./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_s_sift_up_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 07:28:48,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 07:28:48,896 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 07:28:48,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 07:28:48,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 07:28:48,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 07:28:48,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 07:28:48,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 07:28:48,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 07:28:48,957 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 07:28:48,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 07:28:48,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 07:28:48,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 07:28:48,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 07:28:48,962 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 07:28:48,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 07:28:48,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 07:28:48,963 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 07:28:48,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 07:28:48,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 07:28:48,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 07:28:48,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 07:28:48,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 07:28:48,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 07:28:48,969 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 07:28:48,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 07:28:48,969 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 07:28:48,970 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 07:28:48,970 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 07:28:48,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:28:48,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 07:28:48,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 07:28:48,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 07:28:48,971 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 07:28:48,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 07:28:48,972 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 07:28:48,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 07:28:48,978 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 07:28:48,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 07:28:48,979 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f01133064e8d36e68b9f85134d72a09d965175ad33f2003b7d0ebb14c50d01e [2024-10-13 07:28:49,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 07:28:49,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 07:28:49,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 07:28:49,279 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 07:28:49,279 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 07:28:49,281 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-10-13 07:28:50,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 07:28:51,224 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 07:28:51,225 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2024-10-13 07:28:51,265 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51f8a3388/94e867db29354a11958e5104a091746b/FLAGf7bdbab65 [2024-10-13 07:28:51,289 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51f8a3388/94e867db29354a11958e5104a091746b [2024-10-13 07:28:51,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 07:28:51,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 07:28:51,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 07:28:51,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 07:28:51,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 07:28:51,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:51" (1/1) ... [2024-10-13 07:28:51,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ccf27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:51, skipping insertion in model container [2024-10-13 07:28:51,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:28:51" (1/1) ... [2024-10-13 07:28:51,401 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 07:28:51,736 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_s_sift_up_harness.i[4502,4515] [2024-10-13 07:28:51,747 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_s_sift_up_harness.i[4562,4575] [2024-10-13 07:28:52,705 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,707 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,708 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,708 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,709 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,725 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,726 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,728 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,729 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,732 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,733 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,734 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:52,735 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,365 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,369 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,374 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,385 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,447 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,448 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,448 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,448 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,449 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,449 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,450 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,451 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,451 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,451 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,452 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,452 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,452 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,457 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,458 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,458 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,458 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,462 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,466 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,474 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,477 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,478 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:28:53,537 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 07:28:53,555 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_s_sift_up_harness.i[4502,4515] [2024-10-13 07:28:53,556 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_s_sift_up_harness.i[4562,4575] [2024-10-13 07:28:53,602 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,603 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,604 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,605 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,606 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,616 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,618 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,619 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,620 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,620 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,621 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,621 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,623 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,711 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,715 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,717 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,721 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7776-7787] [2024-10-13 07:28:53,746 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,746 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,747 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,748 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,748 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,749 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,750 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,750 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,751 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,751 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,753 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,754 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,756 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,756 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,764 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,765 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,765 WARN L1659 CHandler]: Possible shadowing of function index [2024-10-13 07:28:53,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:28:53,976 INFO L204 MainTranslator]: Completed translation [2024-10-13 07:28:53,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53 WrapperNode [2024-10-13 07:28:53,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 07:28:53,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 07:28:53,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 07:28:53,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 07:28:54,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,199 INFO L138 Inliner]: procedures = 686, calls = 1894, calls flagged for inlining = 60, calls inlined = 14, statements flattened = 846 [2024-10-13 07:28:54,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 07:28:54,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 07:28:54,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 07:28:54,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 07:28:54,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,232 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,330 INFO L175 MemorySlicer]: Split 329 memory accesses to 6 slices as follows [236, 2, 7, 3, 18, 63]. 