./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec6_product34.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_spec6_product34.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', '4c8df6e468eecbce541189806946dc0233fe629a6f2a971a54d2c5d7914e97b3'] 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_spec6_product34.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 4c8df6e468eecbce541189806946dc0233fe629a6f2a971a54d2c5d7914e97b3 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 23:36:36,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 23:36:36,598 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-06 23:36:36,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 23:36:36,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 23:36:36,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 23:36:36,635 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 23:36:36,636 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 23:36:36,636 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 23:36:36,636 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 23:36:36,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 23:36:36,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 23:36:36,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 23:36:36,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 23:36:36,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 23:36:36,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 23:36:36,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 23:36:36,640 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 23:36:36,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 23:36:36,640 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 23:36:36,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:36:36,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 23:36:36,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 23:36:36,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 23:36:36,641 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-06 23:36:36,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-06 23:36:36,641 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 23:36:36,641 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 23:36:36,642 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 23:36:36,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 23:36:36,642 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 -> 4c8df6e468eecbce541189806946dc0233fe629a6f2a971a54d2c5d7914e97b3 [2024-11-06 23:36:36,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 23:36:36,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 23:36:36,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 23:36:36,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 23:36:36,963 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 23:36:36,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec6_product34.cil.c [2024-11-06 23:36:38,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 23:36:38,540 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 23:36:38,542 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec6_product34.cil.c [2024-11-06 23:36:38,569 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0fcd4bfdf/98c025f623644cf5bd4970158c8aebc1/FLAGc2c1281a0 [2024-11-06 23:36:38,791 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0fcd4bfdf/98c025f623644cf5bd4970158c8aebc1 [2024-11-06 23:36:38,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 23:36:38,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 23:36:38,796 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 23:36:38,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 23:36:38,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 23:36:38,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:36:38" (1/1) ... [2024-11-06 23:36:38,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@635909f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:38, skipping insertion in model container [2024-11-06 23:36:38,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:36:38" (1/1) ... [2024-11-06 23:36:38,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 23:36:39,161 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_spec6_product34.cil.c[11485,11498] [2024-11-06 23:36:39,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:36:39,375 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 23:36:39,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2024-11-06 23:36:39,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptDecrypt_spec.i","") [97] [2024-11-06 23:36:39,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [150] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [578] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [595] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [604] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [970] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [1369] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1504] [2024-11-06 23:36:39,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2576] [2024-11-06 23:36:39,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2875] [2024-11-06 23:36:39,421 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_spec6_product34.cil.c[11485,11498] [2024-11-06 23:36:39,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:36:39,567 INFO L204 MainTranslator]: Completed translation [2024-11-06 23:36:39,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39 WrapperNode [2024-11-06 23:36:39,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 23:36:39,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 23:36:39,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 23:36:39,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 23:36:39,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,700 INFO L138 Inliner]: procedures = 135, calls = 224, calls flagged for inlining = 63, calls inlined = 60, statements flattened = 1130 [2024-11-06 23:36:39,700 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 23:36:39,701 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 23:36:39,701 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 23:36:39,701 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 23:36:39,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,723 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,768 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 23:36:39,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,837 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 23:36:39,838 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 23:36:39,838 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 23:36:39,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 23:36:39,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (1/1) ... [2024-11-06 23:36:39,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:36:39,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:39,874 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 23:36:39,876 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 23:36:39,904 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-06 23:36:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-06 23:36:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-06 23:36:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-06 23:36:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-06 23:36:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-06 23:36:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-06 23:36:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-06 23:36:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-06 23:36:39,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-06 23:36:39,905 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-06 23:36:39,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-06 23:36:39,906 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-06 23:36:39,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-06 23:36:39,907 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-06 23:36:39,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-06 23:36:39,907 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-06 23:36:39,907 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-06 23:36:39,907 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-06 23:36:39,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-06 23:36:39,907 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-06 23:36:39,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-06 23:36:39,907 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-06 23:36:39,907 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-06 23:36:39,908 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-06 23:36:39,908 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-06 23:36:39,909 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2024-11-06 23:36:39,909 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-06 23:36:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-06 23:36:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-06 23:36:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-06 23:36:39,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-06 23:36:39,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-06 23:36:39,912 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-06 23:36:39,912 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-06 23:36:39,912 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-06 23:36:39,912 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-06 23:36:39,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 23:36:39,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 23:36:40,152 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 23:36:40,155 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 23:36:41,234 INFO L? ?]: Removed 588 outVars from TransFormulas that were not future-live. [2024-11-06 23:36:41,234 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 23:36:41,257 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 23:36:41,258 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 23:36:41,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:36:41 BoogieIcfgContainer [2024-11-06 23:36:41,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 23:36:41,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 23:36:41,260 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 23:36:41,265 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 23:36:41,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:36:38" (1/3) ... [2024-11-06 23:36:41,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0bd92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:36:41, skipping insertion in model container [2024-11-06 23:36:41,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:36:39" (2/3) ... [2024-11-06 23:36:41,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c0bd92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:36:41, skipping insertion in model container [2024-11-06 23:36:41,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:36:41" (3/3) ... [2024-11-06 23:36:41,268 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec6_product34.cil.c [2024-11-06 23:36:41,282 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 23:36:41,282 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 23:36:41,346 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 23:36:41,356 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;@2c772551, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 23:36:41,359 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 23:36:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand has 452 states, 349 states have (on average 1.5329512893982808) internal successors, (535), 354 states have internal predecessors, (535), 73 states have call successors, (73), 28 states have call predecessors, (73), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-06 23:36:41,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-06 23:36:41,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:41,381 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:36:41,382 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:41,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash 379010255, now seen corresponding path program 1 times [2024-11-06 23:36:41,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:41,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483874419] [2024-11-06 23:36:41,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:41,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-06 23:36:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-06 23:36:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-06 23:36:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-06 23:36:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-06 23:36:42,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:36:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-06 23:36:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-06 23:36:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:36:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-06 23:36:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:36:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-06 23:36:42,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-06 23:36:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-06 23:36:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:36:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-06 23:36:42,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:42,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483874419] [2024-11-06 23:36:42,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483874419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:36:42,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1988787347] [2024-11-06 23:36:42,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:42,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:42,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:42,316 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 23:36:42,319 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 23:36:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:42,759 INFO L255 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 23:36:42,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:36:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-06 23:36:42,801 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:36:42,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1988787347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:42,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:36:42,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 9 [2024-11-06 23:36:42,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868130782] [2024-11-06 23:36:42,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:42,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 