./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'a46e94d21677d8e787ff51041171bb0d6a97c638f1cb1f2181c1b14c15718344'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 32bit --witnessprinter.graph.data.programhash a46e94d21677d8e787ff51041171bb0d6a97c638f1cb1f2181c1b14c15718344 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 23:41:26,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 23:41:26,817 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-06 23:41:26,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 23:41:26,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 23:41:26,853 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 23:41:26,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 23:41:26,854 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 23:41:26,854 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 23:41:26,855 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 23:41:26,855 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 23:41:26,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 23:41:26,856 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 23:41:26,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 23:41:26,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 23:41:26,857 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 23:41:26,858 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 23:41:26,858 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 23:41:26,858 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 23:41:26,858 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 23:41:26,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:41:26,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 23:41:26,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 23:41:26,860 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 23:41:26,861 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a46e94d21677d8e787ff51041171bb0d6a97c638f1cb1f2181c1b14c15718344 [2024-11-06 23:41:27,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 23:41:27,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 23:41:27,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 23:41:27,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 23:41:27,122 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 23:41:27,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2024-11-06 23:41:28,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 23:41:28,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 23:41:28,690 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2024-11-06 23:41:28,713 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/085dcd261/3ebafb3e586e46ba9312bb01c269cead/FLAGf2186deea [2024-11-06 23:41:28,726 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/085dcd261/3ebafb3e586e46ba9312bb01c269cead [2024-11-06 23:41:28,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 23:41:28,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 23:41:28,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 23:41:28,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 23:41:28,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 23:41:28,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:41:28" (1/1) ... [2024-11-06 23:41:28,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb41619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:28, skipping insertion in model container [2024-11-06 23:41:28,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:41:28" (1/1) ... [2024-11-06 23:41:28,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 23:41:29,179 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c[31629,31642] [2024-11-06 23:41:29,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:41:29,360 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 23:41:29,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] [2024-11-06 23:41:29,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [335] [2024-11-06 23:41:29,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [747] [2024-11-06 23:41:29,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1323] [2024-11-06 23:41:29,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1686] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1695] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptForward_spec.i","") [2061] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2103] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2210] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2414] [2024-11-06 23:41:29,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [2431] [2024-11-06 23:41:29,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c[31629,31642] [2024-11-06 23:41:29,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:41:29,524 INFO L204 MainTranslator]: Completed translation [2024-11-06 23:41:29,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29 WrapperNode [2024-11-06 23:41:29,526 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 23:41:29,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 23:41:29,527 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 23:41:29,527 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 23:41:29,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,661 INFO L138 Inliner]: procedures = 152, calls = 266, calls flagged for inlining = 68, calls inlined = 65, statements flattened = 1331 [2024-11-06 23:41:29,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 23:41:29,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 23:41:29,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 23:41:29,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 23:41:29,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,725 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2024-11-06 23:41:29,726 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,787 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 23:41:29,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 23:41:29,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 23:41:29,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 23:41:29,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (1/1) ... [2024-11-06 23:41:29,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:41:29,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:41:29,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 23:41:29,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 23:41:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-06 23:41:29,869 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-06 23:41:29,869 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2024-11-06 23:41:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2024-11-06 23:41:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2024-11-06 23:41:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2024-11-06 23:41:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-06 23:41:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-06 23:41:29,870 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-06 23:41:29,870 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-06 23:41:29,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-06 23:41:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-06 23:41:29,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-06 23:41:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-06 23:41:29,871 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2024-11-06 23:41:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2024-11-06 23:41:29,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-06 23:41:29,871 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-06 23:41:29,872 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2024-11-06 23:41:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2024-11-06 23:41:29,872 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-06 23:41:29,872 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-06 23:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-06 23:41:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-06 23:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-06 23:41:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-06 23:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2024-11-06 23:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2024-11-06 23:41:29,874 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2024-11-06 23:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2024-11-06 23:41:29,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-06 23:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-06 23:41:29,874 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-06 23:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-06 23:41:29,874 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-06 23:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-06 23:41:29,874 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2024-11-06 23:41:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2024-11-06 23:41:29,875 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-06 23:41:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-06 23:41:29,875 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-06 23:41:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-06 23:41:29,875 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-06 23:41:29,875 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-06 23:41:29,875 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2024-11-06 23:41:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2024-11-06 23:41:29,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 23:41:29,876 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-06 23:41:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-06 23:41:29,876 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-06 23:41:29,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-06 23:41:29,876 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-06 23:41:29,877 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2024-11-06 23:41:29,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-06 23:41:29,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 23:41:29,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 23:41:30,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 23:41:30,111 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 23:41:31,464 INFO L? ?]: Removed 629 outVars from TransFormulas that were not future-live. [2024-11-06 23:41:31,464 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 23:41:31,491 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 23:41:31,492 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 23:41:31,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:41:31 BoogieIcfgContainer [2024-11-06 23:41:31,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 23:41:31,502 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 23:41:31,502 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 23:41:31,506 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 23:41:31,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:41:28" (1/3) ... [2024-11-06 23:41:31,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2d9919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:41:31, skipping insertion in model container [2024-11-06 23:41:31,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:41:29" (2/3) ... [2024-11-06 23:41:31,507 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2d9919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:41:31, skipping insertion in model container [2024-11-06 23:41:31,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:41:31" (3/3) ... [2024-11-06 23:41:31,509 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec9_productSimulator.cil.c [2024-11-06 23:41:31,522 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 23:41:31,523 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 23:41:31,596 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 23:41:31,606 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;@1d140410, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 23:41:31,607 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 23:41:31,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 604 states, 449 states have (on average 1.5144766146993318) internal successors, (680), 469 states have internal predecessors, (680), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-06 23:41:31,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-06 23:41:31,637 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:31,638 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 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] [2024-11-06 23:41:31,638 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:31,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:31,643 INFO L85 PathProgramCache]: Analyzing trace with hash -83815788, now seen corresponding path program 1 times [2024-11-06 23:41:31,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:31,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012508227] [2024-11-06 23:41:31,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:31,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:31,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:32,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-06 23:41:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:41:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:41:32,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-06 23:41:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:41:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-06 23:41:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:41:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:32,190 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:41:32,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:32,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012508227] [2024-11-06 23:41:32,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012508227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:32,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:32,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 23:41:32,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579813348] [2024-11-06 23:41:32,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:32,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 23:41:32,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:32,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 23:41:32,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 23:41:32,220 INFO L87 Difference]: Start difference. First operand has 604 states, 449 states have (on average 1.5144766146993318) internal successors, (680), 469 states have internal predecessors, (680), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:41:34,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:34,427 INFO L93 Difference]: Finished difference Result 1081 states and 1630 transitions. [2024-11-06 23:41:34,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 23:41:34,430 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 127 [2024-11-06 23:41:34,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:34,453 INFO L225 Difference]: With dead ends: 1081 [2024-11-06 23:41:34,454 INFO L226 Difference]: Without dead ends: 739 [2024-11-06 23:41:34,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:41:34,465 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1350 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 563 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 563 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:34,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1356 Valid, 1037 Invalid, 1682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [563 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-06 23:41:34,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2024-11-06 23:41:34,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 