[INFO] fetching crate machine-check-machine 0.6.1... [INFO] testing machine-check-machine-0.6.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate machine-check-machine 0.6.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate machine-check-machine 0.6.1 [INFO] finished tweaking crates.io crate machine-check-machine 0.6.1 [INFO] tweaked toml for crates.io crate machine-check-machine 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate machine-check-machine 0.6.1 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] Updating crates.io index [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 90a67906082509152808ae1ca3059e9bd07680af1d4828ab1680579ff6cae07f [INFO] running `Command { std: "docker" "start" "-a" "90a67906082509152808ae1ca3059e9bd07680af1d4828ab1680579ff6cae07f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90a67906082509152808ae1ca3059e9bd07680af1d4828ab1680579ff6cae07f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90a67906082509152808ae1ca3059e9bd07680af1d4828ab1680579ff6cae07f", kill_on_drop: false }` [INFO] [stdout] 90a67906082509152808ae1ca3059e9bd07680af1d4828ab1680579ff6cae07f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0c7e1a2589265e225a8c07c0bbf4286abec39eae677f3ac92b08d8b95047621e [INFO] running `Command { std: "docker" "start" "-a" "0c7e1a2589265e225a8c07c0bbf4286abec39eae677f3ac92b08d8b95047621e", kill_on_drop: false }` [INFO] [stderr] Compiling seq-macro v0.3.6 [INFO] [stderr] Compiling vec1 v1.12.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling strum_macros v0.27.2 [INFO] [stderr] Compiling num-rational v0.4.2 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling num v0.4.3 [INFO] [stderr] Compiling strum v0.27.2 [INFO] [stderr] Compiling syn-path v2.1.0 [INFO] [stderr] Compiling machine-check-bitmask-switch v0.5.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling machine-check-common v0.6.1 [INFO] [stderr] Compiling mck v0.6.1 [INFO] [stderr] Compiling machine-check-machine v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `WBackwardType` is never constructed [INFO] [stdout] --> src/refin.rs:201:12 [INFO] [stdout] | [INFO] [stdout] 201 | pub struct WBackwardType(WType); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WProperty` is never constructed [INFO] [stdout] --> src/wir.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct WProperty { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WBitvectorNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct WBitvectorNew {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WArrayNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub struct WArrayNew { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_syn_with_inner` is never used [INFO] [stdout] --> src/wir/ty.rs:166:12 [INFO] [stdout] | [INFO] [stdout] 165 | impl> WType { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] 166 | pub fn into_syn_with_inner(self, simple_type: Type) -> Type { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.74s [INFO] running `Command { std: "docker" "inspect" "0c7e1a2589265e225a8c07c0bbf4286abec39eae677f3ac92b08d8b95047621e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c7e1a2589265e225a8c07c0bbf4286abec39eae677f3ac92b08d8b95047621e", kill_on_drop: false }` [INFO] [stdout] 0c7e1a2589265e225a8c07c0bbf4286abec39eae677f3ac92b08d8b95047621e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a2e72ff94ffd919262e619b635ca2896bc80b26eff7a81bb9246b8b37cd0caa8 [INFO] running `Command { std: "docker" "start" "-a" "a2e72ff94ffd919262e619b635ca2896bc80b26eff7a81bb9246b8b37cd0caa8", kill_on_drop: false }` [INFO] [stderr] Compiling machine-check-machine v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `WBackwardType` is never constructed [INFO] [stdout] --> src/refin.rs:201:12 [INFO] [stdout] | [INFO] [stdout] 201 | pub struct WBackwardType(WType); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WProperty` is never constructed [INFO] [stdout] --> src/wir.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct WProperty { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WBitvectorNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct WBitvectorNew {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WArrayNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub struct WArrayNew { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_syn_with_inner` is never used [INFO] [stdout] --> src/wir/ty.rs:166:12 [INFO] [stdout] | [INFO] [stdout] 165 | impl> WType { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] 166 | pub fn into_syn_with_inner(self, simple_type: Type) -> Type { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WBackwardType` is never constructed [INFO] [stdout] --> src/refin.rs:201:12 [INFO] [stdout] | [INFO] [stdout] 201 | pub struct WBackwardType(WType); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WProperty` is never constructed [INFO] [stdout] --> src/wir.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct WProperty { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WBitvectorNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub struct WBitvectorNew {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `WArrayNew` is never constructed [INFO] [stdout] --> src/wir/call.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub struct WArrayNew { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_syn_with_inner` is never used [INFO] [stdout] --> src/wir/ty.rs:166:12 [INFO] [stdout] | [INFO] [stdout] 165 | impl> WType { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] 166 | pub fn into_syn_with_inner(self, simple_type: Type) -> Type { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s [INFO] running `Command { std: "docker" "inspect" "a2e72ff94ffd919262e619b635ca2896bc80b26eff7a81bb9246b8b37cd0caa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2e72ff94ffd919262e619b635ca2896bc80b26eff7a81bb9246b8b37cd0caa8", kill_on_drop: false }` [INFO] [stdout] a2e72ff94ffd919262e619b635ca2896bc80b26eff7a81bb9246b8b37cd0caa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b08069f2e09e983d8aa70d89353bc9f95e1dec0a06d72e0e157f020d1240c7bd [INFO] running `Command { std: "docker" "start" "-a" "b08069f2e09e983d8aa70d89353bc9f95e1dec0a06d72e0e157f020d1240c7bd", kill_on_drop: false }` [INFO] [stderr] warning: struct `WBackwardType` is never constructed [INFO] [stderr] --> src/refin.rs:201:12 [INFO] [stderr] | [INFO] [stderr] 201 | pub struct WBackwardType(WType); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `WProperty` is never constructed [INFO] [stderr] --> src/wir.rs:37:12 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct WProperty { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `WBitvectorNew` is never constructed [INFO] [stderr] --> src/wir/call.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub struct WBitvectorNew {} [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `WArrayNew` is never constructed [INFO] [stderr] --> src/wir/call.rs:68:12 [INFO] [stderr] | [INFO] [stderr] 68 | pub struct WArrayNew { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `into_syn_with_inner` is never used [INFO] [stderr] --> src/wir/ty.rs:166:12 [INFO] [stderr] | [INFO] [stderr] 165 | impl> WType { [INFO] [stderr] | --------------------------------- method in this implementation [INFO] [stderr] 166 | pub fn into_syn_with_inner(self, simple_type: Type) -> Type { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `machine-check-machine` (lib) generated 5 warnings [INFO] [stderr] warning: `machine-check-machine` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/machine_check_machine-3ffa1145df257099) [INFO] [stderr] Doc-tests machine_check_machine [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] [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] running `Command { std: "docker" "inspect" "b08069f2e09e983d8aa70d89353bc9f95e1dec0a06d72e0e157f020d1240c7bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b08069f2e09e983d8aa70d89353bc9f95e1dec0a06d72e0e157f020d1240c7bd", kill_on_drop: false }` [INFO] [stdout] b08069f2e09e983d8aa70d89353bc9f95e1dec0a06d72e0e157f020d1240c7bd