23:36:42,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:42,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 23:36:42,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:36:42,827 INFO L87 Difference]: Start difference. First operand has 452 states, 349 states have (on average 1.5329512893982808) internal successors, (535), 354 states have internal predecessors, (535), 73 states have call successors, (73), 28 states have call predecessors, (73), 28 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:36:42,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:42,898 INFO L93 Difference]: Finished difference Result 711 states and 1052 transitions. [2024-11-06 23:36:42,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 23:36:42,900 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 135 [2024-11-06 23:36:42,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:42,914 INFO L225 Difference]: With dead ends: 711 [2024-11-06 23:36:42,914 INFO L226 Difference]: Without dead ends: 445 [2024-11-06 23:36:42,920 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:36:42,924 INFO L432 NwaCegarLoop]: 677 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:42,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:36:42,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2024-11-06 23:36:42,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 445. [2024-11-06 23:36:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 343 states have (on average 1.5276967930029155) internal successors, (524), 347 states have internal predecessors, (524), 73 states have call successors, (73), 28 states have call predecessors, (73), 28 states have return successors, (72), 71 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-06 23:36:42,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 669 transitions. [2024-11-06 23:36:42,994 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 669 transitions. Word has length 135 [2024-11-06 23:36:42,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:42,996 INFO L471 AbstractCegarLoop]: Abstraction has 445 states and 669 transitions. [2024-11-06 23:36:42,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:36:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 669 transitions. [2024-11-06 23:36:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-06 23:36:43,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:43,005 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:36:43,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 23:36:43,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-06 23:36:43,209 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:43,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:43,210 INFO L85 PathProgramCache]: Analyzing trace with hash 225384901, now seen corresponding path program 1 times [2024-11-06 23:36:43,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:43,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492370055] [2024-11-06 23:36:43,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:43,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:43,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-06 23:36:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-06 23:36:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-06 23:36:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-06 23:36:43,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-06 23:36:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-06 23:36:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-06 23:36:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-06 23:36:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:36:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-06 23:36:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-06 23:36:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-06 23:36:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-06 23:36:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:36:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:36:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:43,643 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-06 23:36:43,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:43,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492370055] [2024-11-06 23:36:43,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492370055] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:36:43,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674530654] [2024-11-06 23:36:43,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:43,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:43,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:43,651 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 23:36:43,653 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 23:36:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,033 INFO L255 TraceCheckSpWp]: Trace formula consists of 1221 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 23:36:44,038 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:36:44,074 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-06 23:36:44,075 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:36:44,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674530654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:44,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:36:44,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-06 23:36:44,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918026480] [2024-11-06 23:36:44,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:44,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:36:44,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:44,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:36:44,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 23:36:44,080 INFO L87 Difference]: Start difference. First operand 445 states and 669 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:36:44,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:44,142 INFO L93 Difference]: Finished difference Result 701 states and 1030 transitions. [2024-11-06 23:36:44,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:36:44,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 136 [2024-11-06 23:36:44,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:44,147 INFO L225 Difference]: With dead ends: 701 [2024-11-06 23:36:44,147 INFO L226 Difference]: Without dead ends: 448 [2024-11-06 23:36:44,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 23:36:44,149 INFO L432 NwaCegarLoop]: 667 mSDtfsCounter, 1 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1332 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 23:36:44,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1332 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:36:44,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2024-11-06 23:36:44,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 447. [2024-11-06 23:36:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 447 states, 345 states have (on average 1.5246376811594202) internal successors, (526), 349 states have internal predecessors, (526), 73 states have call successors, (73), 28 states have call predecessors, (73), 28 states have return successors, (72), 71 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-06 23:36:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 671 transitions. [2024-11-06 23:36:44,182 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 671 transitions. Word has length 136 [2024-11-06 23:36:44,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:44,183 INFO L471 AbstractCegarLoop]: Abstraction has 447 states and 671 transitions. [2024-11-06 23:36:44,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:36:44,183 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 671 transitions. [2024-11-06 23:36:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-06 23:36:44,186 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:44,186 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:36:44,206 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 23:36:44,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:44,387 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:44,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:44,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1452186655, now seen corresponding path program 1 times [2024-11-06 23:36:44,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:44,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244200631] [2024-11-06 23:36:44,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:44,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-06 23:36:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-06 23:36:44,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-06 23:36:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-06 23:36:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-06 23:36:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-06 23:36:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-06 23:36:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:36:44,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-06 23:36:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-06 23:36:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:36:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-06 23:36:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-06 23:36:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:36:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:36:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:36:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:36:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:36:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:44,766 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-06 23:36:44,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:44,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244200631] [2024-11-06 23:36:44,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244200631] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:36:44,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1136250413] [2024-11-06 23:36:44,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:44,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:44,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:44,770 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 23:36:44,772 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 23:36:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 1311 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:36:45,147 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:36:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-06 23:36:45,181 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:36:45,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1136250413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:45,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:36:45,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-06 23:36:45,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323462813] [2024-11-06 23:36:45,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:45,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:36:45,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:45,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:36:45,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 23:36:45,185 INFO L87 Difference]: Start difference. First operand 447 states and 671 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:36:45,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:45,233 INFO L93 Difference]: Finished difference Result 942 states and 1434 transitions. [2024-11-06 23:36:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:36:45,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 161 [2024-11-06 23:36:45,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:45,239 INFO L225 Difference]: With dead ends: 942 [2024-11-06 23:36:45,239 INFO L226 Difference]: Without dead ends: 522 [2024-11-06 23:36:45,243 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 23:36:45,246 INFO L432 NwaCegarLoop]: 685 mSDtfsCounter, 134 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1307 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 23:36:45,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1307 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:36:45,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-06 23:36:45,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 514. [2024-11-06 23:36:45,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 398 states have (on average 1.5452261306532664) internal successors, (615), 402 states have internal predecessors, (615), 87 states have call successors, (87), 28 states have call predecessors, (87), 28 states have return successors, (86), 85 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-06 23:36:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 788 transitions. [2024-11-06 23:36:45,282 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 788 transitions. Word has length 161 [2024-11-06 23:36:45,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:45,283 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 788 transitions. [2024-11-06 23:36:45,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:36:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 788 transitions. [2024-11-06 23:36:45,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-06 23:36:45,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:45,289 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:36:45,308 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 23:36:45,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:45,490 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:45,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:45,490 INFO L85 PathProgramCache]: Analyzing trace with hash 653960982, now seen corresponding path program 1 times [2024-11-06 23:36:45,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:45,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014483170] [2024-11-06 23:36:45,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:45,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:45,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-06 23:36:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-06 23:36:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-06 23:36:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-06 23:36:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-06 23:36:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-06 23:36:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-06 23:36:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-06 23:36:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:36:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-06 23:36:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-06 23:36:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-06 