72 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [236, 2, 2, 1, 5, 11]. The 12 writes are split as follows [0, 0, 1, 1, 6, 4]. [2024-10-13 07:28:54,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,379 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,404 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 07:28:54,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 07:28:54,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 07:28:54,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 07:28:54,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (1/1) ... [2024-10-13 07:28:54,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:28:54,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:28:54,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 07:28:54,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 07:28:54,508 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-10-13 07:28:54,508 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-10-13 07:28:54,508 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-10-13 07:28:54,508 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-10-13 07:28:54,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 07:28:54,509 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-10-13 07:28:54,509 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-10-13 07:28:54,509 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-10-13 07:28:54,509 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-10-13 07:28:54,510 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-13 07:28:54,510 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-13 07:28:54,510 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-10-13 07:28:54,511 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-13 07:28:54,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-13 07:28:54,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-13 07:28:54,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-10-13 07:28:54,512 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-13 07:28:54,512 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 07:28:54,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 07:28:54,512 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-13 07:28:54,513 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-13 07:28:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-10-13 07:28:54,513 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-10-13 07:28:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-10-13 07:28:54,513 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-10-13 07:28:54,513 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-13 07:28:54,513 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-13 07:28:54,515 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-10-13 07:28:54,515 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-10-13 07:28:54,515 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-10-13 07:28:54,515 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-10-13 07:28:54,515 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 07:28:54,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 07:28:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-13 07:28:54,516 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-13 07:28:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 07:28:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 07:28:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 07:28:54,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 07:28:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 07:28:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 07:28:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 07:28:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 07:28:54,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-10-13 07:28:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-13 07:28:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-10-13 07:28:54,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 07:28:54,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-10-13 07:28:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-10-13 07:28:54,519 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-10-13 07:28:54,519 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-10-13 07:28:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-13 07:28:54,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-10-13 07:28:54,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 07:28:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 07:28:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 07:28:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 07:28:54,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 07:28:54,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 07:28:54,881 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 07:28:54,883 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 07:28:55,941 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-10-13 07:28:55,941 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 07:28:56,056 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 07:28:56,057 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-13 07:28:56,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:28:56 BoogieIcfgContainer [2024-10-13 07:28:56,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 07:28:56,061 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 07:28:56,061 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 07:28:56,064 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 07:28:56,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:28:51" (1/3) ... [2024-10-13 07:28:56,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f08d817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:28:56, skipping insertion in model container [2024-10-13 07:28:56,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:28:53" (2/3) ... [2024-10-13 07:28:56,065 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f08d817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:28:56, skipping insertion in model container [2024-10-13 07:28:56,065 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:28:56" (3/3) ... [2024-10-13 07:28:56,066 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_up_harness.i [2024-10-13 07:28:56,085 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 07:28:56,085 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-13 07:28:56,208 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 07:28:56,214 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;@75dd8ac3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 07:28:56,214 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-13 07:28:56,220 INFO L276 IsEmpty]: Start isEmpty. Operand has 295 states, 166 states have (on average 1.2771084337349397) internal successors, (212), 169 states have internal predecessors, (212), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-10-13 07:28:56,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-10-13 07:28:56,237 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:28:56,238 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 3, 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] [2024-10-13 07:28:56,238 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:28:56,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:28:56,243 INFO L85 PathProgramCache]: Analyzing trace with hash 122849333, now seen corresponding path program 1 times [2024-10-13 07:28:56,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:28:56,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777153936] [2024-10-13 07:28:56,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:28:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:28:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:28:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:28:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:28:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:28:56,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:28:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:28:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:28:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:28:56,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:28:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:56,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:28:56,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:28:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:28:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:28:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:28:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:28:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:28:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 07:28:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 07:28:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 07:28:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 07:28:57,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 07:28:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 07:28:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 07:28:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-13 07:28:57,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:28:57,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777153936] [2024-10-13 07:28:57,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777153936] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:28:57,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:28:57,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 07:28:57,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970180338] [2024-10-13 07:28:57,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:28:57,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:28:57,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:28:57,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:28:57,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 07:28:57,277 INFO L87 Difference]: Start difference. First operand has 295 states, 166 states have (on average 1.2771084337349397) internal successors, (212), 169 states have internal predecessors, (212), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-13 07:28:59,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:28:59,327 INFO L93 Difference]: Finished difference Result 679 states and 1113 transitions. [2024-10-13 07:28:59,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:28:59,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 123 [2024-10-13 07:28:59,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:28:59,344 INFO L225 Difference]: With dead ends: 679 [2024-10-13 07:28:59,345 INFO L226 Difference]: Without dead ends: 402 [2024-10-13 07:28:59,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-13 07:28:59,356 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 232 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 237 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-10-13 07:28:59,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [237 Valid, 332 Invalid, 994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-10-13 07:28:59,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2024-10-13 07:28:59,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 292. [2024-10-13 07:28:59,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 292 states, 165 states have (on average 1.2303030303030302) internal successors, (203), 167 states have internal predecessors, (203), 102 states have call successors, (102), 24 states have call predecessors, (102), 23 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-10-13 07:28:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 405 transitions. [2024-10-13 07:28:59,452 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 405 transitions. Word has length 123 [2024-10-13 07:28:59,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:28:59,453 INFO L471 AbstractCegarLoop]: Abstraction has 292 states and 405 transitions. [2024-10-13 07:28:59,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-10-13 07:28:59,454 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 405 transitions. [2024-10-13 07:28:59,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-10-13 07:28:59,457 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:28:59,458 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 3, 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] [2024-10-13 07:28:59,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 07:28:59,458 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:28:59,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:28:59,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1180707993, now seen corresponding path program 1 times [2024-10-13 07:28:59,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:28:59,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462849157] [2024-10-13 