./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 14:48:08,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 14:48:08,254 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 14:48:08,260 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 14:48:08,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 14:48:08,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 14:48:08,295 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 14:48:08,295 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 14:48:08,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 14:48:08,296 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 14:48:08,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 14:48:08,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 14:48:08,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 14:48:08,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 14:48:08,300 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 14:48:08,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 14:48:08,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 14:48:08,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 14:48:08,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 14:48:08,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 14:48:08,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 14:48:08,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 14:48:08,305 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 14:48:08,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 14:48:08,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 14:48:08,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 14:48:08,306 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 14:48:08,307 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 14:48:08,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 14:48:08,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:48:08,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 14:48:08,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 14:48:08,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 14:48:08,308 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 14:48:08,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 14:48:08,308 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 14:48:08,309 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 14:48:08,309 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 14:48:08,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 14:48:08,309 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a38a43769c42d8669572ba16bfe2bf0ba7986e6a4cc5f2e35ff1bb4fb35c723 [2024-10-11 14:48:08,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 14:48:08,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 14:48:08,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 14:48:08,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 14:48:08,627 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 14:48:08,628 INFO L431 ainManager$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 [2024-10-11 14:48:10,047 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 14:48:10,471 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 14:48:10,472 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_ref_harness_negated.i [2024-10-11 14:48:10,510 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/fd071d4cb/4a8d8e4acdac4121b916d22afe036f13/FLAG5359181b3 [2024-10-11 14:48:10,624 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/fd071d4cb/4a8d8e4acdac4121b916d22afe036f13 [2024-10-11 14:48:10,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 14:48:10,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 14:48:10,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 14:48:10,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 14:48:10,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 14:48:10,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:48:10" (1/1) ... [2024-10-11 14:48:10,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7e3fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:10, skipping insertion in model container [2024-10-11 14:48:10,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:48:10" (1/1) ... [2024-10-11 14:48:10,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 14:48:11,033 WARN L248 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] [2024-10-11 14:48:11,042 WARN L248 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] [2024-10-11 14:48:11,907 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,911 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,912 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,913 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,914 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,931 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,932 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,933 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,934 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,936 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,937 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,937 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:11,938 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,423 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,428 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,486 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,487 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,487 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,487 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,488 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,488 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,489 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,490 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,490 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,490 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,490 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,491 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,491 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,494 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,495 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,495 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,495 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,498 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,499 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,504 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,505 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,505 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:48:12,551 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 14:48:12,565 WARN L248 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] [2024-10-11 14:48:12,572 WARN L248 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] [2024-10-11 14:48:12,620 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,621 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,621 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,621 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,622 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,629 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,630 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,630 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,631 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,632 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,632 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,633 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,633 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,714 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,722 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7739-7750] [2024-10-11 14:48:12,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,748 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,748 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,750 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,751 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,752 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,753 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,753 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,753 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,754 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,754 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,755 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,755 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,755 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,757 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,758 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,797 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,800 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,800 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-11 14:48:12,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 14:48:13,016 INFO L204 MainTranslator]: Completed translation [2024-10-11 14:48:13,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13 WrapperNode [2024-10-11 14:48:13,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 14:48:13,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 14:48:13,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 14:48:13,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 14:48:13,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,241 INFO L138 Inliner]: procedures = 686, calls = 1886, calls flagged for inlining = 57, calls inlined = 17, statements flattened = 1173 [2024-10-11 14:48:13,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 14:48:13,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 14:48:13,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 14:48:13,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 14:48:13,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,265 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,366 INFO L175 MemorySlicer]: Split 380 memory accesses to 6 slices as follows [2, 236, 7, 9, 24, 102]. 62 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 236, 2, 1, 5, 11]. The 23 writes are split as follows [0, 0, 1, 1, 8, 13]. [2024-10-11 14:48:13,367 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,367 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 14:48:13,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 14:48:13,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 14:48:13,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 14:48:13,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (1/1) ... [2024-10-11 14:48:13,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 14:48:13,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:13,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 14:48:13,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 14:48:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-11 14:48:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-11 14:48:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2024-10-11 14:48:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2024-10-11 14:48:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-11 14:48:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-11 14:48:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 14:48:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-11 14:48:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-11 14:48:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-11 14:48:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-11 14:48:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-11 14:48:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-11 14:48:13,546 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-11 14:48:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-11 14:48:13,547 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 14:48:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-11 14:48:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-11 14:48:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 14:48:13,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 14:48:13,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 14:48:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 14:48:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 14:48:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 14:48:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 14:48:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 14:48:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 14:48:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 14:48:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-11 14:48:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-11 14:48:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-11 14:48:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-11 14:48:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 14:48:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 14:48:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-11 