./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 03:02:33,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 03:02:33,789 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-04 03:02:33,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 03:02:33,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 03:02:33,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 03:02:33,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 03:02:33,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 03:02:33,812 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 03:02:33,812 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 03:02:33,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-04 03:02:33,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-04 03:02:33,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 03:02:33,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 03:02:33,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 03:02:33,814 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-04 03:02:33,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:02:33,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-04 03:02:33,815 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2270fe5cc07251a3e14220516eaebb03f8e5cd298a28c4582f3a498662459431 [2025-03-04 03:02:34,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 03:02:34,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 03:02:34,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 03:02:34,052 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 03:02:34,053 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 03:02:34,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2025-03-04 03:02:35,242 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a738150/316a16e65ada450ea4647eb378f42e37/FLAGdc39788b1 [2025-03-04 03:02:35,642 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 03:02:35,643 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i [2025-03-04 03:02:35,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a738150/316a16e65ada450ea4647eb378f42e37/FLAGdc39788b1 [2025-03-04 03:02:35,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a738150/316a16e65ada450ea4647eb378f42e37 [2025-03-04 03:02:35,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 03:02:35,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 03:02:35,813 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 03:02:35,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 03:02:35,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 03:02:35,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:02:35" (1/1) ... [2025-03-04 03:02:35,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d362232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:35, skipping insertion in model container [2025-03-04 03:02:35,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 03:02:35" (1/1) ... [2025-03-04 03:02:35,887 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 03:02:36,075 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4497,4510] [2025-03-04 03:02:36,083 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4557,4570] [2025-03-04 03:02:36,610 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,613 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,614 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,615 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,616 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,627 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,628 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,630 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,631 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,633 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,633 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,634 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,634 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,965 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:36,976 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,035 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,035 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,036 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,036 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,036 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,037 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,037 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,038 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,038 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,038 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,038 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,039 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,039 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,043 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,044 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,044 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,045 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,047 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,048 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,054 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,055 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,055 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:02:37,101 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 03:02:37,116 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4497,4510] [2025-03-04 03:02:37,117 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness_negated.i[4557,4570] [2025-03-04 03:02:37,152 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,153 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,154 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,154 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,155 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,160 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,160 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,161 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,161 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,162 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,163 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,164 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,164 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,242 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,246 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,251 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2025-03-04 03:02:37,269 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,271 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,271 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,271 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,271 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,272 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,272 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,273 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,273 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,274 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,274 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,274 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,274 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,274 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,276 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,276 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,276 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,278 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,278 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,283 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,284 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,284 WARN L1731 CHandler]: Possible shadowing of function index [2025-03-04 03:02:37,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 03:02:37,462 INFO L204 MainTranslator]: Completed translation [2025-03-04 03:02:37,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37 WrapperNode [2025-03-04 03:02:37,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 03:02:37,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 03:02:37,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 03:02:37,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 03:02:37,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,585 INFO L138 Inliner]: procedures = 686, calls = 1891, calls flagged for inlining = 59, calls inlined = 19, statements flattened = 1192 [2025-03-04 03:02:37,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 03:02:37,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 03:02:37,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 03:02:37,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 03:02:37,598 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,709 INFO L175 MemorySlicer]: Split 385 memory accesses to 6 slices as follows [2, 238, 7, 9, 24, 105]. 