23:36:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:36:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:36:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:36:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-06 23:36:45,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:45,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014483170] [2024-11-06 23:36:45,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014483170] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:36:45,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [812287541] [2024-11-06 23:36:45,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:45,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:45,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:45,762 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 23:36:45,763 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 23:36:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,085 INFO L255 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-06 23:36:46,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:36:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-06 23:36:46,160 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:36:46,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [812287541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:46,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:36:46,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-06 23:36:46,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339225234] [2024-11-06 23:36:46,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:46,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 23:36:46,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:46,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 23:36:46,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:36:46,164 INFO L87 Difference]: Start difference. First operand 514 states and 788 transitions. Second operand has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:46,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:46,242 INFO L93 Difference]: Finished difference Result 1019 states and 1566 transitions. [2024-11-06 23:36:46,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 23:36:46,242 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 143 [2024-11-06 23:36:46,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:46,249 INFO L225 Difference]: With dead ends: 1019 [2024-11-06 23:36:46,249 INFO L226 Difference]: Without dead ends: 516 [2024-11-06 23:36:46,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:36:46,254 INFO L432 NwaCegarLoop]: 661 mSDtfsCounter, 2 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2633 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:46,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2633 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:36:46,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2024-11-06 23:36:46,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 516. [2024-11-06 23:36:46,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 516 states, 399 states have (on average 1.543859649122807) internal successors, (616), 404 states have internal predecessors, (616), 87 states have call successors, (87), 28 states have call predecessors, (87), 29 states have return successors, (88), 85 states have call predecessors, (88), 86 states have call successors, (88) [2024-11-06 23:36:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 791 transitions. [2024-11-06 23:36:46,305 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 791 transitions. Word has length 143 [2024-11-06 23:36:46,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:46,305 INFO L471 AbstractCegarLoop]: Abstraction has 516 states and 791 transitions. [2024-11-06 23:36:46,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.75) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:46,305 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 791 transitions. [2024-11-06 23:36:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-06 23:36:46,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:46,308 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:36:46,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 23:36:46,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:46,509 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:46,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:46,510 INFO L85 PathProgramCache]: Analyzing trace with hash -555686762, now seen corresponding path program 1 times [2024-11-06 23:36:46,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:46,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631768871] [2024-11-06 23:36:46,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:46,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:36:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-06 23:36:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-06 23:36:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-06 23:36:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:36:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-06 23:36:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-06 23:36:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-06 23:36:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:36:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:36:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-06 23:36:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-06 23:36:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-06 23:36:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-06 23:36:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-06 23:36:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-06 23:36:46,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:46,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631768871] [2024-11-06 23:36:46,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631768871] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:36:46,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115261381] [2024-11-06 23:36:46,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:46,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:46,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:36:46,830 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 23:36:46,831 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 23:36:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,185 INFO L255 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 23:36:47,190 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:36:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-06 23:36:47,261 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:36:47,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115261381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:47,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:36:47,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2024-11-06 23:36:47,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855564304] [2024-11-06 23:36:47,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:47,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 23:36:47,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:47,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 23:36:47,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-06 23:36:47,264 INFO L87 Difference]: Start difference. First operand 516 states and 791 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:47,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:47,339 INFO L93 Difference]: Finished difference Result 1021 states and 1571 transitions. [2024-11-06 23:36:47,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 23:36:47,340 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 144 [2024-11-06 23:36:47,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:47,344 INFO L225 Difference]: With dead ends: 1021 [2024-11-06 23:36:47,344 INFO L226 Difference]: Without dead ends: 518 [2024-11-06 23:36:47,346 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2024-11-06 23:36:47,347 INFO L432 NwaCegarLoop]: 659 mSDtfsCounter, 2 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2619 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:47,347 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2619 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:36:47,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-06 23:36:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 518. [2024-11-06 23:36:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 400 states have (on average 1.5425) internal successors, (617), 406 states have internal predecessors, (617), 87 states have call successors, (87), 28 states have call predecessors, (87), 30 states have return successors, (93), 85 states have call predecessors, (93), 86 states have call successors, (93) [2024-11-06 23:36:47,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 797 transitions. [2024-11-06 23:36:47,374 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 797 transitions. Word has length 144 [2024-11-06 23:36:47,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:47,374 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 797 transitions. [2024-11-06 23:36:47,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 3 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:47,374 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 797 transitions. [2024-11-06 23:36:47,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-06 23:36:47,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:47,378 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:36:47,397 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 23:36:47,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:36:47,579 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:47,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:47,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1480653933, now seen corresponding path program 1 times [2024-11-06 23:36:47,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:47,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231920782] [2024-11-06 23:36:47,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:47,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:36:47,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:36:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:36:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-06 23:36:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-06 23:36:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-06 23:36:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-06 23:36:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-06 23:36:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:36:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:36:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-06 23:36:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-06 23:36:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:36:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-06 23:36:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-06 23:36:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:47,857 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-06 23:36:47,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:47,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231920782] [2024-11-06 23:36:47,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231920782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:47,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:36:47,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-06 23:36:47,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420110605] [2024-11-06 23:36:47,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:47,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-06 23:36:47,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:47,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-06 23:36:47,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:36:47,859 INFO L87 Difference]: Start difference. First operand 518 states and 797 transitions. Second operand has 9 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:50,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:50,792 INFO L93 Difference]: Finished difference Result 1222 states and 1896 transitions. [2024-11-06 23:36:50,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 23:36:50,793 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) Word has length 145 [2024-11-06 23:36:50,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:50,799 INFO L225 Difference]: With dead ends: 1222 [2024-11-06 23:36:50,799 INFO L226 Difference]: Without dead ends: 727 [2024-11-06 23:36:50,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:36:50,801 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 1511 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 3449 mSolverCounterSat, 521 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 3970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 521 IncrementalHoareTripleChecker+Valid, 3449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:50,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1512 Valid, 1337 Invalid, 3970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [521 Valid, 3449 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-06 23:36:50,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 727 states. [2024-11-06 23:36:50,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 727 to 518. [2024-11-06 23:36:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 400 states have (on average 1.5425) internal successors, (617), 406 states have internal predecessors, (617), 87 states have call successors, (87), 28 states have call predecessors, (87), 30 states have return successors, (92), 85 states have call predecessors, (92), 86 states have call successors, (92) [2024-11-06 23:36:50,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 796 transitions. [2024-11-06 23:36:50,856 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 796 transitions. Word has length 145 [2024-11-06 23:36:50,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:50,857 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 796 transitions. [2024-11-06 23:36:50,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (18), 2 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:36:50,857 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 796 transitions. [2024-11-06 23:36:50,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-06 23:36:50,860 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:50,860 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:36:50,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-06 23:36:50,861 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:50,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:50,861 INFO L85 PathProgramCache]: Analyzing trace with hash 486457278, now seen