14:48:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-11 14:48:13,551 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-11 14:48:13,551 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-11 14:48:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-11 14:48:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-11 14:48:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-11 14:48:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-11 14:48:13,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-10-11 14:48:13,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-10-11 14:48:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-10-11 14:48:13,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-10-11 14:48:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-10-11 14:48:13,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-10-11 14:48:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-10-11 14:48:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-10-11 14:48:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-10-11 14:48:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-10-11 14:48:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-10-11 14:48:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-10-11 14:48:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 14:48:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 14:48:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-11 14:48:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-11 14:48:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-10-11 14:48:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-10-11 14:48:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-11 14:48:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-11 14:48:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-11 14:48:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 14:48:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_push_ref [2024-10-11 14:48:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_push_ref [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-11 14:48:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-11 14:48:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-11 14:48:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-11 14:48:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 14:48:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:48:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2024-10-11 14:48:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-11 14:48:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 14:48:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 14:48:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 14:48:13,955 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 14:48:13,958 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 14:48:15,171 INFO L? ?]: Removed 302 outVars from TransFormulas that were not future-live. [2024-10-11 14:48:15,171 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 14:48:15,310 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 14:48:15,311 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-11 14:48:15,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:48:15 BoogieIcfgContainer [2024-10-11 14:48:15,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 14:48:15,313 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 14:48:15,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 14:48:15,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 14:48:15,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:48:10" (1/3) ... [2024-10-11 14:48:15,318 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104927dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:48:15, skipping insertion in model container [2024-10-11 14:48:15,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:48:13" (2/3) ... [2024-10-11 14:48:15,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@104927dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:48:15, skipping insertion in model container [2024-10-11 14:48:15,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:48:15" (3/3) ... [2024-10-11 14:48:15,321 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_ref_harness_negated.i [2024-10-11 14:48:15,338 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 14:48:15,338 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-11 14:48:15,423 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 14:48:15,433 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;@7bab2f7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 14:48:15,434 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-11 14:48:15,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 518 states, 282 states have (on average 1.2695035460992907) internal successors, (358), 285 states have internal predecessors, (358), 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) [2024-10-11 14:48:15,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-11 14:48:15,461 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:15,462 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:15,463 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:15,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:15,469 INFO L85 PathProgramCache]: Analyzing trace with hash -535152766, now seen corresponding path program 1 times [2024-10-11 14:48:15,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:15,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427774716] [2024-10-11 14:48:15,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:15,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:16,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 14:48:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 14:48:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 14:48:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 14:48:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:48:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 14:48:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 14:48:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 14:48:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 14:48:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:48:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 14:48:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-11 14:48:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-10-11 14:48:16,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:16,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427774716] [2024-10-11 14:48:16,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427774716] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:16,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:48:16,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 14:48:16,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596678326] [2024-10-11 14:48:16,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:16,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 14:48:16,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:16,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 14:48:16,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-11 14:48:16,680 INFO L87 Difference]: Start difference. First operand has 518 states, 282 states have (on average 1.2695035460992907) internal successors, (358), 285 states have internal predecessors, (358), 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 10.4) internal successors, (52), 2 states have internal predecessors, (52), 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) [2024-10-11 14:48:19,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:19,158 INFO L93 Difference]: Finished difference Result 1167 states and 1963 transitions. [2024-10-11 14:48:19,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 14:48:19,163 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 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 175 [2024-10-11 14:48:19,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:19,189 INFO L225 Difference]: With dead ends: 1167 [2024-10-11 14:48:19,189 INFO L226 Difference]: Without dead ends: 669 [2024-10-11 14:48:19,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-10-11 14:48:19,204 INFO L432 NwaCegarLoop]: 538 mSDtfsCounter, 314 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 628 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 628 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:19,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 1022 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [628 Valid, 804 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-10-11 14:48:19,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-10-11 14:48:19,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 515. [2024-10-11 14:48:19,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 280 states have (on average 1.2464285714285714) internal successors, (349), 282 states have internal predecessors, (349), 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) [2024-10-11 14:48:19,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 745 transitions. [2024-10-11 14:48:19,324 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 745 transitions. Word has length 175 [2024-10-11 14:48:19,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:19,325 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 745 transitions. [2024-10-11 14:48:19,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 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) [2024-10-11 14:48:19,326 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 745 transitions. [2024-10-11 14:48:19,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-10-11 14:48:19,331 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:19,331 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:19,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 14:48:19,332 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:19,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:19,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1063519036, now seen corresponding path program 1 times [2024-10-11 14:48:19,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:19,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783823161] [2024-10-11 14:48:19,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:19,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:19,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-11 14:48:20,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-11 14:48:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-11 14:48:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 14:48:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:48:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-11 14:48:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-11 14:48:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-11 14:48:20,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-11 14:48:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:48:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-11 14:48:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-11 14:48:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,245 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2024-10-11 14:48:20,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:20,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783823161] [2024-10-11 14:48:20,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783823161] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:20,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163242583] [2024-10-11 14:48:20,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:20,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:20,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:20,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:20,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 14:48:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:20,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 2463 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 14:48:20,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:48:20,930 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:20,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [163242583] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:20,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:20,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-10-11 14:48:20,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654511062] [2024-10-11 14:48:20,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:20,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 14:48:20,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:20,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 14:48:20,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:48:20,934 INFO L87 Difference]: Start difference. First operand 515 states and 745 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 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) [2024-10-11 