./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_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 8a38a43769c42d8669572ba16bfe2bf0ba7986e6a4cc5f2e35ff1bb4fb35c723 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 10:13:18,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 10:13:18,849 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-20 10:13:18,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 10:13:18,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 10:13:18,887 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 10:13:18,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 10:13:18,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 10:13:18,889 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 10:13:18,890 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 10:13:18,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 10:13:18,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 10:13:18,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 10:13:18,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 10:13:18,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 10:13:18,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 10:13:18,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 10:13:18,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 10:13:18,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 10:13:18,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 10:13:18,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 10:13:18,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 10:13:18,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 10:13:18,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 10:13:18,906 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 10:13:18,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 10:13:18,907 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 10:13:18,907 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 10:13:18,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 10:13:18,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:13:18,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 10:13:18,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 10:13:18,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 10:13:18,909 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 10:13:18,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 10:13:18,909 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 10:13:18,910 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 10:13:18,910 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 10:13:18,910 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 10:13:18,910 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a38a43769c42d8669572ba16bfe2bf0ba7986e6a4cc5f2e35ff1bb4fb35c723 [2024-11-20 10:13:19,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 10:13:19,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 10:13:19,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 10:13:19,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 10:13:19,253 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 10:13:19,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness_negated.i [2024-11-20 10:13:20,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 10:13:21,309 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 10:13:21,310 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness_negated.i [2024-11-20 10:13:21,357 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f65a4da/88af5ccdda3f43928864dde6470e2784/FLAG5c331a225 [2024-11-20 10:13:21,387 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03f65a4da/88af5ccdda3f43928864dde6470e2784 [2024-11-20 10:13:21,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 10:13:21,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 10:13:21,396 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 10:13:21,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 10:13:21,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 10:13:21,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:13:21" (1/1) ... [2024-11-20 10:13:21,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea574ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:21, skipping insertion in model container [2024-11-20 10:13:21,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:13:21" (1/1) ... [2024-11-20 10:13:21,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 10:13:21,871 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_ref_harness_negated.i[4501,4514] [2024-11-20 10:13:21,884 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_ref_harness_negated.i[4561,4574] [2024-11-20 10:13:23,664 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,665 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,666 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,697 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,699 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,705 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,709 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:23,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,410 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,488 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,489 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,490 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,490 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,490 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,491 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,492 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,493 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,498 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,499 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,503 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,543 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,546 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:13:24,656 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 10:13:24,673 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_ref_harness_negated.i[4501,4514] [2024-11-20 10:13:24,674 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_ref_harness_negated.i[4561,4574] [2024-11-20 10:13:24,714 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,715 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,722 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,723 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,724 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,725 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,726 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,821 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,828 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-11-20 10:13:24,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,864 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,865 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,865 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,866 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,866 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,867 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,868 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,869 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,870 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,871 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,872 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,876 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,885 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,886 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-20 10:13:24,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 10:13:25,077 INFO L204 MainTranslator]: Completed translation [2024-11-20 10:13:25,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25 WrapperNode [2024-11-20 10:13:25,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 10:13:25,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 10:13:25,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 10:13:25,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 10:13:25,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,284 INFO L138 Inliner]: procedures = 686, calls = 1892, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1177 [2024-11-20 10:13:25,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 10:13:25,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 10:13:25,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 10:13:25,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 10:13:25,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,314 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,493 INFO L175 MemorySlicer]: Split 384 memory accesses to 6 slices as follows [238, 7, 2, 9, 24, 104]. 