corresponding path program 1 times [2024-11-06 23:36:50,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:50,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812030849] [2024-11-06 23:36:50,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:50,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:36:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:36:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-06 23:36:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:36:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-06 23:36:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:36:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-06 23:36:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-06 23:36:51,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:36:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:36:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-06 23:36:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-06 23:36:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:36:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-06 23:36:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:36:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:36:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-06 23:36:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:36:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-06 23:36:51,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:51,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812030849] [2024-11-06 23:36:51,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812030849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:51,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:36:51,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-06 23:36:51,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728925463] [2024-11-06 23:36:51,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:51,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-06 23:36:51,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:51,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-06 23:36:51,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:36:51,137 INFO L87 Difference]: Start difference. First operand 518 states and 796 transitions. Second operand has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-06 23:36:53,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:53,988 INFO L93 Difference]: Finished difference Result 1224 states and 1899 transitions. [2024-11-06 23:36:53,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-06 23:36:53,989 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) Word has length 165 [2024-11-06 23:36:53,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:53,995 INFO L225 Difference]: With dead ends: 1224 [2024-11-06 23:36:53,995 INFO L226 Difference]: Without dead ends: 729 [2024-11-06 23:36:53,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=200, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:36:53,997 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1505 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 3485 mSolverCounterSat, 522 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 1338 SdHoareTripleChecker+Invalid, 4007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 522 IncrementalHoareTripleChecker+Valid, 3485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:53,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1506 Valid, 1338 Invalid, 4007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [522 Valid, 3485 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-06 23:36:53,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2024-11-06 23:36:54,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 520. [2024-11-06 23:36:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 401 states have (on average 1.541147132169576) internal successors, (618), 408 states have internal predecessors, (618), 87 states have call successors, (87), 28 states have call predecessors, (87), 31 states have return successors, (94), 85 states have call predecessors, (94), 86 states have call successors, (94) [2024-11-06 23:36:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 799 transitions. [2024-11-06 23:36:54,059 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 799 transitions. Word has length 165 [2024-11-06 23:36:54,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:54,059 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 799 transitions. [2024-11-06 23:36:54,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 12.125) internal successors, (97), 5 states have internal predecessors, (97), 3 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-06 23:36:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 799 transitions. [2024-11-06 23:36:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-06 23:36:54,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:54,063 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:36:54,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-06 23:36:54,064 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:54,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:54,064 INFO L85 PathProgramCache]: Analyzing trace with hash 861564568, now seen corresponding path program 1 times [2024-11-06 23:36:54,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:54,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110290852] [2024-11-06 23:36:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:54,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:54,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:36:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:36:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:36:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-06 23:36:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-06 23:36:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-06 23:36:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-06 23:36:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-06 23:36:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-06 23:36:54,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-06 23:36:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:36:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:36:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:36:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:36:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-06 23:36:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-06 23:36:54,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:54,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110290852] [2024-11-06 23:36:54,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110290852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:54,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:36:54,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:36:54,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554764828] [2024-11-06 23:36:54,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:54,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:36:54,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:54,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:36:54,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:36:54,312 INFO L87 Difference]: Start difference. First operand 520 states and 799 transitions. Second operand has 12 states, 11 states have (on average 8.545454545454545) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-06 23:36:57,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:36:57,730 INFO L93 Difference]: Finished difference Result 1222 states and 1894 transitions. [2024-11-06 23:36:57,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-06 23:36:57,730 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.545454545454545) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 147 [2024-11-06 23:36:57,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:36:57,736 INFO L225 Difference]: With dead ends: 1222 [2024-11-06 23:36:57,736 INFO L226 Difference]: Without dead ends: 729 [2024-11-06 23:36:57,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:36:57,739 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 1507 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 5907 mSolverCounterSat, 508 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 1856 SdHoareTripleChecker+Invalid, 6415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 508 IncrementalHoareTripleChecker+Valid, 5907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:36:57,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1508 Valid, 1856 Invalid, 6415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [508 Valid, 5907 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-06 23:36:57,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2024-11-06 23:36:57,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 520. [2024-11-06 23:36:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 401 states have (on average 1.541147132169576) internal successors, (618), 408 states have internal predecessors, (618), 87 states have call successors, (87), 28 states have call predecessors, (87), 31 states have return successors, (93), 85 states have call predecessors, (93), 86 states have call successors, (93) [2024-11-06 23:36:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 798 transitions. [2024-11-06 23:36:57,781 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 798 transitions. Word has length 147 [2024-11-06 23:36:57,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:36:57,782 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 798 transitions. [2024-11-06 23:36:57,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.545454545454545) internal successors, (94), 8 states have internal predecessors, (94), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-06 23:36:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 798 transitions. [2024-11-06 23:36:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-06 23:36:57,785 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:36:57,785 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:36:57,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-06 23:36:57,785 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:36:57,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:36:57,786 INFO L85 PathProgramCache]: Analyzing trace with hash 2125771141, now seen corresponding path program 2 times [2024-11-06 23:36:57,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:36:57,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181956607] [2024-11-06 23:36:57,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:36:57,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:36:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:36:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:36:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:36:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:36:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:36:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:57,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:36:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-06 23:36:58,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-06 23:36:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-06 23:36:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-06 23:36:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-06 23:36:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-06 23:36:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-06 23:36:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-06 23:36:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-06 23:36:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:36:58,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:36:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:36:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:36:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-06 23:36:58,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:36:58,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181956607] [2024-11-06 23:36:58,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181956607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:36:58,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:36:58,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:36:58,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155941678] [2024-11-06 23:36:58,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:36:58,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:36:58,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:36:58,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:36:58,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:36:58,058 INFO L87 Difference]: Start difference. First operand 520 states and 798 transitions. Second operand has 12 states, 11 states have (on average 8.636363636363637) internal successors, (95), 8 states have internal predecessors, (95), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-06 23:37:01,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:01,052 INFO L93 Difference]: Finished difference Result 1224 states and 1900 transitions. [2024-11-06 23:37:01,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-06 23:37:01,053 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.636363636363637) internal successors, (95), 8 states have internal predecessors, (95), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 148 [2024-11-06 23:37:01,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:01,057 INFO L225 Difference]: With dead ends: 1224 [2024-11-06 23:37:01,057 INFO L226 Difference]: Without dead ends: 731 [2024-11-06 23:37:01,059 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:37:01,060 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1505 mSDsluCounter, 1646 mSDsCounter, 0 mSdLazyCounter, 5864 mSolverCounterSat, 528 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 1857 SdHoareTripleChecker+Invalid, 6392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 528 IncrementalHoareTripleChecker+Valid, 5864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:01,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1506 Valid, 1857 Invalid, 6392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [528 Valid, 5864 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-06 23:37:01,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2024-11-06 23:37:01,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 522. [2024-11-06 23:37:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 402 states have (on average 1.5398009950248757) internal successors, (619), 410 states have internal predecessors, (619), 87 states have call successors, (87), 28 states have call predecessors, (87), 32 states have return successors, (98), 85 states have call predecessors, (98), 86 states have call successors, (98) [2024-11-06 