14:48:21,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:21,258 INFO L93 Difference]: Finished difference Result 989 states and 1441 transitions. [2024-10-11 14:48:21,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 14:48:21,258 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 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 175 [2024-10-11 14:48:21,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:21,267 INFO L225 Difference]: With dead ends: 989 [2024-10-11 14:48:21,271 INFO L226 Difference]: Without dead ends: 517 [2024-10-11 14:48:21,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:48:21,277 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 8 mSDsluCounter, 2043 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 2740 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:21,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 2740 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 14:48:21,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2024-10-11 14:48:21,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 517. [2024-10-11 14:48:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 281 states have (on average 1.2455516014234875) internal successors, (350), 284 states have internal predecessors, (350), 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) [2024-10-11 14:48:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 754 transitions. [2024-10-11 14:48:21,338 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 754 transitions. Word has length 175 [2024-10-11 14:48:21,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:21,339 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 754 transitions. [2024-10-11 14:48:21,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 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) [2024-10-11 14:48:21,340 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 754 transitions. [2024-10-11 14:48:21,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-10-11 14:48:21,346 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:21,346 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 4, 4, 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] [2024-10-11 14:48:21,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 14:48:21,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:21,548 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:21,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:21,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1998203160, now seen corresponding path program 1 times [2024-10-11 14:48:21,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:21,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701251385] [2024-10-11 14:48:21,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:21,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:22,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:22,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:22,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:22,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-11 14:48:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 14:48:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-11 14:48:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-10-11 14:48:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-11 14:48:22,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 14:48:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-11 14:48:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 14:48:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-11 14:48:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-11 14:48:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-11 14:48:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-11 14:48:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-11 14:48:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-11 14:48:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-10-11 14:48:22,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:22,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701251385] [2024-10-11 14:48:22,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701251385] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:22,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474816782] [2024-10-11 14:48:22,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:22,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:22,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:22,487 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:22,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-11 14:48:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:23,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 14:48:23,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:23,184 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:48:23,184 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:23,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [474816782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:23,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:23,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-10-11 14:48:23,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50228578] [2024-10-11 14:48:23,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:23,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 14:48:23,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:23,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 14:48:23,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-11 14:48:23,188 INFO L87 Difference]: Start difference. First operand 517 states and 754 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-10-11 14:48:23,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:23,873 INFO L93 Difference]: Finished difference Result 1012 states and 1517 transitions. [2024-10-11 14:48:23,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 14:48:23,874 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 183 [2024-10-11 14:48:23,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:23,880 INFO L225 Difference]: With dead ends: 1012 [2024-10-11 14:48:23,880 INFO L226 Difference]: Without dead ends: 538 [2024-10-11 14:48:23,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:48:23,884 INFO L432 NwaCegarLoop]: 687 mSDtfsCounter, 35 mSDsluCounter, 3298 mSDsCounter, 0 mSdLazyCounter, 587 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 3985 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:23,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 3985 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 587 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-11 14:48:23,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2024-10-11 14:48:23,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 536. [2024-10-11 14:48:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:48:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:48:23,938 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 183 [2024-10-11 14:48:23,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:23,939 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:48:23,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 4 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-10-11 14:48:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:48:23,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-10-11 14:48:23,942 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:23,942 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:23,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-11 14:48:24,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:24,145 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:24,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:24,146 INFO L85 PathProgramCache]: Analyzing trace with hash 705752653, now seen corresponding path program 1 times [2024-10-11 14:48:24,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:24,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903794973] [2024-10-11 14:48:24,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:24,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:24,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:24,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:24,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:24,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-11 14:48:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 14:48:25,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-11 14:48:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-11 14:48:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-10-11 14:48:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-11 14:48:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-10-11 14:48:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-11 14:48:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-11 14:48:25,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-10-11 14:48:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:48:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-11 14:48:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-11 14:48:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-11 14:48:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-10-11 14:48:25,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:25,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903794973] [2024-10-11 14:48:25,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903794973] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:25,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233548729] [2024-10-11 14:48:25,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:25,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:25,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:25,301 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:25,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-11 14:48:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:25,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 2648 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-11 14:48:25,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:25,999 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-11 14:48:25,999 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:26,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233548729] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:26,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:26,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2024-10-11 14:48:26,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337184634] [2024-10-11 14:48:26,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:26,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 14:48:26,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:26,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 14:48:26,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:48:26,002 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-11 14:48:26,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:26,363 INFO L93 Difference]: Finished difference Result 1035 states and 1586 transitions. [2024-10-11 14:48:26,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:48:26,363 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 196 [2024-10-11 14:48:26,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:26,368 INFO L225 Difference]: With dead ends: 1035 [2024-10-11 14:48:26,369 INFO L226 Difference]: Without dead ends: 542 [2024-10-11 14:48:26,371 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:48:26,372 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 25 mSDsluCounter, 2683 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 3374 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:26,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 3374 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 14:48:26,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-10-11 14:48:26,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 536. [2024-10-11 14:48:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:48:26,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:48:26,440 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 196 [2024-10-11 14:48:26,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:26,440 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:48:26,441 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 4 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-10-11 14:48:26,441 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:48:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-10-11 14:48:26,443 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:26,443 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:26,465 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-11 14:48:26,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:26,645 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:26,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:26,645 INFO L85 PathProgramCache]: Analyzing trace with hash -783350990, now seen corresponding path program 1 times [2024-10-11 