62 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [6, 2, 2, 1, 5, 0]. The 268 writes are split as follows [232, 1, 0, 1, 8, 26]. [2024-11-20 10:13:25,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 10:13:25,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 10:13:25,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 10:13:25,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 10:13:25,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (1/1) ... [2024-11-20 10:13:25,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 10:13:25,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:13:25,708 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) [2024-11-20 10:13:25,711 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 [2024-11-20 10:13:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-20 10:13:25,760 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-20 10:13:25,760 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-11-20 10:13:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-11-20 10:13:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-20 10:13:25,761 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-20 10:13:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-20 10:13:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-20 10:13:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-20 10:13:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-20 10:13:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-20 10:13:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-20 10:13:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-20 10:13:25,762 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-20 10:13:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-20 10:13:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-20 10:13:25,763 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-20 10:13:25,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-20 10:13:25,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-20 10:13:25,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-20 10:13:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-20 10:13:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 10:13:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-20 10:13:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-20 10:13:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-20 10:13:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-20 10:13:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-20 10:13:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-20 10:13:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-20 10:13:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-20 10:13:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-20 10:13:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-20 10:13:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 10:13:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 10:13:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-20 10:13:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-20 10:13:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-20 10:13:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-20 10:13:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-20 10:13:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-20 10:13:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-20 10:13:25,770 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-20 10:13:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-20 10:13:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-20 10:13:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-20 10:13:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-20 10:13:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-20 10:13:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-20 10:13:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-20 10:13:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-20 10:13:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-20 10:13:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-20 10:13:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-20 10:13:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-20 10:13:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 10:13:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 10:13:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-20 10:13:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-20 10:13:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-20 10:13:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-20 10:13:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-20 10:13:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-11-20 10:13:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-20 10:13:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-20 10:13:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-20 10:13:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-20 10:13:25,776 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-20 10:13:25,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:13:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-11-20 10:13:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:13:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-20 10:13:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:13:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-20 10:13:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-20 10:13:26,236 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 10:13:26,240 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 10:13:32,728 INFO L? ?]: Removed 304 outVars from TransFormulas that were not future-live. [2024-11-20 10:13:32,728 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 10:13:32,757 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 10:13:32,758 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-20 10:13:32,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:13:32 BoogieIcfgContainer [2024-11-20 10:13:32,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 10:13:32,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 10:13:32,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 10:13:32,764 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 10:13:32,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:13:21" (1/3) ... [2024-11-20 10:13:32,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5ca5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:13:32, skipping insertion in model container [2024-11-20 10:13:32,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:13:25" (2/3) ... [2024-11-20 10:13:32,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b5ca5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:13:32, skipping insertion in model container [2024-11-20 10:13:32,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:13:32" (3/3) ... [2024-11-20 10:13:32,767 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness_negated.i [2024-11-20 10:13:32,788 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 10:13:32,788 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-20 10:13:32,881 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 10:13:32,889 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;@423d9318, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 10:13:32,890 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-20 10:13:32,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) [2024-11-20 10:13:32,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-20 10:13:32,915 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:13:32,918 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-20 10:13:32,919 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:13:32,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:13:32,926 INFO L85 PathProgramCache]: Analyzing trace with hash -1590182974, now seen corresponding path program 1 times [2024-11-20 10:13:32,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:13:32,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685981162] [2024-11-20 10:13:32,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:13:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:13:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:13:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:13:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:13:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:13:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:13:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:13:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:13:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:13:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:39,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:13:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:13:40,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:13:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:13:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:13:40,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:13:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:13:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:13:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:13:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 10:13:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:13:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-20 10:13:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 10:13:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-20 10:13:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 10:13:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 10:13:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 10:13:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-20 10:13:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 10:13:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 10:13:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-20 10:13:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 10:13:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:13:40,826 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2024-11-20 10:13:40,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:13:40,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685981162] [2024-11-20 10:13:40,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685981162] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:13:40,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 10:13:40,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-20 10:13:40,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896577243] [2024-11-20 10:13:40,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:13:40,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-20 10:13:40,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:13:40,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-20 10:13:40,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-20 10:13:40,874 INFO L87 Difference]: Start difference. First operand has 553 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 320 states have internal predecessors, (393), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (199), 199 states have call predecessors, (199), 199 states have call successors, (199) Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-20 10:13:44,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:13:49,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:13:53,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-20 10:14:16,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:14:16,323 INFO L93 Difference]: Finished difference Result 1243 states and 2040 transitions. [2024-11-20 10:14:16,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-20 10:14:16,327 