62 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 6, 2, 1, 5, 0]. The 268 writes are split as follows [0, 232, 1, 1, 8, 26]. [2025-03-04 03:02:37,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,749 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,764 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 03:02:37,788 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 03:02:37,788 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 03:02:37,788 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 03:02:37,789 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (1/1) ... [2025-03-04 03:02:37,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-04 03:02:37,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:02:37,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-04 03:02:37,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-04 03:02:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2025-03-04 03:02:37,838 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2025-03-04 03:02:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-03-04 03:02:37,840 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-03-04 03:02:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2025-03-04 03:02:37,841 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2025-03-04 03:02:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-04 03:02:37,843 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2025-03-04 03:02:37,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2025-03-04 03:02:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-03-04 03:02:37,844 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-03-04 03:02:37,844 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2025-03-04 03:02:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2025-03-04 03:02:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2025-03-04 03:02:37,845 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2025-03-04 03:02:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-04 03:02:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-04 03:02:37,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2025-03-04 03:02:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2025-03-04 03:02:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2025-03-04 03:02:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2025-03-04 03:02:37,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-04 03:02:37,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-04 03:02:38,133 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 03:02:38,134 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 03:02:38,160 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: havoc #t~malloc583.base, #t~malloc583.offset; [2025-03-04 03:02:38,180 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc #t~nondet6; [2025-03-04 03:02:38,203 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2590: havoc #t~ret57#1; [2025-03-04 03:02:38,262 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: havoc #t~ret587;havoc #t~ite589.base, #t~ite589.offset;havoc #t~ret588.base, #t~ret588.offset; [2025-03-04 03:02:38,331 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8240: havoc aws_priority_queue_backpointers_valid_#t~ret874#1;havoc aws_priority_queue_backpointers_valid_#t~short875#1; [2025-03-04 03:02:38,395 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2944: call ULTIMATE.dealloc(~#required_size~0.base, ~#required_size~0.offset);havoc ~#required_size~0.base, ~#required_size~0.offset; [2025-03-04 03:02:38,398 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-03-04 03:02:38,411 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L6962: havoc #t~ret595.base, #t~ret595.offset; [2025-03-04 03:02:38,533 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7504: havoc aws_array_list_ensure_capacity_#t~ret764#1; [2025-03-04 03:02:38,533 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7381: call ULTIMATE.dealloc(aws_array_list_calc_necessary_size_~#index_inc~0#1.base, aws_array_list_calc_necessary_size_~#index_inc~0#1.offset);havoc aws_array_list_calc_necessary_size_~#index_inc~0#1.base, aws_array_list_calc_necessary_size_~#index_inc~0#1.offset; [2025-03-04 03:02:38,533 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7482: call ULTIMATE.dealloc(aws_array_list_ensure_capacity_~#necessary_size~0#1.base, aws_array_list_ensure_capacity_~#necessary_size~0#1.offset);havoc aws_array_list_ensure_capacity_~#necessary_size~0#1.base, aws_array_list_ensure_capacity_~#necessary_size~0#1.offset; [2025-03-04 03:02:38,533 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7491: havoc aws_array_list_ensure_capacity_#t~ret757#1; [2025-03-04 03:02:38,560 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8154: havoc ~node~1.base, ~node~1.offset; [2025-03-04 03:02:38,586 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: havoc nondet_int_#t~nondet5#1; [2025-03-04 03:02:38,586 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7252: havoc nondet_compare_#t~ret668#1; [2025-03-04 03:02:38,601 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3203: havoc #t~ret243; [2025-03-04 03:02:38,608 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L7360: havoc #t~ret681.base, #t~ret681.offset; [2025-03-04 03:02:38,644 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8050: call ULTIMATE.dealloc(~#parent_item~0.base, ~#parent_item~0.offset);havoc ~#parent_item~0.base, ~#parent_item~0.offset;call ULTIMATE.dealloc(~#child_item~0.base, ~#child_item~0.offset);havoc ~#child_item~0.base, ~#child_item~0.offset; [2025-03-04 03:02:38,746 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2878: call ULTIMATE.dealloc(~#allocation_size~0.base, ~#allocation_size~0.offset);havoc ~#allocation_size~0.base, ~#allocation_size~0.offset; [2025-03-04 03:02:38,757 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2617: havoc #t~ret59#1; [2025-03-04 03:02:43,847 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2997: havoc aws_array_list_push_back_#t~ret123#1; [2025-03-04 03:02:43,848 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L8284: call ULTIMATE.dealloc(aws_priority_queue_push_ref_~#backpointer#1.base, aws_priority_queue_push_ref_~#backpointer#1.offset);havoc aws_priority_queue_push_ref_~#backpointer#1.base, aws_priority_queue_push_ref_~#backpointer#1.offset; [2025-03-04 03:02:44,097 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3121: havoc #t~ret187; [2025-03-04 03:02:44,097 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L3108: havoc ~last_item_offset~1; [2025-03-04 03:02:44,241 INFO L? ?]: Removed 321 outVars from TransFormulas that were not future-live. [2025-03-04 03:02:44,241 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 03:02:44,267 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 03:02:44,267 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 03:02:44,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:02:44 BoogieIcfgContainer [2025-03-04 03:02:44,268 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 03:02:44,269 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-04 03:02:44,270 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-04 03:02:44,277 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-04 03:02:44,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 03:02:35" (1/3) ... [2025-03-04 03:02:44,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a099f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:02:44, skipping insertion in model container [2025-03-04 03:02:44,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 03:02:37" (2/3) ... [2025-03-04 03:02:44,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a099f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 03:02:44, skipping insertion in model container [2025-03-04 03:02:44,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 03:02:44" (3/3) ... [2025-03-04 03:02:44,279 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_harness_negated.i [2025-03-04 03:02:44,291 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-04 03:02:44,292 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_priority_queue_push_harness_negated.i that has 39 procedures, 572 locations, 