14:48:26,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:26,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045042324] [2024-10-11 14:48:26,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:26,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-11 14:48:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-11 14:48:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-11 14:48:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-11 14:48:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-11 14:48:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-11 14:48:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 14:48:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:48:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-11 14:48:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 14:48:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-11 14:48:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-11 14:48:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-11 14:48:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-10-11 14:48:27,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:27,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045042324] [2024-10-11 14:48:27,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045042324] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:27,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617255350] [2024-10-11 14:48:27,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:27,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:27,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:27,771 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:27,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-11 14:48:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:28,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 2720 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:48:28,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:28,616 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-10-11 14:48:28,616 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:28,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617255350] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:28,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:28,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-10-11 14:48:28,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098152760] [2024-10-11 14:48:28,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:28,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 14:48:28,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:28,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 14:48:28,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:48:28,620 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:48:29,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:29,368 INFO L93 Difference]: Finished difference Result 1062 states and 1625 transitions. [2024-10-11 14:48:29,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 14:48:29,369 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) Word has length 212 [2024-10-11 14:48:29,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:29,375 INFO L225 Difference]: With dead ends: 1062 [2024-10-11 14:48:29,375 INFO L226 Difference]: Without dead ends: 569 [2024-10-11 14:48:29,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-10-11 14:48:29,379 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 57 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 4488 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:29,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 4488 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 723 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 14:48:29,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-10-11 14:48:29,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 536. [2024-10-11 14:48:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 297 states have (on average 1.2525252525252526) internal successors, (372), 300 states have internal predecessors, (372), 201 states have call successors, (201), 35 states have call predecessors, (201), 36 states have return successors, (239), 200 states have call predecessors, (239), 199 states have call successors, (239) [2024-10-11 14:48:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 812 transitions. [2024-10-11 14:48:29,413 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 812 transitions. Word has length 212 [2024-10-11 14:48:29,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:29,414 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 812 transitions. [2024-10-11 14:48:29,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 5 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 5 states have call predecessors, (33), 5 states have call successors, (33) [2024-10-11 14:48:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 812 transitions. [2024-10-11 14:48:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-10-11 14:48:29,416 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:29,417 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 5, 5, 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, 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] [2024-10-11 14:48:29,439 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-11 14:48:29,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:29,618 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:29,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:29,618 INFO L85 PathProgramCache]: Analyzing trace with hash -1954569703, now seen corresponding path program 2 times [2024-10-11 14:48:29,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:29,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955908979] [2024-10-11 14:48:29,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:29,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:30,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-11 14:48:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-11 14:48:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-11 14:48:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-11 14:48:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-11 14:48:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 14:48:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-11 14:48:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-11 14:48:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-11 14:48:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:30,550 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2024-10-11 14:48:30,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:30,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955908979] [2024-10-11 14:48:30,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955908979] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:30,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:48:30,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-11 14:48:30,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359606813] [2024-10-11 14:48:30,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:30,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 14:48:30,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:30,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 14:48:30,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-10-11 14:48:30,553 INFO L87 Difference]: Start difference. First operand 536 states and 812 transitions. Second operand has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-11 14:48:34,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:34,757 INFO L93 Difference]: Finished difference Result 1168 states and 1818 transitions. [2024-10-11 14:48:34,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 14:48:34,758 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) Word has length 225 [2024-10-11 14:48:34,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:34,765 INFO L225 Difference]: With dead ends: 1168 [2024-10-11 14:48:34,765 INFO L226 Difference]: Without dead ends: 687 [2024-10-11 14:48:34,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-10-11 14:48:34,769 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 409 mSDsluCounter, 2358 mSDsCounter, 0 mSdLazyCounter, 3339 mSolverCounterSat, 695 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 2863 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 695 IncrementalHoareTripleChecker+Valid, 3339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:34,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [417 Valid, 2863 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [695 Valid, 3339 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2024-10-11 14:48:34,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-10-11 14:48:34,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 538. [2024-10-11 14:48:34,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 298 states have (on average 1.2516778523489933) internal successors, (373), 302 states have internal predecessors, (373), 201 states have call successors, (201), 35 states have call predecessors, (201), 37 states have return successors, (243), 200 states have call predecessors, (243), 199 states have call successors, (243) [2024-10-11 14:48:34,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 817 transitions. [2024-10-11 14:48:34,842 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 817 transitions. Word has length 225 [2024-10-11 14:48:34,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:34,843 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 817 transitions. [2024-10-11 14:48:34,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 6 states have internal predecessors, (79), 4 states have call successors, (36), 6 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-11 14:48:34,844 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 817 transitions. [2024-10-11 14:48:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-10-11 14:48:34,847 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:34,847 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 14:48:34,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 14:48:34,848 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:34,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:34,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1431042356, now seen corresponding path program 1 times [2024-10-11 14:48:34,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:34,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448210627] [2024-10-11 14:48:34,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:34,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:35,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:35,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:35,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-11 14:48:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-11 14:48:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-11 14:48:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2024-10-11 14:48:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-11 14:48:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 14:48:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-11 14:48:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-10-11 14:48:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-11 14:48:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-11 14:48:36,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:36,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448210627] [2024-10-11 14:48:36,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448210627] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:36,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 14:48:36,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-11 14:48:36,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831687464] [2024-10-11 14:48:36,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:36,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-11 14:48:36,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:36,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-11 14:48:36,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-11 14:48:36,207 INFO L87 Difference]: Start difference. First operand 538 states and 817 transitions. Second operand has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2024-10-11 14:48:39,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:39,770 INFO L93 Difference]: Finished difference Result 1176 states and 1843 transitions. [2024-10-11 14:48:39,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 14:48:39,771 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) Word has length 246 [2024-10-11 14:48:39,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:39,778 INFO L225 Difference]: With dead ends: 1176 [2024-10-11 14:48:39,778 INFO L226 Difference]: Without dead ends: 693 [2024-10-11 14:48:39,782 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:48:39,782 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 