on_drop: false }` [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling disabled_contracts v0.1.0 [INFO] [stderr] Compiling slitter v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: 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 . [INFO] [stderr] warning: 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 . [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/class.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | pub name: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/class.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | pub id: Class, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.89s [INFO] running `Command { std: "docker" "inspect" "dbd29bc1568be59ef61ddfd7594c12e0f2cf491602cfa251e070cd7c1fe178b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbd29bc1568be59ef61ddfd7594c12e0f2cf491602cfa251e070cd7c1fe178b4", kill_on_drop: false }` [INFO] [stdout] dbd29bc1568be59ef61ddfd7594c12e0f2cf491602cfa251e070cd7c1fe178b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 584c012e234ae80ff493b92997ff84a6adead50e39257cd2889f03509f5081ed [INFO] running `Command { std: "docker" "start" "-a" "584c012e234ae80ff493b92997ff84a6adead50e39257cd2889f03509f5081ed", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling quick-error v2.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] warning: 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 . [INFO] [stderr] warning: 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 . [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/class.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | pub name: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/class.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | pub id: Class, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling proptest v1.0.0 [INFO] [stderr] Compiling contracts v0.6.2 [INFO] [stderr] Compiling slitter v0.1.0 (/opt/rustwide/workdir) [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] 495 | / #[invariant(debug_arange_map::is_metadata(self.meta as usize, METADATA_PAGE_SIZE).is_ok(), [INFO] [stdout] 496 | | "The metadata region is marked as such.")] [INFO] [stdout] | |_________________________________________________________- value moved here [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] | ---- move occurs because `self` has type `AllocatedChunk<'_>`, which does not implement the `Copy` trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [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: 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 . [INFO] [stderr] warning: 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 . [INFO] [stderr] [INFO] [stderr] error: could not compile `slitter` due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "584c012e234ae80ff493b92997ff84a6adead50e39257cd2889f03509f5081ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584c012e234ae80ff493b92997ff84a6adead50e39257cd2889f03509f5081ed", kill_on_drop: false }` [INFO] [stdout] 584c012e234ae80ff493b92997ff84a6adead50e39257cd2889f03509f5081ed