1 initial locations, 10 loop locations, and 2 error locations. [2025-03-04 03:02:44,356 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-04 03:02:44,365 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3bed6fc3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-04 03:02:44,365 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-03-04 03:02:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand has 556 states, 318 states have (on average 1.2327044025157232) internal successors, (392), 321 states have internal predecessors, (392), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (202), 202 states have call predecessors, (202), 202 states have call successors, (202) [2025-03-04 03:02:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-03-04 03:02:44,389 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:02:44,389 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:02:44,390 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:02:44,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:02:44,394 INFO L85 PathProgramCache]: Analyzing trace with hash 896119116, now seen corresponding path program 1 times [2025-03-04 03:02:44,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:02:44,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079177856] [2025-03-04 03:02:44,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:02:44,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:02:48,897 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-04 03:02:49,293 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-04 03:02:49,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:02:49,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:02:49,814 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2025-03-04 03:02:49,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:02:49,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079177856] [2025-03-04 03:02:49,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079177856] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:02:49,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1998969479] [2025-03-04 03:02:49,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:02:49,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:02:49,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:02:49,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:02:49,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-04 03:02:54,259 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-04 03:02:54,700 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-04 03:02:54,700 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:02:54,700 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:02:54,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 4663 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-04 03:02:54,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 03:02:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2025-03-04 03:02:54,756 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 03:02:54,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1998969479] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:02:54,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 03:02:54,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-04 03:02:54,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096246156] [2025-03-04 03:02:54,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:02:54,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-04 03:02:54,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:02:54,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-04 03:02:54,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 03:02:54,783 INFO L87 Difference]: Start difference. First operand has 556 states, 318 states have (on average 1.2327044025157232) internal successors, (392), 321 states have internal predecessors, (392), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (202), 202 states have call predecessors, (202), 202 states have call successors, (202) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2025-03-04 03:02:54,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:02:54,854 INFO L93 Difference]: Finished difference Result 1084 states and 1674 transitions. [2025-03-04 03:02:54,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 03:02:54,856 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 197 [2025-03-04 03:02:54,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:02:54,865 INFO L225 Difference]: With dead ends: 1084 [2025-03-04 03:02:54,865 INFO L226 Difference]: Without dead ends: 549 [2025-03-04 03:02:54,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-04 03:02:54,873 INFO L435 NwaCegarLoop]: 789 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 789 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-04 03:02:54,874 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-04 03:02:54,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2025-03-04 03:02:54,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2025-03-04 03:02:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 312 states have (on average 1.2243589743589745) internal successors, (382), 314 states have internal predecessors, (382), 202 states have call successors, (202), 34 states have call predecessors, (202), 33 states have return successors, (200), 200 states have call predecessors, (200), 200 states have call successors, (200) [2025-03-04 03:02:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 784 transitions. [2025-03-04 03:02:54,948 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 784 transitions. Word has length 197 [2025-03-04 03:02:54,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:02:54,949 INFO L471 AbstractCegarLoop]: Abstraction has 549 states and 784 transitions. [2025-03-04 03:02:54,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2025-03-04 03:02:54,950 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 784 transitions. [2025-03-04 03:02:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2025-03-04 03:02:54,954 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:02:54,955 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:02:54,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-04 03:02:55,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-04 03:02:55,156 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:02:55,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:02:55,157 INFO L85 PathProgramCache]: Analyzing trace with hash 2115906189, now seen corresponding path program 1 times [2025-03-04 03:02:55,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:02:55,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558702731] [2025-03-04 03:02:55,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:02:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:02:58,978 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-04 03:02:59,118 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-04 03:02:59,119 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:02:59,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:00,178 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2025-03-04 03:03:00,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:03:00,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558702731] [2025-03-04 03:03:00,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558702731] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:03:00,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1299638440] [2025-03-04 03:03:00,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:00,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:00,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:03:00,181 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:03:00,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-04 03:03:04,546 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 197 statements into 1 equivalence classes. [2025-03-04 03:03:04,982 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 197 of 197 statements. [2025-03-04 03:03:04,982 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:04,982 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:05,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 4663 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-03-04 03:03:05,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 03:03:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2025-03-04 03:03:06,115 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 