430 mSDsluCounter, 2718 mSDsCounter, 0 mSdLazyCounter, 3796 mSolverCounterSat, 698 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 3223 SdHoareTripleChecker+Invalid, 4494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 698 IncrementalHoareTripleChecker+Valid, 3796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:39,783 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 3223 Invalid, 4494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [698 Valid, 3796 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-11 14:48:39,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2024-10-11 14:48:39,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 539. [2024-10-11 14:48:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 299 states have (on average 1.2508361204013378) internal successors, (374), 303 states have internal predecessors, (374), 201 states have call successors, (201), 35 states have call predecessors, (201), 37 states have return successors, (243), 200 states have call predecessors, (243), 199 states have call successors, (243) [2024-10-11 14:48:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 818 transitions. [2024-10-11 14:48:39,822 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 818 transitions. Word has length 246 [2024-10-11 14:48:39,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:39,823 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 818 transitions. [2024-10-11 14:48:39,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 8.2) internal successors, (82), 7 states have internal predecessors, (82), 5 states have call successors, (37), 6 states have call predecessors, (37), 2 states have return successors, (34), 4 states have call predecessors, (34), 5 states have call successors, (34) [2024-10-11 14:48:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 818 transitions. [2024-10-11 14:48:39,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-11 14:48:39,825 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:39,826 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 5, 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, 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, 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] [2024-10-11 14:48:39,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 14:48:39,826 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:39,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:39,826 INFO L85 PathProgramCache]: Analyzing trace with hash -837620630, now seen corresponding path program 1 times [2024-10-11 14:48:39,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:39,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722734470] [2024-10-11 14:48:39,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:39,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:39,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:40,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:40,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:40,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:40,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:40,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-11 14:48:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-11 14:48:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 14:48:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-11 14:48:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-11 14:48:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-11 14:48:41,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-11 14:48:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-11 14:48:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:48:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,114 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 25 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-10-11 14:48:41,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:41,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722734470] [2024-10-11 14:48:41,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722734470] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:41,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980975847] [2024-10-11 14:48:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:41,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:41,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:41,117 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:41,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-11 14:48:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:41,828 INFO L255 TraceCheckSpWp]: Trace formula consists of 2977 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:48:41,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:42,022 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 193 proven. 3 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-10-11 14:48:42,023 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 14:48:42,513 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 25 proven. 12 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2024-10-11 14:48:42,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980975847] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 14:48:42,513 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 14:48:42,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 24 [2024-10-11 14:48:42,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291857209] [2024-10-11 14:48:42,514 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 14:48:42,515 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-11 14:48:42,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:42,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-11 14:48:42,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2024-10-11 14:48:42,517 INFO L87 Difference]: Start difference. First operand 539 states and 818 transitions. Second operand has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) [2024-10-11 14:48:48,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:48,237 INFO L93 Difference]: Finished difference Result 1193 states and 1867 transitions. [2024-10-11 14:48:48,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-11 14:48:48,238 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) Word has length 249 [2024-10-11 14:48:48,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:48,246 INFO L225 Difference]: With dead ends: 1193 [2024-10-11 14:48:48,246 INFO L226 Difference]: Without dead ends: 709 [2024-10-11 14:48:48,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 563 SyntacticMatches, 2 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=159, Invalid=1173, Unknown=0, NotChecked=0, Total=1332 [2024-10-11 14:48:48,251 INFO L432 NwaCegarLoop]: 497 mSDtfsCounter, 622 mSDsluCounter, 6167 mSDsCounter, 0 mSdLazyCounter, 7862 mSolverCounterSat, 808 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 6664 SdHoareTripleChecker+Invalid, 8670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 808 IncrementalHoareTripleChecker+Valid, 7862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:48,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [628 Valid, 6664 Invalid, 8670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [808 Valid, 7862 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-11 14:48:48,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 709 states. [2024-10-11 14:48:48,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 709 to 552. [2024-10-11 14:48:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 311 states have (on average 1.257234726688103) internal successors, (391), 314 states have internal predecessors, (391), 202 states have call successors, (202), 35 states have call predecessors, (202), 37 states have return successors, (244), 202 states have call predecessors, (244), 200 states have call successors, (244) [2024-10-11 14:48:48,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 837 transitions. [2024-10-11 14:48:48,295 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 837 transitions. Word has length 249 [2024-10-11 14:48:48,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:48,296 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 837 transitions. [2024-10-11 14:48:48,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 7.904761904761905) internal successors, (166), 18 states have internal predecessors, (166), 13 states have call successors, (93), 8 states have call predecessors, (93), 6 states have return successors, (81), 7 states have call predecessors, (81), 13 states have call successors, (81) [2024-10-11 14:48:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 837 transitions. [2024-10-11 14:48:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-10-11 14:48:48,299 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:48,300 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-11 14:48:48,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-11 14:48:48,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:48,501 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:48,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:48,501 INFO L85 PathProgramCache]: Analyzing trace with hash 769678705, now seen corresponding path program 2 times [2024-10-11 14:48:48,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:48,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152020494] [2024-10-11 14:48:48,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 14:48:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 14:48:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 14:48:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-11 14:48:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 14:48:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 14:48:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-11 14:48:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:48:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:49,803 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-10-11 14:48:49,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:49,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152020494] [2024-10-11 14:48:49,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152020494] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:49,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746359332] [2024-10-11 14:48:49,803 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 14:48:49,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:49,805 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:49,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-11 14:48:50,366 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-11 14:48:50,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:48:50,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 14:48:50,378 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2024-10-11 14:48:50,450 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:48:50,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1746359332] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:48:50,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:48:50,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2024-10-11 14:48:50,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096340215] [2024-10-11 14:48:50,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:48:50,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 14:48:50,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:50,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 14:48:50,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:48:50,452 INFO L87 Difference]: Start difference. First operand 552 states and 837 transitions. Second operand has 6 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2024-10-11 14:48:50,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:50,673 INFO L93 Difference]: Finished difference Result 560 states and 845 transitions. [2024-10-11 14:48:50,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 14:48:50,674 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) Word has length 262 [2024-10-11 14:48:50,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:50,678 INFO L225 Difference]: With dead ends: 560 [2024-10-11 14:48:50,678 INFO L226 Difference]: Without dead ends: 558 [2024-10-11 14:48:50,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2024-10-11 14:48:50,679 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 3 mSDsluCounter, 2820 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 3534 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:50,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 3534 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 14:48:50,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2024-10-11 14:48:50,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 557. [2024-10-11 14:48:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 314 states have (on average 1.2547770700636942) internal successors, (394), 317 states have internal predecessors, (394), 203 states have call successors, (203), 