597. [2024-11-06 23:41:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 443 states have (on average 1.510158013544018) internal successors, (669), 462 states have internal predecessors, (669), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-06 23:41:34,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 888 transitions. [2024-11-06 23:41:34,602 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 888 transitions. Word has length 127 [2024-11-06 23:41:34,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:34,603 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 888 transitions. [2024-11-06 23:41:34,604 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:41:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 888 transitions. [2024-11-06 23:41:34,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-06 23:41:34,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:34,611 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:34,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-06 23:41:34,613 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:34,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:34,614 INFO L85 PathProgramCache]: Analyzing trace with hash -205639368, now seen corresponding path program 1 times [2024-11-06 23:41:34,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:34,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183393985] [2024-11-06 23:41:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:34,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:34,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:34,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-06 23:41:34,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:41:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:41:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:34,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:34,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:35,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-06 23:41:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:35,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:41:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:35,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:41:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:35,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:41:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:41:35,025 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:35,025 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183393985] [2024-11-06 23:41:35,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183393985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:35,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:35,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-06 23:41:35,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57068041] [2024-11-06 23:41:35,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:35,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 23:41:35,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:35,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 23:41:35,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-06 23:41:35,032 INFO L87 Difference]: Start difference. First operand 597 states and 888 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:41:37,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:37,812 INFO L93 Difference]: Finished difference Result 1300 states and 1960 transitions. [2024-11-06 23:41:37,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 23:41:37,812 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 128 [2024-11-06 23:41:37,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:37,818 INFO L225 Difference]: With dead ends: 1300 [2024-11-06 23:41:37,818 INFO L226 Difference]: Without dead ends: 739 [2024-11-06 23:41:37,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:37,820 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 1362 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 3490 mSolverCounterSat, 576 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 4066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 576 IncrementalHoareTripleChecker+Valid, 3490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:37,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 1783 Invalid, 4066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [576 Valid, 3490 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-06 23:41:37,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2024-11-06 23:41:37,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 597. [2024-11-06 23:41:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 597 states, 443 states have (on average 1.4943566591422122) internal successors, (662), 462 states have internal predecessors, (662), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-06 23:41:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 881 transitions. [2024-11-06 23:41:37,883 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 881 transitions. Word has length 128 [2024-11-06 23:41:37,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:37,885 INFO L471 AbstractCegarLoop]: Abstraction has 597 states and 881 transitions. [2024-11-06 23:41:37,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:41:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 881 transitions. [2024-11-06 23:41:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-06 23:41:37,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:37,891 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:37,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-06 23:41:37,892 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:37,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:37,893 INFO L85 PathProgramCache]: Analyzing trace with hash 666795941, now seen corresponding path program 1 times [2024-11-06 23:41:37,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:37,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169169552] [2024-11-06 23:41:37,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:37,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:38,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-06 23:41:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-06 23:41:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-06 23:41:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:41:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-06 23:41:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-06 23:41:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:41:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:41:38,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:38,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169169552] [2024-11-06 23:41:38,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169169552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:38,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:38,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:41:38,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250391651] [2024-11-06 23:41:38,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:38,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:41:38,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:38,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:41:38,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:41:38,145 INFO L87 Difference]: Start difference. First operand 597 states and 881 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:41:39,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:39,729 INFO L93 Difference]: Finished difference Result 1310 states and 1992 transitions. [2024-11-06 23:41:39,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:41:39,730 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 133 [2024-11-06 23:41:39,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:39,739 INFO L225 Difference]: With dead ends: 1310 [2024-11-06 23:41:39,739 INFO L226 Difference]: Without dead ends: 738 [2024-11-06 23:41:39,741 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:39,746 INFO L432 NwaCegarLoop]: 299 mSDtfsCounter, 2069 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 1075 mSolverCounterSat, 743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 961 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 743 IncrementalHoareTripleChecker+Valid, 1075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:39,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2097 Valid, 961 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [743 Valid, 1075 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:41:39,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-06 23:41:39,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 596. [2024-11-06 23:41:39,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 444 states have (on average 1.481981981981982) internal successors, (658), 461 states have internal predecessors, (658), 107 states have call successors, (107), 44 states have call predecessors, (107), 44 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2024-11-06 23:41:39,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 871 transitions. [2024-11-06 23:41:39,820 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 871 transitions. Word has length 133 [2024-11-06 23:41:39,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:39,820 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 871 transitions. [2024-11-06 23:41:39,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:41:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 871 transitions. [2024-11-06 23:41:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-06 23:41:39,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:39,823 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:39,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-06 23:41:39,824 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:39,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:39,824 INFO L85 PathProgramCache]: Analyzing trace with hash 725167118, now seen corresponding path program 1 times [2024-11-06 23:41:39,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:39,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398806275] [2024-11-06 23:41:39,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:39,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-06 23:41:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-06 23:41:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-06 23:41:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-06 23:41:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-06 23:41:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:41:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:41:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:41:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:41:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:41:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:41:39,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:39,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398806275] [2024-11-06 23:41:39,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398806275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:39,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:39,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:41:39,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461613333] [2024-11-06 23:41:39,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:39,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:41:39,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:39,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:41:40,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:41:40,000 INFO L87 Difference]: Start difference. First operand 596 states and 871 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:41:41,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:41,544 INFO L93 Difference]: Finished difference Result 1302 states and 1952 transitions. [2024-11-06 23:41:41,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:41:41,545 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 156 [2024-11-06 23:41:41,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:41,549 INFO L225 Difference]: With dead ends: 1302 [2024-11-06 23:41:41,550 INFO L226 Difference]: Without dead ends: 736 [2024-11-06 23:41:41,551 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:41,552 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 2027 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 1081 mSolverCounterSat, 718 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2055 SdHoareTripleChecker+Valid, 979 SdHoareTripleChecker+Invalid, 1799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 718 IncrementalHoareTripleChecker+Valid, 1081 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:41,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2055 Valid, 979 Invalid, 1799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [718 Valid, 1081 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:41:41,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2024-11-06 23:41:41,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 595. [2024-11-06 23:41:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 444 states have (on average 1.4774774774774775) internal successors, (656), 460 states have internal predecessors, (656), 106 states have call successors, (106), 44 states have call predecessors, (106), 44 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-06 23:41:41,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 867 transitions. [2024-11-06 23:41:41,602 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 867 transitions. Word has length 156 [2024-11-06 23:41:41,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:41,602 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 867 transitions. [2024-11-06 23:41:41,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:41:41,602 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 867 transitions. [2024-11-06 23:41:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-06 23:41:41,605 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:41,605 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:41,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-06 23:41:41,606 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:41,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:41,606 INFO L85 PathProgramCache]: Analyzing trace with hash -322453111, now seen corresponding path program 1 times [2024-11-06 23:41:41,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:41,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112257982] [2024-11-06 23:41:41,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:41,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:41,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:41,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-06 23:41:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-06 23:41:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-06 23:41:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:41:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-06 23:41:41,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:41:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:41:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:41:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:41:41,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:41,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112257982] [2024-11-06 23:41:41,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112257982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:41,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:41,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:41:41,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866105177] [2024-11-06 