23:37:01,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 804 transitions. [2024-11-06 23:37:01,098 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 804 transitions. Word has length 148 [2024-11-06 23:37:01,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:01,099 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 804 transitions. [2024-11-06 23:37:01,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.636363636363637) internal successors, (95), 8 states have internal predecessors, (95), 4 states have call successors, (21), 6 states have call predecessors, (21), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-06 23:37:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 804 transitions. [2024-11-06 23:37:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-06 23:37:01,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:01,102 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:37:01,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-06 23:37:01,102 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:01,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:01,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1337394371, now seen corresponding path program 1 times [2024-11-06 23:37:01,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:01,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440713453] [2024-11-06 23:37:01,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:01,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:37:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-06 23:37:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:37:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-06 23:37:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:37:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-06 23:37:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-06 23:37:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-06 23:37:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:37:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:37:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:37:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:37:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:01,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:01,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440713453] [2024-11-06 23:37:01,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440713453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:37:01,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32597157] [2024-11-06 23:37:01,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:01,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:37:01,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:37:01,280 INFO L229 MonitoredProcess]: Starting monitored process 7 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 23:37:01,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-06 23:37:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:01,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 1244 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:37:01,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:37:01,644 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:01,645 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 23:37:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:01,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32597157] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 23:37:01,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-06 23:37:01,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-06 23:37:01,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836564679] [2024-11-06 23:37:01,753 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-06 23:37:01,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 23:37:01,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:01,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 23:37:01,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-06 23:37:01,755 INFO L87 Difference]: Start difference. First operand 522 states and 804 transitions. Second operand has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 23:37:04,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:04,230 INFO L93 Difference]: Finished difference Result 1426 states and 2293 transitions. [2024-11-06 23:37:04,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-06 23:37:04,231 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 149 [2024-11-06 23:37:04,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:04,238 INFO L225 Difference]: With dead ends: 1426 [2024-11-06 23:37:04,239 INFO L226 Difference]: Without dead ends: 1173 [2024-11-06 23:37:04,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 331 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 23:37:04,241 INFO L432 NwaCegarLoop]: 251 mSDtfsCounter, 1900 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 4450 mSolverCounterSat, 686 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1954 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 5136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 686 IncrementalHoareTripleChecker+Valid, 4450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:04,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1954 Valid, 1849 Invalid, 5136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [686 Valid, 4450 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-06 23:37:04,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2024-11-06 23:37:04,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 940. [2024-11-06 23:37:04,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 741 states have (on average 1.6086369770580298) internal successors, (1192), 749 states have internal predecessors, (1192), 166 states have call successors, (166), 28 states have call predecessors, (166), 32 states have return successors, (187), 164 states have call predecessors, (187), 165 states have call successors, (187) [2024-11-06 23:37:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1545 transitions. [2024-11-06 23:37:04,300 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1545 transitions. Word has length 149 [2024-11-06 23:37:04,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:04,301 INFO L471 AbstractCegarLoop]: Abstraction has 940 states and 1545 transitions. [2024-11-06 23:37:04,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.454545454545455) internal successors, (137), 7 states have internal predecessors, (137), 2 states have call successors, (42), 6 states have call predecessors, (42), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 23:37:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1545 transitions. [2024-11-06 23:37:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-06 23:37:04,307 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:04,307 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:04,327 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-06 23:37:04,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-06 23:37:04,508 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:04,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:04,509 INFO L85 PathProgramCache]: Analyzing trace with hash 947018133, now seen corresponding path program 1 times [2024-11-06 23:37:04,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:04,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578000158] [2024-11-06 23:37:04,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:04,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:04,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:37:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:37:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-06 23:37:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-06 23:37:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-06 23:37:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-06 23:37:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-06 23:37:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-06 23:37:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:37:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:37:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:37:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:37:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:37:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:37:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:37:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:04,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:04,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578000158] [2024-11-06 23:37:04,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578000158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:04,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:04,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:04,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718845966] [2024-11-06 23:37:04,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:04,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:04,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:04,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:04,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:04,653 INFO L87 Difference]: Start difference. First operand 940 states and 1545 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:06,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:06,346 INFO L93 Difference]: Finished difference Result 2444 states and 4094 transitions. [2024-11-06 23:37:06,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:06,347 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 174 [2024-11-06 23:37:06,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:06,356 INFO L225 Difference]: With dead ends: 2444 [2024-11-06 23:37:06,356 INFO L226 Difference]: Without dead ends: 1572 [2024-11-06 23:37:06,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:06,359 INFO L432 NwaCegarLoop]: 232 mSDtfsCounter, 1636 mSDsluCounter, 810 mSDsCounter, 0 mSdLazyCounter, 1990 mSolverCounterSat, 584 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 2574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 584 IncrementalHoareTripleChecker+Valid, 1990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:06,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1654 Valid, 1042 Invalid, 2574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [584 Valid, 1990 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:06,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2024-11-06 23:37:06,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1355. [2024-11-06 23:37:06,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1355 states, 1077 states have (on average 1.626740947075209) internal successors, (1752), 1085 states have internal predecessors, (1752), 245 states have call successors, (245), 28 states have call predecessors, (245), 32 states have return successors, (276), 243 states have call predecessors, (276), 244 states have call successors, (276) [2024-11-06 23:37:06,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 2273 transitions. [2024-11-06 23:37:06,425 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 2273 transitions. Word has length 174 [2024-11-06 23:37:06,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:06,425 INFO L471 AbstractCegarLoop]: Abstraction has 1355 states and 2273 transitions. [2024-11-06 23:37:06,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 2273 transitions. [2024-11-06 23:37:06,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-06 23:37:06,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:06,433 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:06,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-06 23:37:06,433 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:06,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:06,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2068246008, now seen corresponding path program 1 times [2024-11-06 23:37:06,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:06,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149965974] [2024-11-06 23:37:06,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:06,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-06 23:37:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-06 23:37:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-06 23:37:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-06 23:37:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-06 23:37:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:37:06,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-06 23:37:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-06 23:37:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-06 23:37:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:37:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:37:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:37:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:37:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:37:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-06 23:37:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:06,578 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:06,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:06,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149965974] [2024-11-06 23:37:06,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149965974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:06,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:06,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:06,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539381677] [2024-11-06 23:37:06,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:06,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:06,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:06,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:06,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:06,581 INFO L87 Difference]: Start difference. First operand 1355 states and 2273 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:08,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:08,279 INFO L93 Difference]: Finished difference Result 3458 states and 5872 transitions. [2024-11-06 23:37:08,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:08,280 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 175 [2024-11-06 23:37:08,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:08,292 INFO L225 Difference]: With dead ends: 3458 [2024-11-06 23:37:08,292 INFO L226 Difference]: Without dead ends: 2224 [2024-11-06 23:37:08,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:08,296 INFO L432 NwaCegarLoop]: 210 mSDtfsCounter, 1638 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 597 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 2518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 597 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:08,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1657 