36 states have call predecessors, (203), 38 states have return successors, (245), 203 states have call predecessors, (245), 201 states have call successors, (245) [2024-10-11 14:48:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 842 transitions. [2024-10-11 14:48:50,716 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 842 transitions. Word has length 262 [2024-10-11 14:48:50,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:50,716 INFO L471 AbstractCegarLoop]: Abstraction has 557 states and 842 transitions. [2024-10-11 14:48:50,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2024-10-11 14:48:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 842 transitions. [2024-10-11 14:48:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-10-11 14:48:50,720 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:50,720 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2024-10-11 14:48:50,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-11 14:48:50,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-11 14:48:50,921 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:50,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:50,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1987916619, now seen corresponding path program 3 times [2024-10-11 14:48:50,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:50,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103874233] [2024-10-11 14:48:50,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:50,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:51,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:51,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:51,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:51,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:52,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:52,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:48:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:48:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 14:48:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:48:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 14:48:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 14:48:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-11 14:48:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 14:48:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:52,285 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-10-11 14:48:52,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:48:52,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103874233] [2024-10-11 14:48:52,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103874233] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:48:52,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991844605] [2024-10-11 14:48:52,285 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-11 14:48:52,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:52,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:48:52,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:48:52,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-11 14:48:53,010 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-10-11 14:48:53,010 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:48:53,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 2000 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-11 14:48:53,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:48:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 54 proven. 2 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2024-10-11 14:48:53,153 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 14:48:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2024-10-11 14:48:53,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991844605] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 14:48:53,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 14:48:53,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 7] total 16 [2024-10-11 14:48:53,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126697928] [2024-10-11 14:48:53,569 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 14:48:53,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 14:48:53,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:48:53,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 14:48:53,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:48:53,572 INFO L87 Difference]: Start difference. First operand 557 states and 842 transitions. Second operand has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 12 states have internal predecessors, (113), 5 states have call successors, (59), 5 states have call predecessors, (59), 4 states have return successors, (47), 6 states have call predecessors, (47), 5 states have call successors, (47) [2024-10-11 14:48:58,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:48:58,557 INFO L93 Difference]: Finished difference Result 1229 states and 1927 transitions. [2024-10-11 14:48:58,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-11 14:48:58,558 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 12 states have internal predecessors, (113), 5 states have call successors, (59), 5 states have call predecessors, (59), 4 states have return successors, (47), 6 states have call predecessors, (47), 5 states have call successors, (47) Word has length 288 [2024-10-11 14:48:58,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:48:58,564 INFO L225 Difference]: With dead ends: 1229 [2024-10-11 14:48:58,564 INFO L226 Difference]: Without dead ends: 722 [2024-10-11 14:48:58,568 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 685 GetRequests, 662 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2024-10-11 14:48:58,568 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 340 mSDsluCounter, 4414 mSDsCounter, 0 mSdLazyCounter, 5977 mSolverCounterSat, 638 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 4905 SdHoareTripleChecker+Invalid, 6615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 638 IncrementalHoareTripleChecker+Valid, 5977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-10-11 14:48:58,569 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 4905 Invalid, 6615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [638 Valid, 5977 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-10-11 14:48:58,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2024-10-11 14:48:58,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 568. [2024-10-11 14:48:58,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 321 states have (on average 1.249221183800623) internal successors, (401), 323 states have internal predecessors, (401), 206 states have call successors, (206), 37 states have call predecessors, (206), 39 states have return successors, (252), 207 states have call predecessors, (252), 204 states have call successors, (252) [2024-10-11 14:48:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 859 transitions. [2024-10-11 14:48:58,608 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 859 transitions. Word has length 288 [2024-10-11 14:48:58,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:48:58,609 INFO L471 AbstractCegarLoop]: Abstraction has 568 states and 859 transitions. [2024-10-11 14:48:58,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 7.533333333333333) internal successors, (113), 12 states have internal predecessors, (113), 5 states have call successors, (59), 5 states have call predecessors, (59), 4 states have return successors, (47), 6 states have call predecessors, (47), 5 states have call successors, (47) [2024-10-11 14:48:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 859 transitions. [2024-10-11 14:48:58,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-10-11 14:48:58,611 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:48:58,611 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2024-10-11 14:48:58,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-11 14:48:58,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:48:58,813 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:48:58,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:48:58,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1513215891, now seen corresponding path program 1 times [2024-10-11 14:48:58,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:48:58,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009230467] [2024-10-11 14:48:58,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:48:58,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:48:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:48:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:48:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:48:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:48:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:48:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:48:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:48:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:48:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:48:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:48:59,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:48:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:48:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:48:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:48:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:48:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:48:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:48:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:48:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-11 14:48:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-11 14:48:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:48:59,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-11 14:48:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-11 14:48:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-10-11 14:48:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-11 14:48:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:48:59,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-11 14:48:59,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-11 14:48:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:48:59,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:48:59,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:00,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2024-10-11 14:49:00,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:49:00,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009230467] [2024-10-11 14:49:00,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009230467] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:49:00,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146140452] [2024-10-11 14:49:00,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:00,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:00,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:49:00,014 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:49:00,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-11 14:49:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:00,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 3379 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-11 14:49:00,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:49:00,967 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2024-10-11 14:49:00,967 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:49:00,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146140452] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:49:00,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:49:00,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13] total 21 [2024-10-11 14:49:00,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172139654] [2024-10-11 14:49:00,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:49:00,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-11 14:49:00,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:49:00,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-11 14:49:00,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=379, Unknown=0, NotChecked=0, Total=420 [2024-10-11 14:49:00,969 INFO L87 Difference]: Start difference. First operand 568 states and 859 transitions. Second operand has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 6 states have call successors, (40), 3 states have call predecessors, (40), 4 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) [2024-10-11 14:49:01,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:49:01,728 INFO L93 Difference]: Finished difference Result 1094 states and 1657 transitions. [2024-10-11 14:49:01,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-11 14:49:01,729 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 6 states have call successors, (40), 3 states have call predecessors, (40), 4 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) Word has length 288 [2024-10-11 14:49:01,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:49:01,734 