23:41:41,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:41,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:41:41,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:41,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:41:41,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:41:41,772 INFO L87 Difference]: Start difference. First operand 595 states and 867 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:41:43,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:43,301 INFO L93 Difference]: Finished difference Result 1282 states and 1899 transitions. [2024-11-06 23:41:43,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:41:43,301 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 150 [2024-11-06 23:41:43,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:43,307 INFO L225 Difference]: With dead ends: 1282 [2024-11-06 23:41:43,307 INFO L226 Difference]: Without dead ends: 733 [2024-11-06 23:41:43,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:43,309 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 2020 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 743 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2044 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 1836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 743 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:43,310 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2044 Valid, 887 Invalid, 1836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [743 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:41:43,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2024-11-06 23:41:43,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 592. [2024-11-06 23:41:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 444 states have (on average 1.4527027027027026) internal successors, (645), 455 states have internal predecessors, (645), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-06 23:41:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 850 transitions. [2024-11-06 23:41:43,371 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 850 transitions. Word has length 150 [2024-11-06 23:41:43,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:43,373 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 850 transitions. [2024-11-06 23:41:43,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:41:43,373 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 850 transitions. [2024-11-06 23:41:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-06 23:41:43,377 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:43,378 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:43,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-06 23:41:43,378 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:43,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:43,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1147747537, now seen corresponding path program 1 times [2024-11-06 23:41:43,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:43,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551738479] [2024-11-06 23:41:43,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:43,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:41:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:41:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:41:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-06 23:41:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:41:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:41:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:41:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:41:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:41:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-06 23:41:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:43,822 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-06 23:41:43,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:43,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551738479] [2024-11-06 23:41:43,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551738479] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:41:43,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450824200] [2024-11-06 23:41:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:43,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:43,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:41:43,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 23:41:43,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 23:41:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 23:41:44,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:41:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-06 23:41:44,225 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:41:44,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450824200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:44,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:41:44,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-06 23:41:44,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266655342] [2024-11-06 23:41:44,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:44,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:41:44,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:44,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:41:44,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:41:44,227 INFO L87 Difference]: Start difference. First operand 592 states and 850 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:41:44,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:44,281 INFO L93 Difference]: Finished difference Result 919 states and 1301 transitions. [2024-11-06 23:41:44,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:41:44,282 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 175 [2024-11-06 23:41:44,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:44,287 INFO L225 Difference]: With dead ends: 919 [2024-11-06 23:41:44,287 INFO L226 Difference]: Without dead ends: 595 [2024-11-06 23:41:44,288 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:41:44,290 INFO L432 NwaCegarLoop]: 846 mSDtfsCounter, 1 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1690 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:44,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1690 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:41:44,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2024-11-06 23:41:44,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 594. [2024-11-06 23:41:44,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 446 states have (on average 1.4506726457399104) internal successors, (647), 457 states have internal predecessors, (647), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-06 23:41:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 852 transitions. [2024-11-06 23:41:44,339 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 852 transitions. Word has length 175 [2024-11-06 23:41:44,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:44,340 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 852 transitions. [2024-11-06 23:41:44,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:41:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 852 transitions. [2024-11-06 23:41:44,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-06 23:41:44,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:44,343 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:44,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-06 23:41:44,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:44,549 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:44,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash -920564896, now seen corresponding path program 1 times [2024-11-06 23:41:44,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:44,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130979314] [2024-11-06 23:41:44,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:44,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:41:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:41:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:41:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:41:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:41:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:41:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-06 23:41:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:41:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-06 23:41:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:41:44,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:44,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130979314] [2024-11-06 23:41:44,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130979314] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:41:44,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324704815] [2024-11-06 23:41:44,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:44,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:44,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:41:44,945 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 23:41:44,947 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 23:41:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:41:45,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:41:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-06 23:41:45,329 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:41:45,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1324704815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:45,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:41:45,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-06 23:41:45,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144274280] [2024-11-06 23:41:45,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:45,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:41:45,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:45,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:41:45,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:41:45,331 INFO L87 Difference]: Start difference. First operand 594 states and 852 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:41:45,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:45,379 INFO L93 Difference]: Finished difference Result 1208 states and 1765 transitions. [2024-11-06 23:41:45,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:41:45,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 176 [2024-11-06 23:41:45,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:45,384 INFO L225 Difference]: With dead ends: 1208 [2024-11-06 23:41:45,384 INFO L226 Difference]: Without dead ends: 692 [2024-11-06 23:41:45,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:41:45,386 INFO L432 NwaCegarLoop]: 862 mSDtfsCounter, 165 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:45,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1661 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:41:45,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2024-11-06 23:41:45,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 684. [2024-11-06 23:41:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 522 states have (on average 1.4655172413793103) internal successors, (765), 533 states have internal predecessors, (765), 117 states have call successors, (117), 44 states have call predecessors, (117), 44 states have return successors, (116), 115 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-06 23:41:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 998 transitions. [2024-11-06 23:41:45,458 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 998 transitions. Word has length 176 [2024-11-06 23:41:45,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:45,459 INFO L471 AbstractCegarLoop]: Abstraction has 684 states and 998 transitions. [2024-11-06 23:41:45,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:41:45,459 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 998 transitions. [2024-11-06 23:41:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-06 23:41:45,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:45,462 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:45,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 23:41:45,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:45,667 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:45,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:45,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1854945621, now seen corresponding path program 1 times [2024-11-06 23:41:45,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:45,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176576342] [2024-11-06 23:41:45,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:45,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:41:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:41:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:41:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:41:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:41:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:41:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-06 23:41:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:41:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:41:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:46,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-06 23:41:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:41:46,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:46,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176576342] [2024-11-06 23:41:46,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176576342] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:41:46,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857474976] [2024-11-06 23:41:46,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:46,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:46,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:41:46,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 23:41:46,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 23:41:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:46,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 1433 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-06 23:41:46,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:41:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-06 23:41:46,517 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:41:46,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857474976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:46,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:41:46,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-11-06 23:41:46,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273358478] [2024-11-06 23:41:46,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:46,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 23:41:46,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:46,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 23:41:46,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-06 23:41:46,521 INFO L87 Difference]: Start difference. First operand 684 states and 998 transitions. Second operand has 8 states, 6 states have (on average 18.333333333333332) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:46,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:46,678 INFO L93 Difference]: Finished difference Result 1315 states and 1933 transitions. [2024-11-06 23:41:46,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-06 23:41:46,679 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 18.333333333333332) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 184 [2024-11-06 23:41:46,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:46,684 INFO L225 Difference]: With dead ends: 1315 [2024-11-06 23:41:46,684 