07:28:59,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:28:59,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:28:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:28:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:28:59,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:28:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:28:59,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:28:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:28:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:28:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:28:59,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:28:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:00,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 07:29:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-13 07:29:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 07:29:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 07:29:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 07:29:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 07:29:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 07:29:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-13 07:29:00,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:00,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462849157] [2024-10-13 07:29:00,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462849157] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:00,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2093656560] [2024-10-13 07:29:00,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:00,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:00,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:00,241 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:00,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 07:29:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:00,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 2237 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-13 07:29:00,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-10-13 07:29:00,878 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:00,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2093656560] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:00,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:00,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-10-13 07:29:00,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492510335] [2024-10-13 07:29:00,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:00,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 07:29:00,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:00,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 07:29:00,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-10-13 07:29:00,886 INFO L87 Difference]: Start difference. First operand 292 states and 405 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-13 07:29:01,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:01,173 INFO L93 Difference]: Finished difference Result 543 states and 757 transitions. [2024-10-13 07:29:01,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:29:01,174 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 123 [2024-10-13 07:29:01,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:01,178 INFO L225 Difference]: With dead ends: 543 [2024-10-13 07:29:01,178 INFO L226 Difference]: Without dead ends: 294 [2024-10-13 07:29:01,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-10-13 07:29:01,181 INFO L432 NwaCegarLoop]: 362 mSDtfsCounter, 22 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1397 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:01,182 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 1397 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:01,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-10-13 07:29:01,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2024-10-13 07:29:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 166 states have (on average 1.2289156626506024) internal successors, (204), 169 states have internal predecessors, (204), 102 states have call successors, (102), 24 states have call predecessors, (102), 24 states have return successors, (104), 100 states have call predecessors, (104), 100 states have call successors, (104) [2024-10-13 07:29:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 410 transitions. [2024-10-13 07:29:01,235 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 410 transitions. Word has length 123 [2024-10-13 07:29:01,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:01,236 INFO L471 AbstractCegarLoop]: Abstraction has 294 states and 410 transitions. [2024-10-13 07:29:01,236 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-10-13 07:29:01,236 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 410 transitions. [2024-10-13 07:29:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-10-13 07:29:01,239 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:01,239 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 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] [2024-10-13 07:29:01,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 07:29:01,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:01,441 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:01,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:01,442 INFO L85 PathProgramCache]: Analyzing trace with hash 190238355, now seen corresponding path program 1 times [2024-10-13 07:29:01,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:01,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094226447] [2024-10-13 07:29:01,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:01,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:01,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:01,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:02,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-13 07:29:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-13 07:29:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-13 07:29:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 07:29:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-10-13 07:29:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-13 07:29:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 07:29:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-13 07:29:02,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:02,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094226447] [2024-10-13 07:29:02,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094226447] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:02,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310821138] [2024-10-13 07:29:02,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:02,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:02,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:02,343 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:02,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 07:29:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:02,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 07:29:02,843 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:02,951 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-10-13 07:29:02,952 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:02,952 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310821138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:02,952 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:02,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2024-10-13 07:29:02,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311986362] [2024-10-13 07:29:02,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:02,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 07:29:02,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:02,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 07:29:02,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-10-13 07:29:02,957 INFO L87 Difference]: Start difference. First operand 294 states and 410 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-10-13 07:29:03,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:03,475 INFO L93 Difference]: Finished difference Result 566 states and 804 transitions. [2024-10-13 07:29:03,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 07:29:03,476 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 131 [2024-10-13 07:29:03,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:03,480 INFO L225 Difference]: With dead ends: 566 [2024-10-13 07:29:03,480 INFO L226 Difference]: Without dead ends: 315 [2024-10-13 07:29:03,482 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:03,483 INFO L432 NwaCegarLoop]: 362 mSDtfsCounter, 49 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:03,483 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 2077 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-13 07:29:03,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2024-10-13 07:29:03,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 313. [2024-10-13 07:29:03,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 182 states have (on average 1.2417582417582418) internal successors, (226), 185 states have internal predecessors, (226), 104 states have call successors, (104), 24 states have call predecessors, (104), 25 states have return successors, (117), 103 states have call predecessors, (117), 102 states have call successors, (117) [2024-10-13 07:29:03,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 447 transitions. [2024-10-13 07:29:03,518 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 447 transitions. Word has length 131 [2024-10-13 07:29:03,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:03,518 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 447 transitions. [2024-10-13 07:29:03,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-10-13 07:29:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 447 transitions. [2024-10-13 07:29:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-13 07:29:03,521 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:03,521 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 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] [2024-10-13 07:29:03,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 07:29:03,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-10-13 07:29:03,726 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:03,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:03,727 INFO L85 PathProgramCache]: Analyzing trace with hash 695428913, now seen corresponding path program 1 times [2024-10-13 07:29:03,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:03,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163331065] [2024-10-13 07:29:03,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:03,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:04,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:04,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:04,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-10-13 07:29:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-13 07:29:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-13 07:29:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 07:29:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 07:29:04,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 07:29:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 07:29:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-10-13 07:29:04,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:04,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163331065] [2024-10-13 07:29:04,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163331065] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:04,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12760972] [2024-10-13 07:29:04,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:04,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:04,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:04,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:04,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 