03:03:06,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1299638440] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:03:06,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 03:03:06,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2025-03-04 03:03:06,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852432190] [2025-03-04 03:03:06,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:03:06,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-04 03:03:06,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:03:06,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-04 03:03:06,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2025-03-04 03:03:06,117 INFO L87 Difference]: Start difference. First operand 549 states and 784 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-03-04 03:03:09,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:03:09,805 INFO L93 Difference]: Finished difference Result 1052 states and 1516 transitions. [2025-03-04 03:03:09,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-04 03:03:09,806 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 197 [2025-03-04 03:03:09,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:03:09,811 INFO L225 Difference]: With dead ends: 1052 [2025-03-04 03:03:09,812 INFO L226 Difference]: Without dead ends: 551 [2025-03-04 03:03:09,814 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2025-03-04 03:03:09,815 INFO L435 NwaCegarLoop]: 707 mSDtfsCounter, 794 mSDsluCounter, 2034 mSDsCounter, 0 mSdLazyCounter, 269 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 2741 SdHoareTripleChecker+Invalid, 372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2025-03-04 03:03:09,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [798 Valid, 2741 Invalid, 372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 269 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2025-03-04 03:03:09,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2025-03-04 03:03:09,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 551. [2025-03-04 03:03:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 313 states have (on average 1.2236421725239617) internal successors, (383), 316 states have internal predecessors, (383), 202 states have call successors, (202), 34 states have call predecessors, (202), 34 states have return successors, (210), 200 states have call predecessors, (210), 200 states have call successors, (210) [2025-03-04 03:03:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 795 transitions. [2025-03-04 03:03:09,851 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 795 transitions. Word has length 197 [2025-03-04 03:03:09,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:03:09,852 INFO L471 AbstractCegarLoop]: Abstraction has 551 states and 795 transitions. [2025-03-04 03:03:09,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2025-03-04 03:03:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 795 transitions. [2025-03-04 03:03:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-03-04 03:03:09,855 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:03:09,856 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:03:09,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-04 03:03:10,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-04 03:03:10,057 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:03:10,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:03:10,057 INFO L85 PathProgramCache]: Analyzing trace with hash -955535907, now seen corresponding path program 1 times [2025-03-04 03:03:10,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:03:10,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112601365] [2025-03-04 03:03:10,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:10,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:03:14,024 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-03-04 03:03:14,145 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-03-04 03:03:14,146 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:14,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2025-03-04 03:03:15,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:03:15,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112601365] [2025-03-04 03:03:15,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112601365] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:03:15,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391998096] [2025-03-04 03:03:15,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:15,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:15,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:03:15,518 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:03:15,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-04 03:03:19,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-03-04 03:03:20,235 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-03-04 03:03:20,235 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:20,235 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:20,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 4713 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-04 03:03:20,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 03:03:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2025-03-04 03:03:22,033 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 03:03:22,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1391998096] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:03:22,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 03:03:22,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2025-03-04 03:03:22,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292140670] [2025-03-04 03:03:22,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:03:22,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-04 03:03:22,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:03:22,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-04 03:03:22,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2025-03-04 03:03:22,035 INFO L87 Difference]: Start difference. First operand 551 states and 795 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2025-03-04 03:03:30,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:03:30,521 INFO L93 Difference]: Finished difference Result 1075 states and 1596 transitions. [2025-03-04 03:03:30,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-03-04 03:03:30,522 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 205 [2025-03-04 03:03:30,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:03:30,530 INFO L225 Difference]: With dead ends: 1075 [2025-03-04 03:03:30,531 INFO L226 Difference]: Without dead ends: 572 [2025-03-04 03:03:30,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2025-03-04 03:03:30,536 INFO L435 NwaCegarLoop]: 674 mSDtfsCounter, 842 mSDsluCounter, 3213 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 3887 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2025-03-04 03:03:30,539 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [873 Valid, 3887 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2025-03-04 03:03:30,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2025-03-04 03:03:30,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 570. [2025-03-04 03:03:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 329 states have (on average 1.2310030395136777) internal successors, (405), 332 states have internal predecessors, (405), 204 states have call successors, (204), 34 states have call predecessors, (204), 35 states have return successors, (244), 203 states have call predecessors, (244), 202 states have call successors, (244) [2025-03-04 03:03:30,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 853 transitions. [2025-03-04 03:03:30,566 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 853 transitions. Word has length 205 [2025-03-04 03:03:30,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:03:30,566 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 853 transitions. [2025-03-04 03:03:30,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 4 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2025-03-04 03:03:30,566 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 853 transitions. [2025-03-04 03:03:30,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-03-04 03:03:30,568 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:03:30,568 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:03:30,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-04 03:03:30,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:30,769 