INFO L226 Difference]: Without dead ends: 686 [2024-11-06 23:41:46,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-06 23:41:46,687 INFO L432 NwaCegarLoop]: 837 mSDtfsCounter, 4 mSDsluCounter, 5005 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5842 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:46,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5842 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-06 23:41:46,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-06 23:41:46,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2024-11-06 23:41:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 523 states have (on average 1.4646271510516253) internal successors, (766), 535 states have internal predecessors, (766), 117 states have call successors, (117), 44 states have call predecessors, (117), 45 states have return successors, (118), 115 states have call predecessors, (118), 116 states have call successors, (118) [2024-11-06 23:41:46,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 1001 transitions. [2024-11-06 23:41:46,748 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 1001 transitions. Word has length 184 [2024-11-06 23:41:46,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:46,749 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 1001 transitions. [2024-11-06 23:41:46,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 18.333333333333332) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1001 transitions. [2024-11-06 23:41:46,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 23:41:46,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:46,752 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:46,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-06 23:41:46,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:46,957 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:46,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:46,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1820510046, now seen corresponding path program 1 times [2024-11-06 23:41:46,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:46,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63196933] [2024-11-06 23:41:46,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:46,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:41:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:41:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-06 23:41:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-06 23:41:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:41:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:41:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-06 23:41:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:41:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:41:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:41:47,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:47,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63196933] [2024-11-06 23:41:47,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63196933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:41:47,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1730610444] [2024-11-06 23:41:47,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:47,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:41:47,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:41:47,288 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 23:41:47,290 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 23:41:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:47,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-06 23:41:47,658 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:41:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-06 23:41:47,741 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:41:47,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1730610444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:47,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:41:47,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2024-11-06 23:41:47,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722479617] [2024-11-06 23:41:47,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:47,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:41:47,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:47,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:41:47,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:41:47,743 INFO L87 Difference]: Start difference. First operand 686 states and 1001 transitions. Second operand has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 23:41:47,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:47,837 INFO L93 Difference]: Finished difference Result 1316 states and 1937 transitions. [2024-11-06 23:41:47,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 23:41:47,838 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 178 [2024-11-06 23:41:47,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:47,842 INFO L225 Difference]: With dead ends: 1316 [2024-11-06 23:41:47,843 INFO L226 Difference]: Without dead ends: 688 [2024-11-06 23:41:47,845 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:41:47,845 INFO L432 NwaCegarLoop]: 837 mSDtfsCounter, 2 mSDsluCounter, 3331 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 4168 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:47,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 4168 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:41:47,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2024-11-06 23:41:47,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 688. [2024-11-06 23:41:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 524 states have (on average 1.463740458015267) internal successors, (767), 537 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-06 23:41:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1007 transitions. [2024-11-06 23:41:47,894 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1007 transitions. Word has length 178 [2024-11-06 23:41:47,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:47,894 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1007 transitions. [2024-11-06 23:41:47,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 23:41:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1007 transitions. [2024-11-06 23:41:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-06 23:41:47,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:47,897 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:47,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-06 23:41:48,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-06 23:41:48,098 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:48,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:48,099 INFO L85 PathProgramCache]: Analyzing trace with hash 17370659, now seen corresponding path program 1 times [2024-11-06 23:41:48,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:48,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385017126] [2024-11-06 23:41:48,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:48,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:48,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:41:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:41:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-06 23:41:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:41:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-06 23:41:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:41:48,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:41:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-06 23:41:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-06 23:41:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-06 23:41:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:41:48,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:48,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385017126] [2024-11-06 23:41:48,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385017126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:48,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:48,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:41:48,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546619442] [2024-11-06 23:41:48,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:48,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:41:48,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:48,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:41:48,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:48,462 INFO L87 Difference]: Start difference. First operand 688 states and 1007 transitions. Second operand has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:51,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:51,502 INFO L93 Difference]: Finished difference Result 1449 states and 2165 transitions. [2024-11-06 23:41:51,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:41:51,503 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 186 [2024-11-06 23:41:51,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:51,508 INFO L225 Difference]: With dead ends: 1449 [2024-11-06 23:41:51,509 INFO L226 Difference]: Without dead ends: 833 [2024-11-06 23:41:51,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:41:51,511 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1818 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5758 mSolverCounterSat, 771 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1820 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 771 IncrementalHoareTripleChecker+Valid, 5758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:51,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1820 Valid, 2574 Invalid, 6529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [771 Valid, 5758 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-06 23:41:51,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-06 23:41:51,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 688. [2024-11-06 23:41:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 688 states, 524 states have (on average 1.463740458015267) internal successors, (767), 537 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (122), 115 states have call predecessors, (122), 116 states have call successors, (122) [2024-11-06 23:41:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1006 transitions. [2024-11-06 23:41:51,582 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1006 transitions. Word has length 186 [2024-11-06 23:41:51,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:51,582 INFO L471 AbstractCegarLoop]: Abstraction has 688 states and 1006 transitions. [2024-11-06 23:41:51,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1006 transitions. [2024-11-06 23:41:51,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-06 23:41:51,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:51,585 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:51,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-06 23:41:51,586 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:51,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:51,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1744226737, now seen corresponding path program 2 times [2024-11-06 23:41:51,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:51,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574300260] [2024-11-06 23:41:51,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:51,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:51,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:41:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:41:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:41:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-06 23:41:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-06 23:41:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:41:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:41:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:41:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-06 23:41:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-06 23:41:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:41:51,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:51,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574300260] [2024-11-06 23:41:51,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574300260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:51,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:51,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:41:51,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667834064] [2024-11-06 23:41:51,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:51,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:41:51,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:51,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:41:51,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:51,922 INFO L87 Difference]: Start difference. First operand 688 states and 1006 transitions. Second operand has 12 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:54,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:54,796 INFO L93 Difference]: Finished difference Result 1451 states and 2168 transitions. [2024-11-06 23:41:54,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:41:54,796 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 187 [2024-11-06 23:41:54,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:54,801 INFO L225 Difference]: With dead ends: 1451 [2024-11-06 23:41:54,801 INFO L226 Difference]: Without dead ends: 835 [2024-11-06 23:41:54,803 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:41:54,803 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1814 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5766 mSolverCounterSat, 771 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1816 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 771 IncrementalHoareTripleChecker+Valid, 5766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:54,804 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1816 Valid, 2574 Invalid, 6537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [771 Valid, 5766 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-06 23:41:54,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2024-11-06 23:41:54,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 690. [2024-11-06 23:41:54,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 539 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (124), 115 states have call predecessors, (124), 116 states have call successors, (124) [2024-11-06 23:41:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1009 transitions. [2024-11-06 23:41:54,856 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1009 transitions. Word has length 187 [2024-11-06 23:41:54,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:54,856 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1009 transitions. [2024-11-06 23:41:54,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:41:54,856 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1009 transitions. [2024-11-06 23:41:54,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-06 23:41:54,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:54,859 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:54,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-06 23:41:54,860 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:54,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:54,860 INFO L85 PathProgramCache]: Analyzing trace with hash 850372883, now seen corresponding path program 1 times [2024-11-06 23:41:54,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:54,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781174875] [2024-11-06 