07:29:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:05,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 07:29:05,205 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-10-13 07:29:05,352 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:05,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12760972] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:05,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:05,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2024-10-13 07:29:05,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553819663] [2024-10-13 07:29:05,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:05,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 07:29:05,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:05,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 07:29:05,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 07:29:05,356 INFO L87 Difference]: Start difference. First operand 313 states and 447 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-10-13 07:29:05,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:05,758 INFO L93 Difference]: Finished difference Result 589 states and 848 transitions. [2024-10-13 07:29:05,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 07:29:05,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 144 [2024-10-13 07:29:05,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:05,764 INFO L225 Difference]: With dead ends: 589 [2024-10-13 07:29:05,764 INFO L226 Difference]: Without dead ends: 319 [2024-10-13 07:29:05,766 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-13 07:29:05,767 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 39 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:05,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 1700 Invalid, 253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 07:29:05,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-10-13 07:29:05,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 313. [2024-10-13 07:29:05,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 182 states have (on average 1.2417582417582418) internal successors, (226), 185 states have internal predecessors, (226), 104 states have call successors, (104), 24 states have call predecessors, (104), 25 states have return successors, (117), 103 states have call predecessors, (117), 102 states have call successors, (117) [2024-10-13 07:29:05,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 447 transitions. [2024-10-13 07:29:05,805 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 447 transitions. Word has length 144 [2024-10-13 07:29:05,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:05,807 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 447 transitions. [2024-10-13 07:29:05,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-10-13 07:29:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 447 transitions. [2024-10-13 07:29:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-10-13 07:29:05,810 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:05,810 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:05,834 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 07:29:06,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:06,013 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:06,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:06,013 INFO L85 PathProgramCache]: Analyzing trace with hash -637227882, now seen corresponding path program 1 times [2024-10-13 07:29:06,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:06,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189891537] [2024-10-13 07:29:06,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:06,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:06,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:06,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:06,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:07,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-13 07:29:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-10-13 07:29:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-13 07:29:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-13 07:29:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-13 07:29:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 07:29:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,191 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-10-13 07:29:07,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:07,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189891537] [2024-10-13 07:29:07,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189891537] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:07,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1390884774] [2024-10-13 07:29:07,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:07,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:07,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:07,194 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:07,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 07:29:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:07,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 2494 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 07:29:07,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:07,883 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-10-13 07:29:07,883 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:07,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1390884774] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:07,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:07,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-10-13 07:29:07,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057244800] [2024-10-13 07:29:07,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:07,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 07:29:07,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:07,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 07:29:07,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2024-10-13 07:29:07,886 INFO L87 Difference]: Start difference. First operand 313 states and 447 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 5 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 5 states have call predecessors, (25), 5 states have call successors, (25) [2024-10-13 07:29:08,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:08,571 INFO L93 Difference]: Finished difference Result 600 states and 862 transitions. [2024-10-13 07:29:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 07:29:08,572 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 5 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 5 states have call predecessors, (25), 5 states have call successors, (25) Word has length 160 [2024-10-13 07:29:08,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:08,577 INFO L225 Difference]: With dead ends: 600 [2024-10-13 07:29:08,578 INFO L226 Difference]: Without dead ends: 330 [2024-10-13 07:29:08,580 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2024-10-13 07:29:08,581 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 74 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:08,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 2270 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 480 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-13 07:29:08,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2024-10-13 07:29:08,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 313. [2024-10-13 07:29:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 182 states have (on average 1.2417582417582418) internal successors, (226), 185 states have internal predecessors, (226), 104 states have call successors, (104), 24 states have call predecessors, (104), 25 states have return successors, (117), 103 states have call predecessors, (117), 102 states have call successors, (117) [2024-10-13 07:29:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 447 transitions. [2024-10-13 07:29:08,612 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 447 transitions. Word has length 160 [2024-10-13 07:29:08,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:08,612 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 447 transitions. [2024-10-13 07:29:08,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 5 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (25), 5 states have call predecessors, (25), 5 states have call successors, (25) [2024-10-13 07:29:08,613 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 447 transitions. [2024-10-13 07:29:08,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-10-13 07:29:08,615 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:08,616 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:08,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-13 07:29:08,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:08,817 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:08,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:08,818 INFO L85 PathProgramCache]: Analyzing trace with hash 686263372, now seen corresponding path program 1 times [2024-10-13 07:29:08,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:08,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475051990] [2024-10-13 07:29:08,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:08,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:08,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-13 07:29:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 07:29:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-13 07:29:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-10-13 07:29:09,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:09,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475051990] [2024-10-13 07:29:09,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475051990] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:09,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1385045093] [2024-10-13 07:29:09,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:09,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:09,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:09,772 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:09,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 07:29:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:10,401 INFO L255 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-13 07:29:10,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-10-13 07:29:10,528 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:10,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1385045093] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:10,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:10,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2024-10-13 07:29:10,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256377197] [2024-10-13 07:29:10,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:10,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 07:29:10,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:10,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 07:29:10,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:10,531 INFO L87 Difference]: Start difference. First operand 313 states and 447 transitions. Second operand has 7 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2024-10-13 07:29:10,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:10,857 INFO L93 Difference]: Finished difference Result 555 states and 801 transitions. [2024-10-13 07:29:10,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 07:29:10,858 