Valid, 981 Invalid, 2518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [597 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:08,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2224 states. [2024-11-06 23:37:08,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2224 to 2007. [2024-11-06 23:37:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2007 states, 1610 states have (on average 1.6391304347826088) internal successors, (2639), 1618 states have internal predecessors, (2639), 364 states have call successors, (364), 28 states have call predecessors, (364), 32 states have return successors, (395), 362 states have call predecessors, (395), 363 states have call successors, (395) [2024-11-06 23:37:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 2007 states and 3398 transitions. [2024-11-06 23:37:08,394 INFO L78 Accepts]: Start accepts. Automaton has 2007 states and 3398 transitions. Word has length 175 [2024-11-06 23:37:08,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:08,395 INFO L471 AbstractCegarLoop]: Abstraction has 2007 states and 3398 transitions. [2024-11-06 23:37:08,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 3398 transitions. [2024-11-06 23:37:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-06 23:37:08,424 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:08,424 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:08,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-06 23:37:08,424 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:08,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:08,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1146553427, now seen corresponding path program 1 times [2024-11-06 23:37:08,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:08,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32577373] [2024-11-06 23:37:08,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:08,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-06 23:37:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-06 23:37:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-06 23:37:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-06 23:37:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-06 23:37:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:37:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-06 23:37:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:37:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:37:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-06 23:37:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:37:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-06 23:37:08,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-06 23:37:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:37:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-06 23:37:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:08,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:08,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32577373] [2024-11-06 23:37:08,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32577373] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:08,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:08,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:08,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200645866] [2024-11-06 23:37:08,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:08,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:08,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:08,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:08,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:08,577 INFO L87 Difference]: Start difference. First operand 2007 states and 3398 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:10,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:10,254 INFO L93 Difference]: Finished difference Result 4988 states and 8574 transitions. [2024-11-06 23:37:10,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:10,255 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 176 [2024-11-06 23:37:10,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:10,269 INFO L225 Difference]: With dead ends: 4988 [2024-11-06 23:37:10,270 INFO L226 Difference]: Without dead ends: 3227 [2024-11-06 23:37:10,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:10,275 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1634 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 1954 mSolverCounterSat, 587 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 981 SdHoareTripleChecker+Invalid, 2541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 587 IncrementalHoareTripleChecker+Valid, 1954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:10,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1653 Valid, 981 Invalid, 2541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [587 Valid, 1954 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:37:10,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2024-11-06 23:37:10,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3010. [2024-11-06 23:37:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3010 states, 2451 states have (on average 1.6487148102815177) internal successors, (4041), 2459 states have internal predecessors, (4041), 526 states have call successors, (526), 28 states have call predecessors, (526), 32 states have return successors, (573), 524 states have call predecessors, (573), 525 states have call successors, (573) [2024-11-06 23:37:10,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 3010 states and 5140 transitions. [2024-11-06 23:37:10,461 INFO L78 Accepts]: Start accepts. Automaton has 3010 states and 5140 transitions. Word has length 176 [2024-11-06 23:37:10,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:10,462 INFO L471 AbstractCegarLoop]: Abstraction has 3010 states and 5140 transitions. [2024-11-06 23:37:10,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 5140 transitions. [2024-11-06 23:37:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-06 23:37:10,480 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:10,481 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:10,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-06 23:37:10,481 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:10,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:10,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1417327641, now seen corresponding path program 1 times [2024-11-06 23:37:10,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:10,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897054466] [2024-11-06 23:37:10,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:10,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-06 23:37:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:37:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:37:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:37:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-06 23:37:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-06 23:37:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:37:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:37:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-06 23:37:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-06 23:37:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:37:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-06 23:37:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:37:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:37:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:37:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:10,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:10,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897054466] [2024-11-06 23:37:10,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897054466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:10,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:10,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:10,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669245667] [2024-11-06 23:37:10,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:10,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:10,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:10,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:10,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:10,618 INFO L87 Difference]: Start difference. First operand 3010 states and 5140 transitions. Second operand has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:12,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:12,428 INFO L93 Difference]: Finished difference Result 7412 states and 12863 transitions. [2024-11-06 23:37:12,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:12,429 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 177 [2024-11-06 23:37:12,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:12,454 INFO L225 Difference]: With dead ends: 7412 [2024-11-06 23:37:12,455 INFO L226 Difference]: Without dead ends: 4852 [2024-11-06 23:37:12,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:12,463 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 1629 mSDsluCounter, 770 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 2530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:12,463 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1647 Valid, 982 Invalid, 2530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [577 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-06 23:37:12,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4852 states. [2024-11-06 23:37:12,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4852 to 4635. [2024-11-06 23:37:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4635 states, 3831 states have (on average 1.6554424432263117) internal successors, (6342), 3839 states have internal predecessors, (6342), 771 states have call successors, (771), 28 states have call predecessors, (771), 32 states have return successors, (844), 769 states have call predecessors, (844), 770 states have call successors, (844) [2024-11-06 23:37:12,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4635 states to 4635 states and 7957 transitions. [2024-11-06 23:37:12,663 INFO L78 Accepts]: Start accepts. Automaton has 4635 states and 7957 transitions. Word has length 177 [2024-11-06 23:37:12,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:12,664 INFO L471 AbstractCegarLoop]: Abstraction has 4635 states and 7957 transitions. [2024-11-06 23:37:12,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.285714285714286) internal successors, (107), 3 states have internal predecessors, (107), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:12,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4635 states and 7957 transitions. [2024-11-06 23:37:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 23:37:12,708 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:12,708 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:12,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-06 23:37:12,708 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:12,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:12,709 INFO L85 PathProgramCache]: Analyzing trace with hash 750772791, now seen corresponding path program 1 times [2024-11-06 23:37:12,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:12,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367715565] [2024-11-06 23:37:12,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:12,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-06 23:37:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-06 23:37:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:37:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:37:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:37:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-06 23:37:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-06 23:37:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-06 23:37:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:37:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:37:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:37:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-06 23:37:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-06 23:37:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-06 23:37:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:37:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:12,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:12,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367715565] [2024-11-06 23:37:12,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367715565] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:12,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:12,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:12,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148866885] [2024-11-06 23:37:12,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:12,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:12,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:12,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:12,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:12,839 INFO L87 Difference]: Start difference. First operand 4635 states and 7957 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:14,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:14,607 INFO L93 Difference]: Finished difference Result 11458 states and 20023 transitions. [2024-11-06 23:37:14,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:14,608 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 178 [2024-11-06 23:37:14,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:14,662 INFO L225 Difference]: With dead ends: 11458 [2024-11-06 23:37:14,662 INFO L226 Difference]: Without dead ends: 7585 [2024-11-06 23:37:14,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:14,677 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 1632 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 1964 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1651 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 2547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 1964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:14,677 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1651 Valid, 1009 Invalid, 2547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 1964 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:14,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7585 states. [2024-11-06 23:37:14,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7585 to 7368. [2024-11-06 23:37:14,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7368 states, 6071 states have (on average 1.654916817657717) internal successors, (10047), 6079 states have internal predecessors, (10047), 1264 states have call successors, (1264), 28 states have call