23:41:54,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:54,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:54,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:54,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:41:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:41:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:41:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:41:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:41:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:41:55,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:41:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:41:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:41:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:55,153 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:41:55,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:55,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781174875] [2024-11-06 23:41:55,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781174875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:55,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:55,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-06 23:41:55,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446515791] [2024-11-06 23:41:55,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:55,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-06 23:41:55,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:55,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-06 23:41:55,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:41:55,155 INFO L87 Difference]: Start difference. First operand 690 states and 1009 transitions. Second operand has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:41:58,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:41:58,296 INFO L93 Difference]: Finished difference Result 1450 states and 2167 transitions. [2024-11-06 23:41:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:41:58,297 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 181 [2024-11-06 23:41:58,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:41:58,303 INFO L225 Difference]: With dead ends: 1450 [2024-11-06 23:41:58,303 INFO L226 Difference]: Without dead ends: 837 [2024-11-06 23:41:58,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-06 23:41:58,305 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1823 mSDsluCounter, 2546 mSDsCounter, 0 mSdLazyCounter, 6594 mSolverCounterSat, 770 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1824 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 7364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 770 IncrementalHoareTripleChecker+Valid, 6594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-06 23:41:58,306 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1824 Valid, 2830 Invalid, 7364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [770 Valid, 6594 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-06 23:41:58,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2024-11-06 23:41:58,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 695. [2024-11-06 23:41:58,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 695 states, 527 states have (on average 1.4611005692599621) internal successors, (770), 542 states have internal predecessors, (770), 118 states have call successors, (118), 44 states have call predecessors, (118), 49 states have return successors, (129), 117 states have call predecessors, (129), 117 states have call successors, (129) [2024-11-06 23:41:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 1017 transitions. [2024-11-06 23:41:58,361 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 1017 transitions. Word has length 181 [2024-11-06 23:41:58,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:41:58,363 INFO L471 AbstractCegarLoop]: Abstraction has 695 states and 1017 transitions. [2024-11-06 23:41:58,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:41:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1017 transitions. [2024-11-06 23:41:58,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-06 23:41:58,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:41:58,367 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:41:58,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-06 23:41:58,367 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:41:58,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:41:58,367 INFO L85 PathProgramCache]: Analyzing trace with hash -207465195, now seen corresponding path program 1 times [2024-11-06 23:41:58,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:41:58,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072250659] [2024-11-06 23:41:58,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:41:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:41:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:41:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:41:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:41:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:41:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:41:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:41:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:41:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:41:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:41:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:41:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:41:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:41:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:41:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:41:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:41:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:41:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:41:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:41:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:41:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:41:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:41:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:41:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:41:58,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:41:58,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072250659] [2024-11-06 23:41:58,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072250659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:41:58,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:41:58,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:41:58,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615606672] [2024-11-06 23:41:58,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:41:58,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:41:58,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:41:58,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:41:58,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:41:58,660 INFO L87 Difference]: Start difference. First operand 695 states and 1017 transitions. Second operand has 12 states, 10 states have (on average 10.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:42:01,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:01,581 INFO L93 Difference]: Finished difference Result 1449 states and 2164 transitions. [2024-11-06 23:42:01,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-06 23:42:01,582 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 181 [2024-11-06 23:42:01,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:01,586 INFO L225 Difference]: With dead ends: 1449 [2024-11-06 23:42:01,587 INFO L226 Difference]: Without dead ends: 833 [2024-11-06 23:42:01,588 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-06 23:42:01,589 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1795 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5773 mSolverCounterSat, 741 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1797 SdHoareTripleChecker+Valid, 2574 SdHoareTripleChecker+Invalid, 6514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 741 IncrementalHoareTripleChecker+Valid, 5773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:01,589 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1797 Valid, 2574 Invalid, 6514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [741 Valid, 5773 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-06 23:42:01,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-06 23:42:01,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 690. [2024-11-06 23:42:01,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 690 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 539 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-06 23:42:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 690 states and 1008 transitions. [2024-11-06 23:42:01,643 INFO L78 Accepts]: Start accepts. Automaton has 690 states and 1008 transitions. Word has length 181 [2024-11-06 23:42:01,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:01,643 INFO L471 AbstractCegarLoop]: Abstraction has 690 states and 1008 transitions. [2024-11-06 23:42:01,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:42:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1008 transitions. [2024-11-06 23:42:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 23:42:01,646 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:01,647 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:01,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-06 23:42:01,647 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:01,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:01,647 INFO L85 PathProgramCache]: Analyzing trace with hash 373441484, now seen corresponding path program 1 times [2024-11-06 23:42:01,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:01,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482486435] [2024-11-06 23:42:01,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:01,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:01,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:01,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:01,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:01,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:42:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:42:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-06 23:42:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-06 23:42:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:42:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-06 23:42:01,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-06 23:42:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:42:01,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:01,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482486435] [2024-11-06 23:42:01,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482486435] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:01,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:01,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-06 23:42:01,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020346271] [2024-11-06 23:42:01,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:01,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-06 23:42:01,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:01,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-06 23:42:01,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:01,920 INFO L87 Difference]: Start difference. First operand 690 states and 1008 transitions. Second operand has 13 states, 11 states have (on average 10.363636363636363) internal successors, (114), 8 states have internal predecessors, (114), 4 states have call successors, (29), 6 states have call predecessors, (29), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:42:04,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:04,874 INFO L93 Difference]: Finished difference Result 1448 states and 2165 transitions. [2024-11-06 23:42:04,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:42:04,874 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 10.363636363636363) internal successors, (114), 8 states have internal predecessors, (114), 4 states have call successors, (29), 6 states have call predecessors, (29), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 189 [2024-11-06 23:42:04,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:04,879 INFO L225 Difference]: With dead ends: 1448 [2024-11-06 23:42:04,879 INFO L226 Difference]: Without dead ends: 835 [2024-11-06 23:42:04,880 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-06 23:42:04,880 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1807 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6572 mSolverCounterSat, 731 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 2820 SdHoareTripleChecker+Invalid, 7303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 731 IncrementalHoareTripleChecker+Valid, 6572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:04,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 2820 Invalid, 7303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [731 Valid, 6572 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-06 23:42:04,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2024-11-06 23:42:04,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 692. [2024-11-06 23:42:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 692 states, 526 states have (on average 1.461977186311787) internal successors, (769), 541 states have internal predecessors, (769), 117 states have call successors, (117), 44 states have call predecessors, (117), 48 states have return successors, (128), 115 states have call predecessors, (128), 116 states have call successors, (128) [2024-11-06 23:42:04,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 1014 transitions. [2024-11-06 23:42:04,934 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 1014 transitions. Word has length 189 [2024-11-06 23:42:04,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:04,934 INFO L471 AbstractCegarLoop]: Abstraction has 692 states and 1014 transitions. [2024-11-06 23:42:04,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 10.363636363636363) internal successors, (114), 8 states have internal predecessors, (114), 4 states have call successors, (29), 6 states have call predecessors, (29), 4 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:42:04,935 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1014 transitions. [2024-11-06 23:42:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-06 23:42:04,937 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:04,938 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:04,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-06 23:42:04,938 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:04,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:04,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1540304381, now seen corresponding path program 1 times [2024-11-06 23:42:04,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:04,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045392687] [2024-11-06 23:42:04,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:04,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:05,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:42:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:42:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:42:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:42:05,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:42:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-06 23:42:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-06 23:42:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:05,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:05,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045392687] [2024-11-06 23:42:05,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045392687] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:42:05,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1506446044] [2024-11-06 