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) Word has length 173 [2024-10-13 07:29:10,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:10,862 INFO L225 Difference]: With dead ends: 555 [2024-10-13 07:29:10,862 INFO L226 Difference]: Without dead ends: 315 [2024-10-13 07:29:10,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2024-10-13 07:29:10,865 INFO L432 NwaCegarLoop]: 360 mSDtfsCounter, 51 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 57 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:10,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [57 Valid, 2065 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 07:29:10,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2024-10-13 07:29:10,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 315. [2024-10-13 07:29:10,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 315 states, 183 states have (on average 1.2404371584699454) internal successors, (227), 187 states have internal predecessors, (227), 104 states have call successors, (104), 24 states have call predecessors, (104), 26 states have return successors, (119), 103 states have call predecessors, (119), 102 states have call successors, (119) [2024-10-13 07:29:10,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 450 transitions. [2024-10-13 07:29:10,892 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 450 transitions. Word has length 173 [2024-10-13 07:29:10,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:10,893 INFO L471 AbstractCegarLoop]: Abstraction has 315 states and 450 transitions. [2024-10-13 07:29:10,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 4 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 4 states have call successors, (25) [2024-10-13 07:29:10,894 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 450 transitions. [2024-10-13 07:29:10,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-10-13 07:29:10,896 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:10,896 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-13 07:29:10,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-13 07:29:11,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:11,099 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:11,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:11,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1457538526, now seen corresponding path program 1 times [2024-10-13 07:29:11,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:11,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430541367] [2024-10-13 07:29:11,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:11,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:11,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:11,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 07:29:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-13 07:29:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 07:29:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:12,470 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2024-10-13 07:29:12,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:12,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430541367] [2024-10-13 07:29:12,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430541367] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:12,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [794924536] [2024-10-13 07:29:12,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:12,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:12,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:12,473 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:12,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-13 07:29:13,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:13,223 INFO L255 TraceCheckSpWp]: Trace formula consists of 2999 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 07:29:13,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:13,372 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-10-13 07:29:13,373 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:13,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [794924536] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:13,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:13,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-10-13 07:29:13,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183755303] [2024-10-13 07:29:13,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:13,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 07:29:13,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:13,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 07:29:13,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2024-10-13 07:29:13,376 INFO L87 Difference]: Start difference. First operand 315 states and 450 transitions. Second operand has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 4 states have call predecessors, (29), 5 states have call successors, (29) [2024-10-13 07:29:13,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:13,863 INFO L93 Difference]: Finished difference Result 560 states and 808 transitions. [2024-10-13 07:29:13,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 07:29:13,864 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 4 states have call predecessors, (29), 5 states have call successors, (29) Word has length 215 [2024-10-13 07:29:13,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:13,867 INFO L225 Difference]: With dead ends: 560 [2024-10-13 07:29:13,867 INFO L226 Difference]: Without dead ends: 318 [2024-10-13 07:29:13,869 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2024-10-13 07:29:13,870 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 68 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 2354 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:13,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 2354 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 07:29:13,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2024-10-13 07:29:13,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 316. [2024-10-13 07:29:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 184 states have (on average 1.2391304347826086) internal successors, (228), 188 states have internal predecessors, (228), 104 states have call successors, (104), 24 states have call predecessors, (104), 26 states have return successors, (119), 103 states have call predecessors, (119), 102 states have call successors, (119) [2024-10-13 07:29:13,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 451 transitions. [2024-10-13 07:29:13,891 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 451 transitions. Word has length 215 [2024-10-13 07:29:13,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:13,893 INFO L471 AbstractCegarLoop]: Abstraction has 316 states and 451 transitions. [2024-10-13 07:29:13,893 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 5 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 4 states have call predecessors, (29), 5 states have call successors, (29) [2024-10-13 07:29:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 451 transitions. [2024-10-13 07:29:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-10-13 07:29:13,896 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:13,896 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 3, 3, 3, 3, 3, 3, 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, 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] [2024-10-13 07:29:13,921 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-13 07:29:14,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:14,098 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:14,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:14,098 INFO L85 PathProgramCache]: Analyzing trace with hash 180104622, now seen corresponding path program 1 times [2024-10-13 07:29:14,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:14,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023782854] [2024-10-13 07:29:14,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:14,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:14,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:15,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:15,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-10-13 07:29:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-10-13 07:29:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 07:29:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:15,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:15,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,255 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-10-13 07:29:15,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:15,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023782854] [2024-10-13 07:29:15,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023782854] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:15,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970811328] [2024-10-13 07:29:15,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:15,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:15,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:15,258 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:15,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-13 07:29:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:15,908 INFO L255 TraceCheckSpWp]: Trace formula consists of 2873 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-13 07:29:15,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-10-13 07:29:16,078 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 07:29:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 25 proven. 28 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-10-13 07:29:16,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970811328] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 07:29:16,611 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 07:29:16,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 24 [2024-10-13 07:29:16,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707265232] [2024-10-13 07:29:16,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 07:29:16,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-13 07:29:16,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:16,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-13 07:29:16,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=484, Unknown=0, NotChecked=0, Total=552 [2024-10-13 07:29:16,616 INFO L87 Difference]: Start difference. First operand 316 states and 451 transitions. Second operand has 24 states, 21 states have (on average 8.0) internal successors, (168), 18 states have internal predecessors, (168), 13 states have call successors, (76), 8 states have call predecessors, (76), 6 states have return successors, (67), 7 states have call predecessors, (67), 13 states have call successors, (67) [2024-10-13 07:29:20,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:20,429 INFO L93 Difference]: Finished difference Result 679 states and 1015 transitions. [2024-10-13 07:29:20,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-13 07:29:20,430 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 21 states have (on average 8.0) internal successors, (168), 18 states have internal predecessors, (168), 13 states have call successors, (76), 8 states have call predecessors, (76), 6 states have return successors, (67), 7 states have call predecessors, (67), 13 states have call successors, (67) Word has length 221 [2024-10-13 07:29:20,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:20,434 INFO L225 Difference]: With dead ends: 679 [2024-10-13 07:29:20,434 INFO L226 Difference]: Without dead ends: 436 [2024-10-13 07:29:20,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 490 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=153, Invalid=903, Unknown=0, NotChecked=0, Total=1056 [2024-10-13 07:29:20,438 INFO L432 NwaCegarLoop]: 179 mSDtfsCounter, 394 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 3726 mSolverCounterSat, 431 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 4157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 431 IncrementalHoareTripleChecker+Valid, 3726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:20,438 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 1697 Invalid, 4157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [431 Valid, 3726 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-13 07:29:20,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-10-13 07:29:20,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 329. [2024-10-13 07:29:20,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 196 states have (on average 1.25) internal successors, (245), 199 states have internal predecessors, (245), 105 states have call successors, (105), 24 states have call predecessors, (105), 26 states have return successors, (120), 105 states have call predecessors, (120), 103 states have call successors, (120) [2024-10-13 07:29:20,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 470 transitions. [2024-10-13 07:29:20,467 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 470 transitions. Word has length 221 [2024-10-13 07:29:20,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:20,470 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 470 transitions. [2024-10-13 07:29:20,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 21 states have (on average 8.0) internal successors, (168), 18 states have internal predecessors, (168), 13 states have call successors, (76), 8 states have call predecessors, (76), 6 states have return successors, (67), 7 states have call predecessors, (67), 13 states have call successors, (67) [2024-10-13 07:29:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 470 transitions. [2024-10-13 07:29:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-10-13 07:29:20,473 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:20,473 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:20,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-13 07:29:20,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:20,675 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:20,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:20,676 INFO L85 PathProgramCache]: Analyzing trace with hash -324694398, now seen corresponding path program 2 times [2024-10-13 07:29:20,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:20,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64060406] [2024-10-13 07:29:20,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:20,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:21,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:22,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 07:29:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 07:29:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-10-13 07:29:22,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:22,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64060406] [2024-10-13 07:29:22,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64060406] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:22,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2183683] [2024-10-13 07:29:22,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-13 07:29:22,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:22,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:22,256 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:22,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-13 07:29:22,852 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-13 07:29:22,852 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-13 07:29:22,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 1868 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 07:29:22,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:22,928 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2024-10-13 07:29:22,929 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:22,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2183683] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:22,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:22,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2024-10-13 07:29:22,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062590760] [2024-10-13 07:29:22,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:22,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 07:29:22,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:22,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 07:29:22,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-13 07:29:22,933 INFO L87 Difference]: Start difference. First operand 329 states and 470 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 3 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-13 07:29:23,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:23,201 INFO L93 Difference]: Finished difference Result 589 states and 854 transitions. [2024-10-13 07:29:23,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 07:29:23,201 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 3 states have call predecessors, (26), 1 states have call successors, (26) Word has length 247 [2024-10-13 07:29:23,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:23,205 INFO L225 Difference]: With dead ends: 589 [2024-10-13 07:29:23,205 INFO L226 Difference]: Without dead ends: 333 [2024-10-13 07:29:23,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-10-13 07:29:23,208 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 1 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:23,208 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1503 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:23,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2024-10-13 07:29:23,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 331. [2024-10-13 07:29:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 198 states have (on average 1.2424242424242424) internal successors, (246), 200 states have internal predecessors, (246), 105 states have call successors, (105), 24 states have call predecessors, (105), 26 states have return successors, (120), 106 states have call predecessors, (120), 103 states have call successors, (120) [2024-10-13 07:29:23,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 471 transitions. [2024-10-13 07:29:23,228 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 471 transitions. Word has length 247 [2024-10-13 07:29:23,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:23,229 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 471 transitions. [2024-10-13 07:29:23,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (26), 3 states have call predecessors, (26), 1 states have call successors, (26) [2024-10-13 07:29:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 471 transitions. [2024-10-13 07:29:23,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-10-13 07:29:23,233 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:23,233 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:23,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-13 07:29:23,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-13 07:29:23,434 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:23,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:23,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1836141502, now seen corresponding path program 1 times [2024-10-13 07:29:23,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:23,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889946480] [2024-10-13 07:29:23,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:24,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 07:29:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 07:29:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:24,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-10-13 07:29:24,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:24,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889946480] [2024-10-13 07:29:24,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889946480] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:24,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [341249178] [2024-10-13 07:29:24,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:24,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:24,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:24,736 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:24,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-13 07:29:25,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:25,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 3137 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 07:29:25,439 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:25,477 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-10-13 07:29:25,477 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:25,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [341249178] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:25,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:25,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13] total 15 [2024-10-13 07:29:25,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392230983] [2024-10-13 07:29:25,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:25,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:29:25,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:25,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:29:25,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:25,481 INFO L87 Difference]: Start difference. First operand 331 states and 471 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:25,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:25,683 INFO L93 Difference]: Finished difference Result 625 states and 904 transitions. [2024-10-13 07:29:25,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 07:29:25,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 247 [2024-10-13 07:29:25,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:25,688 INFO L225 Difference]: With dead ends: 625 [2024-10-13 07:29:25,688 INFO L226 Difference]: Without dead ends: 337 [2024-10-13 07:29:25,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:25,691 INFO L432 NwaCegarLoop]: 378 mSDtfsCounter, 1 mSDsluCounter, 748 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1126 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:25,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1126 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:25,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-10-13 07:29:25,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2024-10-13 07:29:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 202 states have (on average 1.2326732673267327) internal successors, (249), 204 states have internal predecessors, (249), 105 states have call successors, (105), 24 states have call predecessors, (105), 26 states have return successors, (120), 106 states have call predecessors, (120), 103 states have call successors, (120) [2024-10-13 07:29:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 474 transitions. [2024-10-13 07:29:25,712 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 474 transitions. Word has length 247 [2024-10-13 07:29:25,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:25,713 INFO L471 AbstractCegarLoop]: Abstraction has 335 states and 474 transitions. [2024-10-13 