predecessors, (1264), 32 states have return successors, (1381), 1262 states have call predecessors, (1381), 1263 states have call successors, (1381) [2024-11-06 23:37:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7368 states to 7368 states and 12692 transitions. [2024-11-06 23:37:15,003 INFO L78 Accepts]: Start accepts. Automaton has 7368 states and 12692 transitions. Word has length 178 [2024-11-06 23:37:15,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:15,004 INFO L471 AbstractCegarLoop]: Abstraction has 7368 states and 12692 transitions. [2024-11-06 23:37:15,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 3 states have internal predecessors, (108), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:15,005 INFO L276 IsEmpty]: Start isEmpty. Operand 7368 states and 12692 transitions. [2024-11-06 23:37:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-06 23:37:15,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:15,033 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:15,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-06 23:37:15,033 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:15,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:15,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1474591732, now seen corresponding path program 1 times [2024-11-06 23:37:15,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:15,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353720552] [2024-11-06 23:37:15,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:15,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:37:15,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-06 23:37:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-06 23:37:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:37:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-06 23:37:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-06 23:37:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:37:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-06 23:37:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:37:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:37:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-06 23:37:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-06 23:37:15,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:15,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:15,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353720552] [2024-11-06 23:37:15,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353720552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:15,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:15,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:15,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947763437] [2024-11-06 23:37:15,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:15,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:15,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:15,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:15,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:15,158 INFO L87 Difference]: Start difference. First operand 7368 states and 12692 transitions. Second operand has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:16,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:16,962 INFO L93 Difference]: Finished difference Result 18793 states and 32907 transitions. [2024-11-06 23:37:16,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:16,962 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 160 [2024-11-06 23:37:16,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:17,021 INFO L225 Difference]: With dead ends: 18793 [2024-11-06 23:37:17,022 INFO L226 Difference]: Without dead ends: 12564 [2024-11-06 23:37:17,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 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 23:37:17,047 INFO L432 NwaCegarLoop]: 224 mSDtfsCounter, 1626 mSDsluCounter, 796 mSDsCounter, 0 mSdLazyCounter, 1984 mSolverCounterSat, 584 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1644 SdHoareTripleChecker+Valid, 1020 SdHoareTripleChecker+Invalid, 2568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 584 IncrementalHoareTripleChecker+Valid, 1984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:17,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1644 Valid, 1020 Invalid, 2568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [584 Valid, 1984 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:17,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12564 states. [2024-11-06 23:37:17,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12564 to 12347. [2024-11-06 23:37:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12347 states, 10228 states have (on average 1.6559444661712945) internal successors, (16937), 10236 states have internal predecessors, (16937), 2086 states have call successors, (2086), 28 states have call predecessors, (2086), 32 states have return successors, (2281), 2084 states have call predecessors, (2281), 2085 states have call successors, (2281) [2024-11-06 23:37:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12347 states to 12347 states and 21304 transitions. [2024-11-06 23:37:17,613 INFO L78 Accepts]: Start accepts. Automaton has 12347 states and 21304 transitions. Word has length 160 [2024-11-06 23:37:17,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:17,614 INFO L471 AbstractCegarLoop]: Abstraction has 12347 states and 21304 transitions. [2024-11-06 23:37:17,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.571428571428571) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 12347 states and 21304 transitions. [2024-11-06 23:37:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-06 23:37:17,655 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:17,655 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:17,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-06 23:37:17,655 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:17,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:17,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1854395046, now seen corresponding path program 1 times [2024-11-06 23:37:17,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:17,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687842798] [2024-11-06 23:37:17,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:17,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-06 23:37:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-06 23:37:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-06 23:37:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-06 23:37:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:37:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-06 23:37:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-06 23:37:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:37:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:37:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:37:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:37:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:37:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:17,835 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:17,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:17,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687842798] [2024-11-06 23:37:17,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687842798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:17,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:17,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:17,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919059932] [2024-11-06 23:37:17,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:17,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:17,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:17,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:17,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:17,837 INFO L87 Difference]: Start difference. First operand 12347 states and 21304 transitions. Second operand has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:19,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:19,653 INFO L93 Difference]: Finished difference Result 29751 states and 51872 transitions. [2024-11-06 23:37:19,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:19,654 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 161 [2024-11-06 23:37:19,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:19,742 INFO L225 Difference]: With dead ends: 29751 [2024-11-06 23:37:19,742 INFO L226 Difference]: Without dead ends: 19517 [2024-11-06 23:37:19,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 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 23:37:19,778 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 1624 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 1944 mSolverCounterSat, 582 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 2526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 582 IncrementalHoareTripleChecker+Valid, 1944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:19,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1642 Valid, 962 Invalid, 2526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [582 Valid, 1944 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:37:19,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19517 states. [2024-11-06 23:37:20,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19517 to 19300. [2024-11-06 23:37:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19300 states, 15978 states have (on average 1.6321817499061209) internal successors, (26079), 15986 states have internal predecessors, (26079), 3289 states have call successors, (3289), 28 states have call predecessors, (3289), 32 states have return successors, (3628), 3287 states have call predecessors, (3628), 3288 states have call successors, (3628) [2024-11-06 23:37:20,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19300 states to 19300 states and 32996 transitions. [2024-11-06 23:37:20,667 INFO L78 Accepts]: Start accepts. Automaton has 19300 states and 32996 transitions. Word has length 161 [2024-11-06 23:37:20,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:20,668 INFO L471 AbstractCegarLoop]: Abstraction has 19300 states and 32996 transitions. [2024-11-06 23:37:20,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 19300 states and 32996 transitions. [2024-11-06 23:37:20,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-06 23:37:20,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:20,719 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:20,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-06 23:37:20,719 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:20,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:20,720 INFO L85 PathProgramCache]: Analyzing trace with hash 759056813, now seen corresponding path program 1 times [2024-11-06 23:37:20,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:20,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576656047] [2024-11-06 23:37:20,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:20,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-06 23:37:20,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-06 23:37:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-06 23:37:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-06 23:37:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:37:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-06 23:37:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:37:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:37:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:37:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:37:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:37:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:37:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-06 23:37:20,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:20,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576656047] [2024-11-06 23:37:20,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576656047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:20,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:20,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:20,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747788247] [2024-11-06 23:37:20,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:20,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:20,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:20,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:20,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:20,873 INFO L87 Difference]: Start difference. First operand 19300 states and 32996 transitions. Second operand has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:23,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:23,142 INFO L93 Difference]: Finished difference Result 51183 states and 88992 transitions. [2024-11-06 23:37:23,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:23,142 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 162 [2024-11-06 23:37:23,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:23,288 INFO L225 Difference]: With dead ends: 51183 [2024-11-06 23:37:23,288 INFO L226 Difference]: Without dead ends: 34638 [2024-11-06 23:37:23,330 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 38 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 23:37:23,330 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 1623 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 1960 mSolverCounterSat, 583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 982 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 1960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:23,331 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1642 Valid, 982 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 1960 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:23,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34638 states. [2024-11-06 23:37:24,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34638 to 34421. [2024-11-06 23:37:24,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34421 states, 28649 states have (on average 1.6294460539634892) internal successors, (46682), 28657 states have internal predecessors, (46682), 5739 states have call successors, (5739), 28 states have call predecessors, (5739), 32 states have return successors, (6352), 5737 states have call predecessors, (6352), 5738 states have call successors, (6352) [2024-11-06 23:37:24,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34421 states to 34421 states and 58773 transitions. [2024-11-06 23:37:24,675 INFO L78 Accepts]: Start accepts. Automaton has 34421 states and 58773 transitions. Word has length 162 [2024-11-06 23:37:24,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:24,675 INFO L471 AbstractCegarLoop]: Abstraction has 34421 states