23:42:05,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:05,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:42:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:42:05,124 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 23:42:05,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 23:42:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:05,496 INFO L255 TraceCheckSpWp]: Trace formula consists of 1439 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:42:05,504 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:42:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:05,533 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 23:42:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:05,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1506446044] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 23:42:05,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-06 23:42:05,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-06 23:42:05,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335241961] [2024-11-06 23:42:05,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-06 23:42:05,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 23:42:05,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:05,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 23:42:05,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-06 23:42:05,670 INFO L87 Difference]: Start difference. First operand 692 states and 1014 transitions. Second operand has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-06 23:42:08,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:08,033 INFO L93 Difference]: Finished difference Result 1722 states and 2648 transitions. [2024-11-06 23:42:08,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-06 23:42:08,033 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 190 [2024-11-06 23:42:08,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:08,041 INFO L225 Difference]: With dead ends: 1722 [2024-11-06 23:42:08,041 INFO L226 Difference]: Without dead ends: 1398 [2024-11-06 23:42:08,044 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:42:08,044 INFO L432 NwaCegarLoop]: 334 mSDtfsCounter, 2293 mSDsluCounter, 2275 mSDsCounter, 0 mSdLazyCounter, 4373 mSolverCounterSat, 921 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2350 SdHoareTripleChecker+Valid, 2609 SdHoareTripleChecker+Invalid, 5294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 921 IncrementalHoareTripleChecker+Valid, 4373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:08,045 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2350 Valid, 2609 Invalid, 5294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [921 Valid, 4373 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-06 23:42:08,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2024-11-06 23:42:08,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1231. [2024-11-06 23:42:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1231 states, 986 states have (on average 1.5141987829614605) internal successors, (1493), 1001 states have internal predecessors, (1493), 196 states have call successors, (196), 44 states have call predecessors, (196), 48 states have return successors, (217), 194 states have call predecessors, (217), 195 states have call successors, (217) [2024-11-06 23:42:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1906 transitions. [2024-11-06 23:42:08,117 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1906 transitions. Word has length 190 [2024-11-06 23:42:08,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:08,117 INFO L471 AbstractCegarLoop]: Abstraction has 1231 states and 1906 transitions. [2024-11-06 23:42:08,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-06 23:42:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1906 transitions. [2024-11-06 23:42:08,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-06 23:42:08,135 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:08,136 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:08,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-06 23:42:08,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-06 23:42:08,336 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:08,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:08,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1416409996, now seen corresponding path program 1 times [2024-11-06 23:42:08,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:08,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841307820] [2024-11-06 23:42:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:08,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:08,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:08,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:08,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:08,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:42:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:42:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:42:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:42:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-06 23:42:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-06 23:42:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:08,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:08,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841307820] [2024-11-06 23:42:08,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841307820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:08,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:08,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:08,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388360079] [2024-11-06 23:42:08,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:08,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:08,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:08,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:08,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:08,465 INFO L87 Difference]: Start difference. First operand 1231 states and 1906 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:10,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:10,120 INFO L93 Difference]: Finished difference Result 2979 states and 4732 transitions. [2024-11-06 23:42:10,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:10,120 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 187 [2024-11-06 23:42:10,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:10,129 INFO L225 Difference]: With dead ends: 2979 [2024-11-06 23:42:10,129 INFO L226 Difference]: Without dead ends: 1883 [2024-11-06 23:42:10,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:10,132 INFO L432 NwaCegarLoop]: 307 mSDtfsCounter, 1965 mSDsluCounter, 1106 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 810 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1983 SdHoareTripleChecker+Valid, 1413 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 810 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:10,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1983 Valid, 1413 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [810 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:10,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1883 states. [2024-11-06 23:42:10,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1883 to 1732. [2024-11-06 23:42:10,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1408 states have (on average 1.5262784090909092) internal successors, (2149), 1423 states have internal predecessors, (2149), 275 states have call successors, (275), 44 states have call predecessors, (275), 48 states have return successors, (306), 273 states have call predecessors, (306), 274 states have call successors, (306) [2024-11-06 23:42:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2730 transitions. [2024-11-06 23:42:10,218 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2730 transitions. Word has length 187 [2024-11-06 23:42:10,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:10,218 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2730 transitions. [2024-11-06 23:42:10,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2730 transitions. [2024-11-06 23:42:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-06 23:42:10,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:10,224 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:10,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-06 23:42:10,224 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:10,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:10,225 INFO L85 PathProgramCache]: Analyzing trace with hash -77856544, now seen corresponding path program 1 times [2024-11-06 23:42:10,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:10,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616240675] [2024-11-06 23:42:10,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:10,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:10,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:42:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-06 23:42:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:42:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:42:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:42:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-06 23:42:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:10,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:10,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616240675] [2024-11-06 23:42:10,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616240675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:10,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:10,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:10,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234818163] [2024-11-06 23:42:10,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:10,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:10,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:10,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:10,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:10,376 INFO L87 Difference]: Start difference. First operand 1732 states and 2730 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:12,163 INFO L93 Difference]: Finished difference Result 4226 states and 6789 transitions. [2024-11-06 23:42:12,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:12,164 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 188 [2024-11-06 23:42:12,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:12,176 INFO L225 Difference]: With dead ends: 4226 [2024-11-06 23:42:12,176 INFO L226 Difference]: Without dead ends: 2692 [2024-11-06 23:42:12,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:12,180 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 1946 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 1886 mSolverCounterSat, 812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1964 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 2698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 812 IncrementalHoareTripleChecker+Valid, 1886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:12,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1964 Valid, 1358 Invalid, 2698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [812 Valid, 1886 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-06 23:42:12,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2692 states. [2024-11-06 23:42:12,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2692 to 2541. [2024-11-06 23:42:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2541 states, 2098 states have (on average 1.5390848427073403) internal successors, (3229), 2113 states have internal predecessors, (3229), 394 states have call successors, (394), 44 states have call predecessors, (394), 48 states have return successors, (425), 392 states have call predecessors, (425), 393 states have call successors, (425) [2024-11-06 23:42:12,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2541 states and 4048 transitions. [2024-11-06 23:42:12,319 INFO L78 Accepts]: Start accepts. Automaton has 2541 states and 4048 transitions. Word has length 188 [2024-11-06 23:42:12,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:12,319 INFO L471 AbstractCegarLoop]: Abstraction has 2541 states and 4048 transitions. [2024-11-06 23:42:12,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 4048 transitions. [2024-11-06 23:42:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-06 23:42:12,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:12,327 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:12,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-06 23:42:12,327 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:12,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:12,328 INFO L85 PathProgramCache]: Analyzing trace with hash -696887714, now seen corresponding path program 1 times [2024-11-06 23:42:12,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:12,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397075844] [2024-11-06 23:42:12,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:12,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:12,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:42:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:42:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:42:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:42:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:42:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-06 23:42:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-06 23:42:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:12,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:12,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397075844] [2024-11-06 23:42:12,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397075844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:12,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:12,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:12,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450079091] [2024-11-06 23:42:12,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:12,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:12,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:12,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:12,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:12,461 INFO L87 Difference]: Start difference. First operand 2541 states and 4048 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:14,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:14,243 INFO L93 Difference]: Finished difference Result 6125 states and 9946 transitions. [2024-11-06 23:42:14,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:14,243 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 196 [2024-11-06 23:42:14,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:14,258 INFO L225 Difference]: With dead ends: 6125 [2024-11-06 23:42:14,258 INFO L226 Difference]: Without dead ends: 3939 [2024-11-06 23:42:14,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:14,263 INFO L432 NwaCegarLoop]: 286 mSDtfsCounter, 1972 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1859 mSolverCounterSat, 837 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 1357 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 837 IncrementalHoareTripleChecker+Valid, 1859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:14,263 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1990 Valid, 1357 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [837 Valid, 1859 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:14,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2024-11-06 