INFO L225 Difference]: With dead ends: 1094 [2024-10-11 14:49:01,734 INFO L226 Difference]: Without dead ends: 585 [2024-10-11 14:49:01,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2024-10-11 14:49:01,738 INFO L432 NwaCegarLoop]: 654 mSDtfsCounter, 149 mSDsluCounter, 4954 mSDsCounter, 0 mSdLazyCounter, 922 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 5608 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 922 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-11 14:49:01,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 5608 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 922 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-11 14:49:01,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2024-10-11 14:49:01,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 552. [2024-10-11 14:49:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 307 states have (on average 1.244299674267101) internal successors, (382), 309 states have internal predecessors, (382), 205 states have call successors, (205), 37 states have call predecessors, (205), 38 states have return successors, (243), 205 states have call predecessors, (243), 203 states have call successors, (243) [2024-10-11 14:49:01,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 830 transitions. [2024-10-11 14:49:01,778 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 830 transitions. Word has length 288 [2024-10-11 14:49:01,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:49:01,780 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 830 transitions. [2024-10-11 14:49:01,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 6 states have call successors, (40), 3 states have call predecessors, (40), 4 states have return successors, (37), 5 states have call predecessors, (37), 6 states have call successors, (37) [2024-10-11 14:49:01,781 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 830 transitions. [2024-10-11 14:49:01,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2024-10-11 14:49:01,782 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:49:01,783 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2024-10-11 14:49:01,809 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-11 14:49:01,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-11 14:49:01,984 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:49:01,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:49:01,984 INFO L85 PathProgramCache]: Analyzing trace with hash -59341074, now seen corresponding path program 2 times [2024-10-11 14:49:01,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:49:01,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734147569] [2024-10-11 14:49:01,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:01,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:49:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:49:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:49:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:49:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:49:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:49:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:49:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:49:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:49:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:02,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:49:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:49:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:49:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:49:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:49:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:49:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:49:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:49:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:49:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-11 14:49:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-11 14:49:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-11 14:49:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-11 14:49:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-11 14:49:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-11 14:49:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2024-10-11 14:49:02,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:49:02,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734147569] [2024-10-11 14:49:02,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734147569] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:49:02,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1425765649] [2024-10-11 14:49:02,989 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 14:49:02,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:02,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:49:02,991 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:49:02,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-11 14:49:04,095 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 14:49:04,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 14:49:04,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 3514 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 14:49:04,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:49:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-10-11 14:49:04,296 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:49:04,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1425765649] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:49:04,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:49:04,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-10-11 14:49:04,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542896661] [2024-10-11 14:49:04,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:49:04,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 14:49:04,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:49:04,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 14:49:04,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2024-10-11 14:49:04,300 INFO L87 Difference]: Start difference. First operand 552 states and 830 transitions. Second operand has 8 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-11 14:49:04,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:49:04,812 INFO L93 Difference]: Finished difference Result 1039 states and 1563 transitions. [2024-10-11 14:49:04,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 14:49:04,812 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) Word has length 301 [2024-10-11 14:49:04,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:49:04,818 INFO L225 Difference]: With dead ends: 1039 [2024-10-11 14:49:04,819 INFO L226 Difference]: Without dead ends: 552 [2024-10-11 14:49:04,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-10-11 14:49:04,822 INFO L432 NwaCegarLoop]: 663 mSDtfsCounter, 122 mSDsluCounter, 3726 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 4389 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 14:49:04,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 4389 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 14:49:04,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2024-10-11 14:49:04,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 552. [2024-10-11 14:49:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 307 states have (on average 1.244299674267101) internal successors, (382), 309 states have internal predecessors, (382), 205 states have call successors, (205), 37 states have call predecessors, (205), 38 states have return successors, (240), 205 states have call predecessors, (240), 203 states have call successors, (240) [2024-10-11 14:49:04,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 827 transitions. [2024-10-11 14:49:04,859 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 827 transitions. Word has length 301 [2024-10-11 14:49:04,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:49:04,860 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 827 transitions. [2024-10-11 14:49:04,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2024-10-11 14:49:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 827 transitions. [2024-10-11 14:49:04,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-10-11 14:49:04,862 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:49:04,862 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 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] [2024-10-11 14:49:04,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-11 14:49:05,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:05,063 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:49:05,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:49:05,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1060892193, now seen corresponding path program 1 times [2024-10-11 14:49:05,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:49:05,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683475107] [2024-10-11 14:49:05,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:05,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:49:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:49:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:49:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:49:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:49:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:49:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:49:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:49:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:49:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:49:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:49:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:49:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-11 14:49:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:49:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-11 14:49:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2024-10-11 14:49:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-11 14:49:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-11 14:49:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-11 14:49:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-11 14:49:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-11 14:49:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-11 14:49:06,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-11 14:49:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-11 14:49:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:06,561 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2024-10-11 14:49:06,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:49:06,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683475107] [2024-10-11 14:49:06,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683475107] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:49:06,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917835949] [2024-10-11 14:49:06,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:06,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:06,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:49:06,564 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:49:06,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-11 14:49:07,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:07,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 3649 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-11 14:49:07,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:49:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2024-10-11 14:49:07,537 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 14:49:07,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917835949] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 14:49:07,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 14:49:07,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 13 [2024-10-11 14:49:07,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093171071] [2024-10-11 14:49:07,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 14:49:07,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 14:49:07,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:49:07,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 14:49:07,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-10-11 14:49:07,539 INFO L87 Difference]: Start difference. First operand 552 states and 827 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2024-10-11 14:49:07,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:49:07,975 INFO L93 Difference]: Finished difference Result 1115 states and 1680 transitions. [2024-10-11 14:49:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-11 14:49:07,976 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) Word has length 314 [2024-10-11 14:49:07,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:49:07,982 INFO L225 Difference]: With dead ends: 1115 [2024-10-11 14:49:07,982 INFO L226 Difference]: Without dead ends: 