07:29:25,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 474 transitions. [2024-10-13 07:29:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-10-13 07:29:25,716 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:25,717 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:25,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-13 07:29:25,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-13 07:29:25,918 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:25,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:25,919 INFO L85 PathProgramCache]: Analyzing trace with hash -434396586, now seen corresponding path program 1 times [2024-10-13 07:29:25,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:25,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593118985] [2024-10-13 07:29:25,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:25,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:29,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:29,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 07:29:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 07:29:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:30,729 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2024-10-13 07:29:30,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:30,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593118985] [2024-10-13 07:29:30,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593118985] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:30,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:29:30,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 07:29:30,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497085518] [2024-10-13 07:29:30,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:30,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 07:29:30,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:30,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 07:29:30,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 07:29:30,731 INFO L87 Difference]: Start difference. First operand 335 states and 474 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2024-10-13 07:29:32,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:32,930 INFO L93 Difference]: Finished difference Result 746 states and 1102 transitions. [2024-10-13 07:29:32,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-13 07:29:32,931 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 273 [2024-10-13 07:29:32,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:32,935 INFO L225 Difference]: With dead ends: 746 [2024-10-13 07:29:32,936 INFO L226 Difference]: Without dead ends: 454 [2024-10-13 07:29:32,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-10-13 07:29:32,938 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 360 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 1828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:32,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 692 Invalid, 1828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-13 07:29:32,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 454 states. [2024-10-13 07:29:32,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 454 to 339. [2024-10-13 07:29:32,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 206 states have (on average 1.2281553398058251) internal successors, (253), 208 states have internal predecessors, (253), 105 states have call successors, (105), 24 states have call predecessors, (105), 26 states have return successors, (120), 106 states have call predecessors, (120), 103 states have call successors, (120) [2024-10-13 07:29:32,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 478 transitions. [2024-10-13 07:29:32,962 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 478 transitions. Word has length 273 [2024-10-13 07:29:32,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:32,963 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 478 transitions. [2024-10-13 07:29:32,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 6 states have internal predecessors, (75), 2 states have call successors, (27), 5 states have call predecessors, (27), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2024-10-13 07:29:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 478 transitions. [2024-10-13 07:29:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-10-13 07:29:32,966 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:32,966 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:32,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 07:29:32,966 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:32,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:32,966 INFO L85 PathProgramCache]: Analyzing trace with hash 2139367940, now seen corresponding path program 1 times [2024-10-13 07:29:32,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:32,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687198673] [2024-10-13 07:29:32,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:32,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:33,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:34,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:34,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 07:29:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 07:29:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:34,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-10-13 07:29:34,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:34,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687198673] [2024-10-13 07:29:34,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687198673] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:34,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639565523] [2024-10-13 07:29:34,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:34,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:34,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:34,418 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:34,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-13 07:29:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:35,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 3124 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 07:29:35,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:35,180 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-10-13 07:29:35,181 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:35,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639565523] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:35,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:35,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13] total 15 [2024-10-13 07:29:35,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637173005] [2024-10-13 07:29:35,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:35,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:29:35,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:35,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:29:35,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:35,183 INFO L87 Difference]: Start difference. First operand 339 states and 478 transitions. Second operand has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:35,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:35,449 INFO L93 Difference]: Finished difference Result 644 states and 922 transitions. [2024-10-13 07:29:35,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 07:29:35,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 247 [2024-10-13 07:29:35,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:35,453 INFO L225 Difference]: With dead ends: 644 [2024-10-13 07:29:35,454 INFO L226 Difference]: Without dead ends: 348 [2024-10-13 07:29:35,456 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:35,456 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 0 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1130 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:35,456 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1130 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:35,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-10-13 07:29:35,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 345. [2024-10-13 07:29:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 212 states have (on average 1.221698113207547) internal successors, (259), 214 states have internal predecessors, (259), 105 states have call successors, (105), 24 states have call predecessors, (105), 26 states have return successors, (120), 106 states have call predecessors, (120), 103 states have call successors, (120) [2024-10-13 07:29:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 484 transitions. [2024-10-13 07:29:35,476 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 484 transitions. Word has length 247 [2024-10-13 07:29:35,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:35,478 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 484 transitions. [2024-10-13 07:29:35,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 484 transitions. [2024-10-13 07:29:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-10-13 07:29:35,480 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:35,480 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:35,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-10-13 07:29:35,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-13 07:29:35,681 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:35,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:35,682 INFO L85 PathProgramCache]: Analyzing trace with hash -17432350, now seen corresponding path program 1 times [2024-10-13 07:29:35,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:35,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692583961] [2024-10-13 07:29:35,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:35,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:37,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:42,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:42,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:42,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:43,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:43,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 07:29:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-13 07:29:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:44,510 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 55 proven. 44 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2024-10-13 07:29:44,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:44,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692583961] [2024-10-13 07:29:44,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692583961] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:44,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1423118417] [2024-10-13 07:29:44,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:44,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:44,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:44,513 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:44,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-13 07:29:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:45,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 3389 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-10-13 07:29:45,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:45,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-13 07:29:45,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-10-13 07:29:46,150 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-10-13 07:29:46,151 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:46,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1423118417] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:46,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:46,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [26] total 36 [2024-10-13 07:29:46,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047494701] [2024-10-13 07:29:46,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:46,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-13 07:29:46,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:46,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-13 07:29:46,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1168, Unknown=0, NotChecked=0, Total=1260 [2024-10-13 07:29:46,154 INFO L87 Difference]: Start difference. First operand 345 states and 484 transitions. Second operand has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 6 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) [2024-10-13 07:29:48,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:48,433 INFO L93 Difference]: Finished difference Result 695 states and 989 transitions. [2024-10-13 07:29:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-13 07:29:48,434 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 6 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) Word has length 273 [2024-10-13 07:29:48,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:48,440 INFO L225 Difference]: With dead ends: 695 [2024-10-13 07:29:48,440 INFO L226 Difference]: Without dead ends: 393 [2024-10-13 07:29:48,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=141, Invalid=1665, Unknown=0, NotChecked=0, Total=1806 [2024-10-13 07:29:48,444 INFO L432 NwaCegarLoop]: 376 mSDtfsCounter, 45 mSDsluCounter, 3843 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 4219 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:48,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 4219 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-13 07:29:48,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2024-10-13 07:29:48,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 382. [2024-10-13 07:29:48,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 248 states have (on average 1.2258064516129032) internal successors, (304), 249 states have internal predecessors, (304), 105 states have call successors, (105), 24 states have call predecessors, (105), 27 states have return successors, (131), 108 states have call predecessors, (131), 103 states have call successors, (131) [2024-10-13 07:29:48,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 540 transitions. [2024-10-13 07:29:48,467 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 540 transitions. Word has length 273 [2024-10-13 07:29:48,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:48,467 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 540 transitions. [2024-10-13 07:29:48,467 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.285714285714286) internal successors, (88), 14 states have internal predecessors, (88), 6 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) [2024-10-13 07:29:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 540 transitions. [2024-10-13 07:29:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-10-13 07:29:48,469 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:48,469 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:48,497 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-13 07:29:48,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-13 07:29:48,670 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:48,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:48,671 INFO L85 PathProgramCache]: Analyzing trace with hash 2115472708, now seen corresponding path program 1 times [2024-10-13 07:29:48,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:48,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896974911] [2024-10-13 07:29:48,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:48,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:49,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 07:29:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-13 07:29:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 07:29:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-13 07:29:49,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-13 07:29:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-13 07:29:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-13 07:29:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:49,797 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-10-13 07:29:49,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:49,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896974911] [2024-10-13 07:29:49,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896974911] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:49,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449314073] [2024-10-13 07:29:49,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:49,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:49,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:49,800 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:49,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-13 07:29:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:50,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 3114 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 07:29:50,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:29:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-10-13 07:29:50,667 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:29:50,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449314073] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:29:50,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:29:50,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13] total 15 [2024-10-13 07:29:50,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753366096] [2024-10-13 07:29:50,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:29:50,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 07:29:50,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:29:50,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 07:29:50,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:50,670 INFO L87 Difference]: Start difference. First operand 382 states and 540 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:50,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:29:50,853 INFO L93 Difference]: Finished difference Result 721 states and 1050 transitions. [2024-10-13 07:29:50,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 07:29:50,854 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 247 [2024-10-13 07:29:50,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:29:50,857 INFO L225 Difference]: With dead ends: 721 [2024-10-13 07:29:50,858 INFO L226 Difference]: Without dead ends: 382 [2024-10-13 07:29:50,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-10-13 07:29:50,861 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 0 mSDsluCounter, 752 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1133 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-13 07:29:50,861 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1133 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-13 07:29:50,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2024-10-13 07:29:50,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2024-10-13 07:29:50,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 248 states have (on average 1.221774193548387) internal successors, (303), 249 states have internal predecessors, (303), 105 states have call successors, (105), 24 states have call predecessors, (105), 27 states have return successors, (131), 108 states have call predecessors, (131), 103 states have call successors, (131) [2024-10-13 07:29:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 539 transitions. [2024-10-13 07:29:50,881 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 539 transitions. Word has length 247 [2024-10-13 07:29:50,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:29:50,882 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 539 transitions. [2024-10-13 07:29:50,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-10-13 07:29:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 539 transitions. [2024-10-13 07:29:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-13 07:29:50,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:29:50,884 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:29:50,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-10-13 07:29:51,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-13 07:29:51,085 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 07:29:51,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:29:51,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1774086146, now seen corresponding path program 1 times [2024-10-13 07:29:51,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:29:51,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089671269] [2024-10-13 07:29:51,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:51,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:29:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 07:29:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:29:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-13 07:29:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-13 07:29:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-13 07:29:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 07:29:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-13 07:29:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-13 07:29:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-13 07:29:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-13 07:29:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 07:29:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 07:29:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-13 07:29:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-13 07:29:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 07:29:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-10-13 07:29:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:51,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 07:29:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 07:29:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-13 07:29:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:51,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:51,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:52,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 07:29:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:52,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:29:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:52,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-13 07:29:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:29:52,023 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 28 proven. 25 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2024-10-13 07:29:52,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:29:52,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089671269] [2024-10-13 07:29:52,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089671269] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:29:52,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35987616] [2024-10-13 07:29:52,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:29:52,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:29:52,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:29:52,026 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 07:29:52,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process