23:42:14,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3788. [2024-11-06 23:42:14,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3788 states, 3183 states have (on average 1.5497957901350927) internal successors, (4933), 3198 states have internal predecessors, (4933), 556 states have call successors, (556), 44 states have call predecessors, (556), 48 states have return successors, (603), 554 states have call predecessors, (603), 555 states have call successors, (603) [2024-11-06 23:42:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 3788 states and 6092 transitions. [2024-11-06 23:42:14,446 INFO L78 Accepts]: Start accepts. Automaton has 3788 states and 6092 transitions. Word has length 196 [2024-11-06 23:42:14,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:14,449 INFO L471 AbstractCegarLoop]: Abstraction has 3788 states and 6092 transitions. [2024-11-06 23:42:14,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:14,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 6092 transitions. [2024-11-06 23:42:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-06 23:42:14,458 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:14,458 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:14,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-06 23:42:14,459 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:14,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:14,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1249447415, now seen corresponding path program 1 times [2024-11-06 23:42:14,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:14,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542029775] [2024-11-06 23:42:14,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:14,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:14,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-06 23:42:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:42:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:42:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-06 23:42:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:42:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-06 23:42:14,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-06 23:42:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:14,594 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:14,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:14,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542029775] [2024-11-06 23:42:14,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542029775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:14,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:14,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:14,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867758886] [2024-11-06 23:42:14,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:14,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:14,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:14,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:14,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:14,595 INFO L87 Difference]: Start difference. First operand 3788 states and 6092 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:16,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:16,363 INFO L93 Difference]: Finished difference Result 9127 states and 14955 transitions. [2024-11-06 23:42:16,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:16,364 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 197 [2024-11-06 23:42:16,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:16,390 INFO L225 Difference]: With dead ends: 9127 [2024-11-06 23:42:16,390 INFO L226 Difference]: Without dead ends: 5953 [2024-11-06 23:42:16,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:16,400 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1968 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 800 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1987 SdHoareTripleChecker+Valid, 1356 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 800 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:16,400 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1987 Valid, 1356 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [800 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:16,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5953 states. [2024-11-06 23:42:16,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5953 to 5802. [2024-11-06 23:42:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5802 states, 4952 states have (on average 1.5587641357027464) internal successors, (7719), 4967 states have internal predecessors, (7719), 801 states have call successors, (801), 44 states have call predecessors, (801), 48 states have return successors, (874), 799 states have call predecessors, (874), 800 states have call successors, (874) [2024-11-06 23:42:16,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5802 states to 5802 states and 9394 transitions. [2024-11-06 23:42:16,628 INFO L78 Accepts]: Start accepts. Automaton has 5802 states and 9394 transitions. Word has length 197 [2024-11-06 23:42:16,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:16,629 INFO L471 AbstractCegarLoop]: Abstraction has 5802 states and 9394 transitions. [2024-11-06 23:42:16,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 5802 states and 9394 transitions. [2024-11-06 23:42:16,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-06 23:42:16,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:16,641 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:16,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-06 23:42:16,641 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:16,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:16,642 INFO L85 PathProgramCache]: Analyzing trace with hash -217344215, now seen corresponding path program 1 times [2024-11-06 23:42:16,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:16,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134467258] [2024-11-06 23:42:16,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:16,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:16,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:16,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-06 23:42:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:42:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:42:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-06 23:42:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-06 23:42:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-06 23:42:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-06 23:42:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:16,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:16,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134467258] [2024-11-06 23:42:16,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134467258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:16,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:16,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:16,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128221395] [2024-11-06 23:42:16,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:16,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:16,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:16,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:16,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:16,788 INFO L87 Difference]: Start difference. First operand 5802 states and 9394 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:18,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:18,580 INFO L93 Difference]: Finished difference Result 14120 states and 23253 transitions. [2024-11-06 23:42:18,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:18,580 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 198 [2024-11-06 23:42:18,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:18,611 INFO L225 Difference]: With dead ends: 14120 [2024-11-06 23:42:18,611 INFO L226 Difference]: Without dead ends: 9328 [2024-11-06 23:42:18,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:18,622 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 1963 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 1912 mSolverCounterSat, 805 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1982 SdHoareTripleChecker+Valid, 1425 SdHoareTripleChecker+Invalid, 2717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 805 IncrementalHoareTripleChecker+Valid, 1912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:18,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1982 Valid, 1425 Invalid, 2717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [805 Valid, 1912 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:18,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9328 states. [2024-11-06 23:42:18,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9328 to 9177. [2024-11-06 23:42:18,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9177 states, 7834 states have (on average 1.5564207301506254) internal successors, (12193), 7849 states have internal predecessors, (12193), 1294 states have call successors, (1294), 44 states have call predecessors, (1294), 48 states have return successors, (1411), 1292 states have call predecessors, (1411), 1293 states have call successors, (1411) [2024-11-06 23:42:18,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9177 states to 9177 states and 14898 transitions. [2024-11-06 23:42:18,979 INFO L78 Accepts]: Start accepts. Automaton has 9177 states and 14898 transitions. Word has length 198 [2024-11-06 23:42:18,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:18,979 INFO L471 AbstractCegarLoop]: Abstraction has 9177 states and 14898 transitions. [2024-11-06 23:42:18,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand 9177 states and 14898 transitions. [2024-11-06 23:42:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-06 23:42:18,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:18,996 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:18,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-06 23:42:18,996 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:18,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:18,997 INFO L85 PathProgramCache]: Analyzing trace with hash 2101561875, now seen corresponding path program 1 times [2024-11-06 23:42:18,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:18,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434357302] [2024-11-06 23:42:18,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:18,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:42:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:42:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-06 23:42:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-06 23:42:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-06 23:42:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-06 23:42:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:19,155 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:19,155 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:19,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434357302] [2024-11-06 23:42:19,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434357302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:19,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:19,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:19,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421337245] [2024-11-06 23:42:19,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:19,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:19,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:19,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:19,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:19,157 INFO L87 Difference]: Start difference. First operand 9177 states and 14898 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:21,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:21,034 INFO L93 Difference]: Finished difference Result 23073 states and 38129 transitions. [2024-11-06 23:42:21,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:21,034 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 192 [2024-11-06 23:42:21,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:21,096 INFO L225 Difference]: With dead ends: 23073 [2024-11-06 23:42:21,096 INFO L226 Difference]: Without dead ends: 15402 [2024-11-06 23:42:21,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:21,122 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1959 mSDsluCounter, 1076 mSDsCounter, 0 mSdLazyCounter, 1880 mSolverCounterSat, 823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1978 SdHoareTripleChecker+Valid, 1363 SdHoareTripleChecker+Invalid, 2703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 1880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:21,122 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1978 Valid, 1363 Invalid, 2703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 1880 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:21,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15402 states. [2024-11-06 23:42:21,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15402 to 15251. [2024-11-06 23:42:21,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15251 states, 13086 states have (on average 1.5623567171022468) internal successors, (20445), 13101 states have internal predecessors, (20445), 2116 states have call successors, (2116), 44 states have call predecessors, (2116), 48 states have return successors, (2311), 2114 states have call predecessors, (2311), 2115 states have call successors, (2311) [2024-11-06 23:42:21,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15251 states to 15251 states and 24872 transitions. [2024-11-06 23:42:21,722 INFO L78 Accepts]: Start accepts. Automaton has 15251 states and 24872 transitions. Word has length 192 [2024-11-06 23:42:21,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:21,723 INFO L471 AbstractCegarLoop]: Abstraction has 15251 states and 24872 transitions. [2024-11-06 23:42:21,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:21,723 INFO L276 IsEmpty]: Start isEmpty. Operand 15251 states and 24872 transitions. [2024-11-06 23:42:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-06 23:42:21,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:21,739 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:21,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-06 23:42:21,740 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:21,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:21,740 INFO L85 PathProgramCache]: Analyzing trace with hash 250097231, now seen corresponding path program 1 times [2024-11-06 23:42:21,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:21,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980310168] [2024-11-06 23:42:21,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:21,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:21,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:21,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:21,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-06 23:42:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:42:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:42:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:42:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-06 23:42:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-06 23:42:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:21,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:21,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980310168] [2024-11-06 23:42:21,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980310168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:21,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:21,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:21,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049292007] [2024-11-06 