625 [2024-10-11 14:49:07,984 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-10-11 14:49:07,985 INFO L432 NwaCegarLoop]: 755 mSDtfsCounter, 53 mSDsluCounter, 3737 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 4492 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 14:49:07,985 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 4492 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 14:49:07,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-10-11 14:49:08,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 620. [2024-10-11 14:49:08,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 344 states have (on average 1.252906976744186) internal successors, (431), 347 states have internal predecessors, (431), 235 states have call successors, (235), 38 states have call predecessors, (235), 39 states have return successors, (270), 234 states have call predecessors, (270), 233 states have call successors, (270) [2024-10-11 14:49:08,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 936 transitions. [2024-10-11 14:49:08,026 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 936 transitions. Word has length 314 [2024-10-11 14:49:08,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:49:08,027 INFO L471 AbstractCegarLoop]: Abstraction has 620 states and 936 transitions. [2024-10-11 14:49:08,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 6 states have internal predecessors, (90), 4 states have call successors, (38), 3 states have call predecessors, (38), 2 states have return successors, (35), 4 states have call predecessors, (35), 4 states have call successors, (35) [2024-10-11 14:49:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 936 transitions. [2024-10-11 14:49:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-11 14:49:08,029 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:49:08,029 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 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] [2024-10-11 14:49:08,056 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-11 14:49:08,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-11 14:49:08,231 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:49:08,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:49:08,231 INFO L85 PathProgramCache]: Analyzing trace with hash -813015386, now seen corresponding path program 1 times [2024-10-11 14:49:08,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:49:08,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034597969] [2024-10-11 14:49:08,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:08,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:49:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:49:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:49:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:49:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:49:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:49:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:49:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:49:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:49:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:49:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:49:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:49:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:49:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-11 14:49:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:49:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 14:49:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-11 14:49:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-11 14:49:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 14:49:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 14:49:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 14:49:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 14:49:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-11 14:49:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-11 14:49:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:09,709 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2024-10-11 14:49:09,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:49:09,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034597969] [2024-10-11 14:49:09,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034597969] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:49:09,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030080671] [2024-10-11 14:49:09,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:09,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:09,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:49:09,711 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:49:09,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-11 14:49:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:10,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 3686 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-11 14:49:10,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 14:49:10,731 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 278 proven. 2 refuted. 0 times theorem prover too weak. 411 trivial. 0 not checked. [2024-10-11 14:49:10,732 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 14:49:11,018 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2024-10-11 14:49:11,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030080671] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 14:49:11,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-11 14:49:11,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 14, 14] total 21 [2024-10-11 14:49:11,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946631681] [2024-10-11 14:49:11,019 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-11 14:49:11,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-10-11 14:49:11,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 14:49:11,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-10-11 14:49:11,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2024-10-11 14:49:11,021 INFO L87 Difference]: Start difference. First operand 620 states and 936 transitions. Second operand has 21 states, 19 states have (on average 5.7894736842105265) internal successors, (110), 14 states have internal predecessors, (110), 7 states have call successors, (62), 7 states have call predecessors, (62), 4 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) [2024-10-11 14:49:16,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 14:49:16,570 INFO L93 Difference]: Finished difference Result 1257 states and 1930 transitions. [2024-10-11 14:49:16,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-11 14:49:16,570 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 5.7894736842105265) internal successors, (110), 14 states have internal predecessors, (110), 7 states have call successors, (62), 7 states have call predecessors, (62), 4 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) Word has length 324 [2024-10-11 14:49:16,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 14:49:16,577 INFO L225 Difference]: With dead ends: 1257 [2024-10-11 14:49:16,577 INFO L226 Difference]: Without dead ends: 767 [2024-10-11 14:49:16,580 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 779 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=140, Invalid=1050, Unknown=0, NotChecked=0, Total=1190 [2024-10-11 14:49:16,581 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 450 mSDsluCounter, 7325 mSDsCounter, 0 mSdLazyCounter, 7811 mSolverCounterSat, 710 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 7903 SdHoareTripleChecker+Invalid, 8521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 710 IncrementalHoareTripleChecker+Valid, 7811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-10-11 14:49:16,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [485 Valid, 7903 Invalid, 8521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [710 Valid, 7811 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-11 14:49:16,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2024-10-11 14:49:16,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 620. [2024-10-11 14:49:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 344 states have (on average 1.247093023255814) internal successors, (429), 347 states have internal predecessors, (429), 235 states have call successors, (235), 38 states have call predecessors, (235), 39 states have return successors, (270), 234 states have call predecessors, (270), 233 states have call successors, (270) [2024-10-11 14:49:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 934 transitions. [2024-10-11 14:49:16,628 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 934 transitions. Word has length 324 [2024-10-11 14:49:16,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 14:49:16,629 INFO L471 AbstractCegarLoop]: Abstraction has 620 states and 934 transitions. [2024-10-11 14:49:16,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 5.7894736842105265) internal successors, (110), 14 states have internal predecessors, (110), 7 states have call successors, (62), 7 states have call predecessors, (62), 4 states have return successors, (45), 9 states have call predecessors, (45), 7 states have call successors, (45) [2024-10-11 14:49:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 934 transitions. [2024-10-11 14:49:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-11 14:49:16,631 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 14:49:16,631 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 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, 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] [2024-10-11 14:49:16,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-11 14:49:16,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-11 14:49:16,832 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 14:49:16,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 14:49:16,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1492287640, now seen corresponding path program 1 times [2024-10-11 14:49:16,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 14:49:16,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476593970] [2024-10-11 14:49:16,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:16,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 14:49:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 14:49:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 14:49:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 14:49:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 14:49:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 14:49:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 14:49:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-11 14:49:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-11 14:49:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 14:49:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 14:49:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-11 14:49:19,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:19,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-11 14:49:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-11 14:49:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 14:49:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-11 14:49:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-11 14:49:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-11 14:49:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-11 14:49:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-11 14:49:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-11 14:49:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-11 14:49:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-11 14:49:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-11 14:49:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-11 14:49:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-11 14:49:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-11 14:49:19,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-11 14:49:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 14:49:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 14:49:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 14:49:19,921 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2024-10-11 14:49:19,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 14:49:19,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476593970] [2024-10-11 14:49:19,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476593970] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 14:49:19,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553412446] [2024-10-11 14:49:19,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 14:49:19,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 14:49:19,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 14:49:19,924 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 14:49:19,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process