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:03:30,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:03:30,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1185296591, now seen corresponding path program 1 times [2025-03-04 03:03:30,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:03:30,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211767879] [2025-03-04 03:03:30,770 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:30,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:03:34,370 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-03-04 03:03:34,512 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-03-04 03:03:34,512 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:34,512 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:35,654 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2025-03-04 03:03:35,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:03:35,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211767879] [2025-03-04 03:03:35,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211767879] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:03:35,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627712395] [2025-03-04 03:03:35,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:35,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:35,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:03:35,658 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:03:35,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-04 03:03:40,116 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-03-04 03:03:40,536 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-03-04 03:03:40,536 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:40,536 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:40,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 4840 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-03-04 03:03:40,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 03:03:41,966 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2025-03-04 03:03:41,967 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 03:03:41,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627712395] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:03:41,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 03:03:41,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2025-03-04 03:03:41,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821606478] [2025-03-04 03:03:41,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:03:41,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-04 03:03:41,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:03:41,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-04 03:03:41,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2025-03-04 03:03:41,968 INFO L87 Difference]: Start difference. First operand 570 states and 853 transitions. Second operand has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2025-03-04 03:03:47,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 03:03:47,077 INFO L93 Difference]: Finished difference Result 1098 states and 1667 transitions. [2025-03-04 03:03:47,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-03-04 03:03:47,078 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 220 [2025-03-04 03:03:47,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-04 03:03:47,083 INFO L225 Difference]: With dead ends: 1098 [2025-03-04 03:03:47,084 INFO L226 Difference]: Without dead ends: 576 [2025-03-04 03:03:47,086 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2025-03-04 03:03:47,087 INFO L435 NwaCegarLoop]: 699 mSDtfsCounter, 810 mSDsluCounter, 2681 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 3380 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2025-03-04 03:03:47,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [814 Valid, 3380 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2025-03-04 03:03:47,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2025-03-04 03:03:47,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 570. [2025-03-04 03:03:47,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 329 states have (on average 1.2310030395136777) internal successors, (405), 332 states have internal predecessors, (405), 204 states have call successors, (204), 34 states have call predecessors, (204), 35 states have return successors, (244), 203 states have call predecessors, (244), 202 states have call successors, (244) [2025-03-04 03:03:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 853 transitions. [2025-03-04 03:03:47,122 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 853 transitions. Word has length 220 [2025-03-04 03:03:47,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-04 03:03:47,122 INFO L471 AbstractCegarLoop]: Abstraction has 570 states and 853 transitions. [2025-03-04 03:03:47,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.0) internal successors, (84), 7 states have internal predecessors, (84), 4 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2025-03-04 03:03:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 853 transitions. [2025-03-04 03:03:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2025-03-04 03:03:47,126 INFO L210 NwaCegarLoop]: Found error trace [2025-03-04 03:03:47,126 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 03:03:47,146 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-04 03:03:47,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:47,327 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-04 03:03:47,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 03:03:47,328 INFO L85 PathProgramCache]: Analyzing trace with hash 420736463, now seen corresponding path program 1 times [2025-03-04 03:03:47,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 03:03:47,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281366512] [2025-03-04 03:03:47,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:47,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 03:03:50,969 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-03-04 03:03:51,093 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-03-04 03:03:51,094 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:51,094 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:52,661 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2025-03-04 03:03:52,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 03:03:52,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281366512] [2025-03-04 03:03:52,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281366512] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-04 03:03:52,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2015023000] [2025-03-04 03:03:52,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 03:03:52,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-04 03:03:52,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 03:03:52,663 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-04 03:03:52,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-04 03:03:57,102 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 236 statements into 1 equivalence classes. [2025-03-04 03:03:57,505 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 236 of 236 statements. [2025-03-04 03:03:57,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 03:03:57,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 03:03:57,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 4912 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-04 03:03:57,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 03:03:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2025-03-04 03:03:59,671 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-04 03:03:59,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2015023000] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 03:03:59,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-04 03:03:59,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8] total 15 [2025-03-04 03:03:59,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897610226] [2025-03-04 03:03:59,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 03:03:59,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-04 03:03:59,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 03:03:59,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-04 03:03:59,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2025-03-04 03:03:59,672 INFO L87 Difference]: Start difference. First operand 570 states and 853 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 5 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35)