23:42:21,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:21,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:21,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:21,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:21,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:21,941 INFO L87 Difference]: Start difference. First operand 15251 states and 24872 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:24,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:24,004 INFO L93 Difference]: Finished difference Result 36882 states and 60513 transitions. [2024-11-06 23:42:24,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:24,007 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 193 [2024-11-06 23:42:24,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:24,093 INFO L225 Difference]: With dead ends: 36882 [2024-11-06 23:42:24,093 INFO L226 Difference]: Without dead ends: 24271 [2024-11-06 23:42:24,123 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:24,125 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 1979 mSDsluCounter, 1063 mSDsCounter, 0 mSdLazyCounter, 1873 mSolverCounterSat, 825 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1998 SdHoareTripleChecker+Valid, 1360 SdHoareTripleChecker+Invalid, 2698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 825 IncrementalHoareTripleChecker+Valid, 1873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:24,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1998 Valid, 1360 Invalid, 2698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [825 Valid, 1873 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24271 states. [2024-11-06 23:42:25,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24271 to 24120. [2024-11-06 23:42:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24120 states, 20752 states have (on average 1.5354182729375483) internal successors, (31863), 20767 states have internal predecessors, (31863), 3319 states have call successors, (3319), 44 states have call predecessors, (3319), 48 states have return successors, (3658), 3317 states have call predecessors, (3658), 3318 states have call successors, (3658) [2024-11-06 23:42:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24120 states to 24120 states and 38840 transitions. [2024-11-06 23:42:25,176 INFO L78 Accepts]: Start accepts. Automaton has 24120 states and 38840 transitions. Word has length 193 [2024-11-06 23:42:25,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:25,178 INFO L471 AbstractCegarLoop]: Abstraction has 24120 states and 38840 transitions. [2024-11-06 23:42:25,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:25,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24120 states and 38840 transitions. [2024-11-06 23:42:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-06 23:42:25,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:25,205 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:25,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-06 23:42:25,205 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:25,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:25,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1337243141, now seen corresponding path program 1 times [2024-11-06 23:42:25,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:25,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417848687] [2024-11-06 23:42:25,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:25,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:25,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:42:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:42:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:42:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-06 23:42:25,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-06 23:42:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-06 23:42:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:25,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:25,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417848687] [2024-11-06 23:42:25,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417848687] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:25,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:25,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:25,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096458385] [2024-11-06 23:42:25,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:25,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:25,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:25,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:25,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:25,363 INFO L87 Difference]: Start difference. First operand 24120 states and 38840 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:27,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:27,965 INFO L93 Difference]: Finished difference Result 63735 states and 104201 transitions. [2024-11-06 23:42:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:27,965 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 194 [2024-11-06 23:42:27,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:28,124 INFO L225 Difference]: With dead ends: 63735 [2024-11-06 23:42:28,124 INFO L226 Difference]: Without dead ends: 43067 [2024-11-06 23:42:28,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:28,168 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1960 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1871 mSolverCounterSat, 819 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1979 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 819 IncrementalHoareTripleChecker+Valid, 1871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:28,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1979 Valid, 1358 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [819 Valid, 1871 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:42:28,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43067 states. [2024-11-06 23:42:29,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43067 to 42916. [2024-11-06 23:42:29,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42916 states, 37098 states have (on average 1.5354736104372204) internal successors, (56963), 37113 states have internal predecessors, (56963), 5769 states have call successors, (5769), 44 states have call predecessors, (5769), 48 states have return successors, (6382), 5767 states have call predecessors, (6382), 5768 states have call successors, (6382) [2024-11-06 23:42:29,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42916 states to 42916 states and 69114 transitions. [2024-11-06 23:42:29,738 INFO L78 Accepts]: Start accepts. Automaton has 42916 states and 69114 transitions. Word has length 194 [2024-11-06 23:42:29,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:29,739 INFO L471 AbstractCegarLoop]: Abstraction has 42916 states and 69114 transitions. [2024-11-06 23:42:29,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 42916 states and 69114 transitions. [2024-11-06 23:42:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-06 23:42:29,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:29,767 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:29,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-06 23:42:29,768 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:29,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:29,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1548774334, now seen corresponding path program 1 times [2024-11-06 23:42:29,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:29,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553027153] [2024-11-06 23:42:29,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:29,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:42:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-06 23:42:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:42:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-06 23:42:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-06 23:42:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-06 23:42:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:29,922 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:29,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:29,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553027153] [2024-11-06 23:42:29,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553027153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:29,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:29,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:29,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603593945] [2024-11-06 23:42:29,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:29,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:29,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:29,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:29,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:29,924 INFO L87 Difference]: Start difference. First operand 42916 states and 69114 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:33,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:33,760 INFO L93 Difference]: Finished difference Result 116397 states and 190155 transitions. [2024-11-06 23:42:33,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:33,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 195 [2024-11-06 23:42:33,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:33,996 INFO L225 Difference]: With dead ends: 116397 [2024-11-06 23:42:33,997 INFO L226 Difference]: Without dead ends: 78109 [2024-11-06 23:42:34,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:34,094 INFO L432 NwaCegarLoop]: 298 mSDtfsCounter, 1952 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 823 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1970 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 2741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:34,094 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1970 Valid, 1395 Invalid, 2741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-06 23:42:34,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78109 states. [2024-11-06 23:42:36,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78109 to 77958. [2024-11-06 23:42:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77958 states, 67627 states have (on average 1.5391042039422125) internal successors, (104085), 67642 states have internal predecessors, (104085), 10282 states have call successors, (10282), 44 states have call predecessors, (10282), 48 states have return successors, (11427), 10280 states have call predecessors, (11427), 10281 states have call successors, (11427) [2024-11-06 23:42:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77958 states to 77958 states and 125794 transitions. [2024-11-06 23:42:36,668 INFO L78 Accepts]: Start accepts. Automaton has 77958 states and 125794 transitions. Word has length 195 [2024-11-06 23:42:36,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:42:36,668 INFO L471 AbstractCegarLoop]: Abstraction has 77958 states and 125794 transitions. [2024-11-06 23:42:36,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:42:36,669 INFO L276 IsEmpty]: Start isEmpty. Operand 77958 states and 125794 transitions. [2024-11-06 23:42:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-06 23:42:37,075 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:42:37,075 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:42:37,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-06 23:42:37,075 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:42:37,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:42:37,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1807644848, now seen corresponding path program 1 times [2024-11-06 23:42:37,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:42:37,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006253602] [2024-11-06 23:42:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:42:37,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:42:37,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:42:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:42:37,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:42:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:42:37,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:42:37,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:42:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:42:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:42:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:42:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:42:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:42:37,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:42:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:42:37,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:42:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:42:37,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:42:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:42:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:42:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:42:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-06 23:42:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-06 23:42:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-11-06 23:42:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:42:37,248 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:42:37,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:42:37,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006253602] [2024-11-06 23:42:37,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006253602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:42:37,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:42:37,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:42:37,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679168269] [2024-11-06 23:42:37,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:42:37,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:42:37,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:42:37,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:42:37,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:42:37,249 INFO L87 Difference]: Start difference. First operand 77958 states and 125794 transitions. Second operand has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:42:41,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:42:41,283 INFO L93 Difference]: Finished difference Result 145858 states and 239416 transitions. [2024-11-06 23:42:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:42:41,284 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.571428571428573) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 203 [2024-11-06 23:42:41,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:42:41,929 INFO L225 Difference]: With dead ends: 145858 [2024-11-06 23:42:41,930 INFO L226 Difference]: Without dead ends: 145534 [2024-11-06 23:42:41,977 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:42:41,977 INFO L432 NwaCegarLoop]: 296 mSDtfsCounter, 1974 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 831 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1992 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 2696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 831 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-06 23:42:41,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1992 Valid, 1398 Invalid, 2696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [831 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-06 23:42:42,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145534 states.