and 58773 transitions. [2024-11-06 23:37:24,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.857142857142858) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (21), 6 states have call predecessors, (21), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:37:24,676 INFO L276 IsEmpty]: Start isEmpty. Operand 34421 states and 58773 transitions. [2024-11-06 23:37:24,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-06 23:37:24,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:24,755 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:24,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-06 23:37:24,755 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:24,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:24,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1260364143, now seen corresponding path program 1 times [2024-11-06 23:37:24,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:24,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624775933] [2024-11-06 23:37:24,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:37:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-06 23:37:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-06 23:37:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-06 23:37:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:37:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-06 23:37:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-06 23:37:24,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:37:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-06 23:37:24,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:37:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:37:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:37:24,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:37:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-06 23:37:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-06 23:37:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:24,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:24,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624775933] [2024-11-06 23:37:24,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624775933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:24,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:24,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:24,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839837307] [2024-11-06 23:37:24,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:24,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:24,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:24,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:24,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:24,922 INFO L87 Difference]: Start difference. First operand 34421 states and 58773 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:27,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:27,670 INFO L93 Difference]: Finished difference Result 94055 states and 162786 transitions. [2024-11-06 23:37:27,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:27,670 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 182 [2024-11-06 23:37:27,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:27,947 INFO L225 Difference]: With dead ends: 94055 [2024-11-06 23:37:27,947 INFO L226 Difference]: Without dead ends: 63305 [2024-11-06 23:37:28,067 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:28,068 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 1620 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 993 SdHoareTripleChecker+Invalid, 2547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:28,068 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1639 Valid, 993 Invalid, 2547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [577 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:28,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63305 states. [2024-11-06 23:37:30,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63305 to 63088. [2024-11-06 23:37:30,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63088 states, 52803 states have (on average 1.6255326401908983) internal successors, (85833), 52811 states have internal predecessors, (85833), 10252 states have call successors, (10252), 28 states have call predecessors, (10252), 32 states have return successors, (11397), 10250 states have call predecessors, (11397), 10251 states have call successors, (11397) [2024-11-06 23:37:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63088 states to 63088 states and 107482 transitions. [2024-11-06 23:37:30,662 INFO L78 Accepts]: Start accepts. Automaton has 63088 states and 107482 transitions. Word has length 182 [2024-11-06 23:37:30,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:30,662 INFO L471 AbstractCegarLoop]: Abstraction has 63088 states and 107482 transitions. [2024-11-06 23:37:30,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:30,663 INFO L276 IsEmpty]: Start isEmpty. Operand 63088 states and 107482 transitions. [2024-11-06 23:37:30,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-06 23:37:30,954 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:30,954 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:30,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-06 23:37:30,955 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:30,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:30,955 INFO L85 PathProgramCache]: Analyzing trace with hash -1431323134, now seen corresponding path program 1 times [2024-11-06 23:37:30,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:30,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081603106] [2024-11-06 23:37:30,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:30,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-06 23:37:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-06 23:37:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-06 23:37:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-06 23:37:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-06 23:37:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-06 23:37:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:37:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-06 23:37:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:37:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:37:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-06 23:37:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-06 23:37:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:37:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:37:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-06 23:37:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:31,097 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:31,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:31,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081603106] [2024-11-06 23:37:31,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081603106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:31,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:31,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:37:31,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240327737] [2024-11-06 23:37:31,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:31,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:37:31,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:31,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:37:31,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:37:31,099 INFO L87 Difference]: Start difference. First operand 63088 states and 107482 transitions. Second operand has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:34,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:34,497 INFO L93 Difference]: Finished difference Result 118431 states and 205420 transitions. [2024-11-06 23:37:34,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:37:34,497 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 183 [2024-11-06 23:37:34,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:34,951 INFO L225 Difference]: With dead ends: 118431 [2024-11-06 23:37:34,951 INFO L226 Difference]: Without dead ends: 118178 [2024-11-06 23:37:34,996 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 44 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 23:37:34,996 INFO L432 NwaCegarLoop]: 222 mSDtfsCounter, 1618 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 581 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 1021 SdHoareTripleChecker+Invalid, 2551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 581 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:34,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1636 Valid, 1021 Invalid, 2551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [581 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:37:35,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118178 states. [2024-11-06 23:37:38,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118178 to 117961. [2024-11-06 23:37:38,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117961 states, 99308 states have (on average 1.6204535384863255) internal successors, (160924), 99316 states have internal predecessors, (160924), 18620 states have call successors, (18620), 28 states have call predecessors, (18620), 32 states have return successors, (20811), 18618 states have call predecessors, (20811), 18619 states have call successors, (20811) [2024-11-06 23:37:38,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117961 states to 117961 states and 200355 transitions. [2024-11-06 23:37:38,741 INFO L78 Accepts]: Start accepts. Automaton has 117961 states and 200355 transitions. Word has length 183 [2024-11-06 23:37:38,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:37:38,741 INFO L471 AbstractCegarLoop]: Abstraction has 117961 states and 200355 transitions. [2024-11-06 23:37:38,741 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.142857142857142) internal successors, (113), 3 states have internal predecessors, (113), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 117961 states and 200355 transitions. [2024-11-06 23:37:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-06 23:37:38,854 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:37:38,854 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:37:38,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-06 23:37:38,855 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:37:38,855 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:37:38,855 INFO L85 PathProgramCache]: Analyzing trace with hash -386579408, now seen corresponding path program 1 times [2024-11-06 23:37:38,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:37:38,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279462830] [2024-11-06 23:37:38,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:37:38,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:37:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-06 23:37:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-06 23:37:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:37:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-06 23:37:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-06 23:37:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-06 23:37:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-06 23:37:39,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-06 23:37:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-06 23:37:39,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-06 23:37:39,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-06 23:37:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:37:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:37:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:37:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:37:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:37:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-06 23:37:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:37:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-06 23:37:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:37:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-06 23:37:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:37:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-06 23:37:39,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:37:39,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279462830] [2024-11-06 23:37:39,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279462830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:37:39,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:37:39,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-06 23:37:39,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106188179] [2024-11-06 23:37:39,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:37:39,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-06 23:37:39,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:37:39,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-06 23:37:39,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-06 23:37:39,662 INFO L87 Difference]: Start difference. First operand 117961 states and 200355 transitions. Second operand has 10 states, 10 states have (on average 11.4) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (24), 7 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-06 23:37:46,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:37:46,483 INFO L93 Difference]: Finished difference Result 227323 states and 393892 transitions. [2024-11-06 23:37:46,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-06 23:37:46,483 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.4) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (24), 7 states have call predecessors, (24), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 184 [2024-11-06 23:37:46,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:37:47,414 INFO L225 Difference]: With dead ends: 227323 [2024-11-06 23:37:47,415 INFO L226 Difference]: Without dead ends: 227078 [2024-11-06 23:37:47,513 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=172, Invalid=428, Unknown=0, NotChecked=0, Total=600 [2024-11-06 23:37:47,513 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 3399 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 4424 mSolverCounterSat, 1109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3416 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 5533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1109 IncrementalHoareTripleChecker+Valid, 4424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:37:47,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3416 Valid, 1716 Invalid, 5533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1109 Valid, 4424 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-06 23:37:47,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227078 states.