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 192 [2024-11-20 10:14:16,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:14:16,350 INFO L225 Difference]: With dead ends: 1243 [2024-11-20 10:14:16,351 INFO L226 Difference]: Without dead ends: 711 [2024-11-20 10:14:16,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-20 10:14:16,362 INFO L432 NwaCegarLoop]: 523 mSDtfsCounter, 369 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 637 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 1134 SdHoareTripleChecker+Invalid, 1836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 637 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2024-11-20 10:14:16,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 1134 Invalid, 1836 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [637 Valid, 1196 Invalid, 3 Unknown, 0 Unchecked, 34.5s Time] [2024-11-20 10:14:16,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2024-11-20 10:14:16,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 546. [2024-11-20 10:14:16,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 311 states have (on average 1.2218649517684887) internal successors, (380), 313 states have internal predecessors, (380), 199 states have call successors, (199), 35 states have call predecessors, (199), 34 states have return successors, (197), 197 states have call predecessors, (197), 197 states have call successors, (197) [2024-11-20 10:14:16,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 776 transitions. [2024-11-20 10:14:16,543 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 776 transitions. Word has length 192 [2024-11-20 10:14:16,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:14:16,545 INFO L471 AbstractCegarLoop]: Abstraction has 546 states and 776 transitions. [2024-11-20 10:14:16,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-20 10:14:16,546 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 776 transitions. [2024-11-20 10:14:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-20 10:14:16,551 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:14:16,552 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-20 10:14:16,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 10:14:16,552 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:14:16,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:14:16,553 INFO L85 PathProgramCache]: Analyzing trace with hash 783198340, now seen corresponding path program 1 times [2024-11-20 10:14:16,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:14:16,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177472487] [2024-11-20 10:14:16,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:16,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:14:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:22,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:14:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:14:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:14:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:14:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:14:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:14:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:14:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:22,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:14:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:14:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:23,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:14:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:23,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-20 10:14:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-20 10:14:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-20 10:14:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:14:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-20 10:14:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-20 10:14:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-20 10:14:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-20 10:14:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-20 10:14:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-20 10:14:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-20 10:14:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-20 10:14:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-20 10:14:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-20 10:14:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-20 10:14:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-20 10:14:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-20 10:14:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-20 10:14:24,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 10:14:24,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177472487] [2024-11-20 10:14:24,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177472487] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 10:14:24,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347784138] [2024-11-20 10:14:24,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:24,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:24,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 10:14:24,614 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) [2024-11-20 10:14:24,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 10:14:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:30,532 INFO L255 TraceCheckSpWp]: Trace formula consists of 4662 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-20 10:14:30,552 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 10:14:32,528 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-20 10:14:32,528 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 10:14:32,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347784138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 10:14:32,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-20 10:14:32,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-20 10:14:32,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859849702] [2024-11-20 10:14:32,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 10:14:32,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-20 10:14:32,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 10:14:32,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-20 10:14:32,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-20 10:14:32,533 INFO L87 Difference]: Start difference. First operand 546 states and 776 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-20 10:14:36,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 10:14:36,523 INFO L93 Difference]: Finished difference Result 1046 states and 1498 transitions. [2024-11-20 10:14:36,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-20 10:14:36,524 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 192 [2024-11-20 10:14:36,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 10:14:36,537 INFO L225 Difference]: With dead ends: 1046 [2024-11-20 10:14:36,537 INFO L226 Difference]: Without dead ends: 548 [2024-11-20 10:14:36,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-20 10:14:36,543 INFO L432 NwaCegarLoop]: 727 mSDtfsCounter, 764 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-20 10:14:36,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 2876 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-20 10:14:36,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2024-11-20 10:14:36,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 548. [2024-11-20 10:14:36,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 312 states have (on average 1.2211538461538463) internal successors, (381), 315 states have internal predecessors, (381), 199 states have call successors, (199), 35 states have call predecessors, (199), 35 states have return successors, (205), 197 states have call predecessors, (205), 197 states have call successors, (205) [2024-11-20 10:14:36,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 785 transitions. [2024-11-20 10:14:36,606 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 785 transitions. Word has length 192 [2024-11-20 10:14:36,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 10:14:36,607 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 785 transitions. [2024-11-20 10:14:36,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2024-11-20 10:14:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 785 transitions. [2024-11-20 10:14:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-20 10:14:36,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 10:14:36,613 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-20 10:14:36,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 10:14:36,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 10:14:36,815 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 10:14:36,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 10:14:36,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1731214896, now seen corresponding path program 1 times [2024-11-20 10:14:36,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 10:14:36,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426780490] [2024-11-20 10:14:36,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 10:14:36,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 10:14:41,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 10:14:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-20 10:14:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-20 10:14:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 10:14:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-20 10:14:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-20 10:14:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-20 10:14:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-20 10:14:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:42,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-20 10:14:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-20 10:14:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-20 10:14:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-20 10:14:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 10:14:43,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-20 10:14:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat