./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'c2ee13e5ae0bbed1c37b7eadefb29cbd7041f4c5e0d498dc3d4ea1e000526be8'] 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_spec1_productSimulator.cil.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2ee13e5ae0bbed1c37b7eadefb29cbd7041f4c5e0d498dc3d4ea1e000526be8 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-06 23:31:02,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 23:31:02,679 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-06 23:31:02,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 23:31:02,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 23:31:02,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 23:31:02,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 23:31:02,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 23:31:02,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 23:31:02,706 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 23:31:02,706 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 23:31:02,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 23:31:02,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 23:31:02,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 23:31:02,706 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 23:31:02,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 23:31:02,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 23:31:02,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:31:02,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 23:31:02,708 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 23:31:02,708 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 -> c2ee13e5ae0bbed1c37b7eadefb29cbd7041f4c5e0d498dc3d4ea1e000526be8 [2024-11-06 23:31:02,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 23:31:02,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 23:31:02,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 23:31:02,946 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 23:31:02,946 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 23:31:02,947 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2024-11-06 23:31:04,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 23:31:04,391 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 23:31:04,393 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec1_productSimulator.cil.c [2024-11-06 23:31:04,408 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/07c87570d/2c4e6bc79bda438689c378980f922849/FLAG3fe692d5f [2024-11-06 23:31:04,622 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/07c87570d/2c4e6bc79bda438689c378980f922849 [2024-11-06 23:31:04,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 23:31:04,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-06 23:31:04,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 23:31:04,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 23:31:04,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 23:31:04,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:31:04" (1/1) ... [2024-11-06 23:31:04,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5892a2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:04, skipping insertion in model container [2024-11-06 23:31:04,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:31:04" (1/1) ... [2024-11-06 23:31:04,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 23:31:04,934 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_spec1_productSimulator.cil.c[35789,35802] [2024-11-06 23:31:05,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:31:05,019 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 23:31:05,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"AddressBookEncrypt_spec.i","") [48] [2024-11-06 23:31:05,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [89] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [366] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [583] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1155] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1552] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1915] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1924] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [2290] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [3350] [2024-11-06 23:31:05,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [3457] [2024-11-06 23:31:05,068 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_spec1_productSimulator.cil.c[35789,35802] [2024-11-06 23:31:05,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 23:31:05,130 INFO L204 MainTranslator]: Completed translation [2024-11-06 23:31:05,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05 WrapperNode [2024-11-06 23:31:05,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 23:31:05,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 23:31:05,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 23:31:05,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 23:31:05,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,207 INFO L138 Inliner]: procedures = 151, calls = 263, calls flagged for inlining = 67, calls inlined = 64, statements flattened = 1317 [2024-11-06 23:31:05,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 23:31:05,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 23:31:05,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 23:31:05,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 23:31:05,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,241 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 23:31:05,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 23:31:05,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 23:31:05,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 23:31:05,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 23:31:05,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (1/1) ... [2024-11-06 23:31:05,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 23:31:05,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:05,322 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 23:31:05,325 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 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-06 23:31:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-06 23:31:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-06 23:31:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2024-11-06 23:31:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-06 23:31:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-06 23:31:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2024-11-06 23:31:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2024-11-06 23:31:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2024-11-06 23:31:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2024-11-06 23:31:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2024-11-06 23:31:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-06 23:31:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-06 23:31:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-06 23:31:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-06 23:31:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-06 23:31:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-06 23:31:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2024-11-06 23:31:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2024-11-06 23:31:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-06 23:31:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 23:31:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 23:31:05,548 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 23:31:05,551 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 23:31:06,530 INFO L? ?]: Removed 626 outVars from TransFormulas that were not future-live. [2024-11-06 23:31:06,531 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 23:31:06,555 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 23:31:06,555 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 23:31:06,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:31:06 BoogieIcfgContainer [2024-11-06 23:31:06,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 23:31:06,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 23:31:06,557 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 23:31:06,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 23:31:06,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:31:04" (1/3) ... [2024-11-06 23:31:06,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6a2d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:31:06, skipping insertion in model container [2024-11-06 23:31:06,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:31:05" (2/3) ... [2024-11-06 23:31:06,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6a2d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:31:06, skipping insertion in model container [2024-11-06 23:31:06,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:31:06" (3/3) ... [2024-11-06 23:31:06,562 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec1_productSimulator.cil.c [2024-11-06 23:31:06,573 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 23:31:06,573 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 23:31:06,632 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 23:31:06,640 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;@5570df63, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 23:31:06,641 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 23:31:06,646 INFO L276 IsEmpty]: Start isEmpty. Operand has 603 states, 448 states have (on average 1.515625) internal successors, (679), 468 states have internal predecessors, (679), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-06 23:31:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-06 23:31:06,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:06,662 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:06,662 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:06,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:06,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1366469062, now seen corresponding path program 1 times [2024-11-06 23:31:06,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:06,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340909717] [2024-11-06 23:31:06,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:06,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:06,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-06 23:31:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:31:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:31:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-06 23:31:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:31:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-11-06 23:31:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:31:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:31:07,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:07,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340909717] [2024-11-06 23:31:07,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340909717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:07,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:07,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 23:31:07,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638364663] [2024-11-06 23:31:07,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:07,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 23:31:07,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:07,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 23:31:07,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 23:31:07,095 INFO L87 Difference]: Start difference. First operand has 603 states, 448 states have (on average 1.515625) internal successors, (679), 468 states have internal predecessors, (679), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:31:08,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:08,768 INFO L93 Difference]: Finished difference Result 1078 states and 1627 transitions. [2024-11-06 23:31:08,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-06 23:31:08,771 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 127 [2024-11-06 23:31:08,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:08,789 INFO L225 Difference]: With dead ends: 1078 [2024-11-06 23:31:08,790 INFO L226 Difference]: Without dead ends: 737 [2024-11-06 23:31:08,799 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-06 23:31:08,801 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 1345 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 1121 mSolverCounterSat, 561 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 561 IncrementalHoareTripleChecker+Valid, 1121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:08,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1352 Valid, 1037 Invalid, 1682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [561 Valid, 1121 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 23:31:08,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2024-11-06 23:31:08,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 596. [2024-11-06 23:31:08,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 442 states have (on average 1.51131221719457) internal successors, (668), 461 states have internal predecessors, (668), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-06 23:31:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 887 transitions. [2024-11-06 23:31:08,902 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 887 transitions. Word has length 127 [2024-11-06 23:31:08,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:08,903 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 887 transitions. [2024-11-06 23:31:08,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:31:08,903 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 887 transitions. [2024-11-06 23:31:08,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-06 23:31:08,907 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:08,907 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:08,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-06 23:31:08,907 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:08,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:08,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1079992782, now seen corresponding path program 1 times [2024-11-06 23:31:08,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:08,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374013498] [2024-11-06 23:31:08,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:08,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:09,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-06 23:31:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-06 23:31:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:09,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-06 23:31:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-06 23:31:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:31:09,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-06 23:31:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-06 23:31:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:31:09,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:09,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374013498] [2024-11-06 23:31:09,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374013498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:09,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:09,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-06 23:31:09,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667155719] [2024-11-06 23:31:09,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:09,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 23:31:09,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:09,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 23:31:09,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-06 23:31:09,219 INFO L87 Difference]: Start difference. First operand 596 states and 887 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:31:11,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:11,299 INFO L93 Difference]: Finished difference Result 1297 states and 1957 transitions. [2024-11-06 23:31:11,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 23:31:11,300 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 128 [2024-11-06 23:31:11,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:11,304 INFO L225 Difference]: With dead ends: 1297 [2024-11-06 23:31:11,304 INFO L226 Difference]: Without dead ends: 737 [2024-11-06 23:31:11,306 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:11,307 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 1351 mSDsluCounter, 1473 mSDsCounter, 0 mSdLazyCounter, 3453 mSolverCounterSat, 581 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 1782 SdHoareTripleChecker+Invalid, 4034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 581 IncrementalHoareTripleChecker+Valid, 3453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:11,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1357 Valid, 1782 Invalid, 4034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [581 Valid, 3453 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-06 23:31:11,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2024-11-06 23:31:11,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 596. [2024-11-06 23:31:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 442 states have (on average 1.495475113122172) internal successors, (661), 461 states have internal predecessors, (661), 110 states have call successors, (110), 43 states have call predecessors, (110), 43 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2024-11-06 23:31:11,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 880 transitions. [2024-11-06 23:31:11,356 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 880 transitions. Word has length 128 [2024-11-06 23:31:11,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:11,356 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 880 transitions. [2024-11-06 23:31:11,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-06 23:31:11,356 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 880 transitions. [2024-11-06 23:31:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-06 23:31:11,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:11,358 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:11,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-06 23:31:11,359 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:11,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:11,359 INFO L85 PathProgramCache]: Analyzing trace with hash 53162232, now seen corresponding path program 1 times [2024-11-06 23:31:11,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:11,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667493976] [2024-11-06 23:31:11,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:11,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:11,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-06 23:31:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-06 23:31:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-06 23:31:11,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:31:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-06 23:31:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-06 23:31:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:31:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:11,534 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:31:11,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:11,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667493976] [2024-11-06 23:31:11,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667493976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:11,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:11,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:31:11,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407461063] [2024-11-06 23:31:11,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:11,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:31:11,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:11,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:31:11,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:31:11,535 INFO L87 Difference]: Start difference. First operand 596 states and 880 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:31:12,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:12,789 INFO L93 Difference]: Finished difference Result 1307 states and 1989 transitions. [2024-11-06 23:31:12,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:12,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 133 [2024-11-06 23:31:12,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:12,794 INFO L225 Difference]: With dead ends: 1307 [2024-11-06 23:31:12,794 INFO L226 Difference]: Without dead ends: 736 [2024-11-06 23:31:12,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:12,798 INFO L432 NwaCegarLoop]: 300 mSDtfsCounter, 2058 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 1060 mSolverCounterSat, 754 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 754 IncrementalHoareTripleChecker+Valid, 1060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:12,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2085 Valid, 962 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [754 Valid, 1060 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 23:31:12,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2024-11-06 23:31:12,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 595. [2024-11-06 23:31:12,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 443 states have (on average 1.4830699774266365) internal successors, (657), 460 states have internal predecessors, (657), 107 states have call successors, (107), 44 states have call predecessors, (107), 44 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2024-11-06 23:31:12,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 870 transitions. [2024-11-06 23:31:12,827 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 870 transitions. Word has length 133 [2024-11-06 23:31:12,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:12,827 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 870 transitions. [2024-11-06 23:31:12,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-06 23:31:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 870 transitions. [2024-11-06 23:31:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-06 23:31:12,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:12,829 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:12,829 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-06 23:31:12,829 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:12,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:12,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1266498512, now seen corresponding path program 1 times [2024-11-06 23:31:12,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:12,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625344564] [2024-11-06 23:31:12,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:12,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:12,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:12,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-06 23:31:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-06 23:31:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-06 23:31:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-06 23:31:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-06 23:31:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-06 23:31:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:31:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:31:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:31:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:12,959 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:31:12,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:12,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625344564] [2024-11-06 23:31:12,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625344564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:12,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:12,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:31:12,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805025785] [2024-11-06 23:31:12,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:12,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:31:12,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:12,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:31:12,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:31:12,961 INFO L87 Difference]: Start difference. First operand 595 states and 870 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:31:14,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:14,226 INFO L93 Difference]: Finished difference Result 1299 states and 1949 transitions. [2024-11-06 23:31:14,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:14,227 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 149 [2024-11-06 23:31:14,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:14,230 INFO L225 Difference]: With dead ends: 1299 [2024-11-06 23:31:14,230 INFO L226 Difference]: Without dead ends: 734 [2024-11-06 23:31:14,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:14,233 INFO L432 NwaCegarLoop]: 301 mSDtfsCounter, 2026 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 1075 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:14,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2053 Valid, 980 Invalid, 1787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1075 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 23:31:14,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2024-11-06 23:31:14,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 594. [2024-11-06 23:31:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 443 states have (on average 1.4785553047404063) internal successors, (655), 459 states have internal predecessors, (655), 106 states have call successors, (106), 44 states have call predecessors, (106), 44 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-06 23:31:14,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 866 transitions. [2024-11-06 23:31:14,276 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 866 transitions. Word has length 149 [2024-11-06 23:31:14,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:14,276 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 866 transitions. [2024-11-06 23:31:14,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:31:14,277 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 866 transitions. [2024-11-06 23:31:14,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-06 23:31:14,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:14,280 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:14,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-06 23:31:14,281 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:14,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:14,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1666040889, now seen corresponding path program 1 times [2024-11-06 23:31:14,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:14,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115146753] [2024-11-06 23:31:14,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:14,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-06 23:31:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-06 23:31:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-06 23:31:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:31:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-06 23:31:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:31:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:31:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:31:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:14,413 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 23:31:14,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:14,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115146753] [2024-11-06 23:31:14,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115146753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:14,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:14,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 23:31:14,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178594206] [2024-11-06 23:31:14,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:14,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:31:14,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:14,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:31:14,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 23:31:14,414 INFO L87 Difference]: Start difference. First operand 594 states and 866 transitions. Second operand has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:31:15,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:15,509 INFO L93 Difference]: Finished difference Result 1279 states and 1896 transitions. [2024-11-06 23:31:15,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:15,509 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 150 [2024-11-06 23:31:15,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:15,513 INFO L225 Difference]: With dead ends: 1279 [2024-11-06 23:31:15,513 INFO L226 Difference]: Without dead ends: 731 [2024-11-06 23:31:15,514 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:15,514 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 2017 mSDsluCounter, 617 mSDsCounter, 0 mSdLazyCounter, 1101 mSolverCounterSat, 720 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2042 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 1821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 720 IncrementalHoareTripleChecker+Valid, 1101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:15,514 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2042 Valid, 886 Invalid, 1821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [720 Valid, 1101 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-06 23:31:15,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2024-11-06 23:31:15,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 591. [2024-11-06 23:31:15,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 591 states, 443 states have (on average 1.4537246049661399) internal successors, (644), 454 states have internal predecessors, (644), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-06 23:31:15,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 591 states and 849 transitions. [2024-11-06 23:31:15,542 INFO L78 Accepts]: Start accepts. Automaton has 591 states and 849 transitions. Word has length 150 [2024-11-06 23:31:15,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:15,542 INFO L471 AbstractCegarLoop]: Abstraction has 591 states and 849 transitions. [2024-11-06 23:31:15,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.666666666666666) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-06 23:31:15,542 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 849 transitions. [2024-11-06 23:31:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-06 23:31:15,544 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:15,544 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:15,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-06 23:31:15,544 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:15,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:15,544 INFO L85 PathProgramCache]: Analyzing trace with hash 180486960, now seen corresponding path program 1 times [2024-11-06 23:31:15,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:15,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933150995] [2024-11-06 23:31:15,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:15,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:15,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:15,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:31:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:31:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:31:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-06 23:31:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-06 23:31:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:31:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:31:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:31:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:31:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-06 23:31:15,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:15,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933150995] [2024-11-06 23:31:15,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933150995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:31:15,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1837326270] [2024-11-06 23:31:15,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:15,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:15,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:15,809 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 23:31:15,810 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 23:31:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 1377 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 23:31:16,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:31:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-06 23:31:16,125 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:31:16,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1837326270] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:16,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:31:16,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-06 23:31:16,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089309809] [2024-11-06 23:31:16,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:16,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:31:16,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:16,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:31:16,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:16,126 INFO L87 Difference]: Start difference. First operand 591 states and 849 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:16,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:16,159 INFO L93 Difference]: Finished difference Result 917 states and 1299 transitions. [2024-11-06 23:31:16,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:31:16,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 168 [2024-11-06 23:31:16,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:16,164 INFO L225 Difference]: With dead ends: 917 [2024-11-06 23:31:16,164 INFO L226 Difference]: Without dead ends: 594 [2024-11-06 23:31:16,165 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:16,165 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 1 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1688 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 23:31:16,165 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1688 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:31:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-06 23:31:16,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 593. [2024-11-06 23:31:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 445 states have (on average 1.451685393258427) internal successors, (646), 456 states have internal predecessors, (646), 103 states have call successors, (103), 44 states have call predecessors, (103), 44 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-06 23:31:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 851 transitions. [2024-11-06 23:31:16,196 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 851 transitions. Word has length 168 [2024-11-06 23:31:16,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:16,197 INFO L471 AbstractCegarLoop]: Abstraction has 593 states and 851 transitions. [2024-11-06 23:31:16,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:16,197 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 851 transitions. [2024-11-06 23:31:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-06 23:31:16,199 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:16,199 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:16,214 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 23:31:16,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:16,400 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:16,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:16,400 INFO L85 PathProgramCache]: Analyzing trace with hash -577145033, now seen corresponding path program 1 times [2024-11-06 23:31:16,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:16,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918339110] [2024-11-06 23:31:16,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:16,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:16,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:16,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:31:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:31:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:31:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-06 23:31:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:31:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:31:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-06 23:31:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-06 23:31:16,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-06 23:31:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-06 23:31:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:31:16,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:16,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918339110] [2024-11-06 23:31:16,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918339110] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:31:16,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866163620] [2024-11-06 23:31:16,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:16,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:16,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:16,737 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 23:31:16,740 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 23:31:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,041 INFO L255 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:31:17,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:31:17,076 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-06 23:31:17,076 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:31:17,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866163620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:17,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:31:17,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-11-06 23:31:17,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895716818] [2024-11-06 23:31:17,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:17,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 23:31:17,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:17,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 23:31:17,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:17,078 INFO L87 Difference]: Start difference. First operand 593 states and 851 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:17,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:17,120 INFO L93 Difference]: Finished difference Result 1206 states and 1763 transitions. [2024-11-06 23:31:17,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 23:31:17,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 183 [2024-11-06 23:31:17,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:17,124 INFO L225 Difference]: With dead ends: 1206 [2024-11-06 23:31:17,124 INFO L226 Difference]: Without dead ends: 691 [2024-11-06 23:31:17,125 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:17,126 INFO L432 NwaCegarLoop]: 859 mSDtfsCounter, 165 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1658 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 23:31:17,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1658 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:31:17,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2024-11-06 23:31:17,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 683. [2024-11-06 23:31:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 683 states, 521 states have (on average 1.4664107485604607) internal successors, (764), 532 states have internal predecessors, (764), 117 states have call successors, (117), 44 states have call predecessors, (117), 44 states have return successors, (116), 115 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-06 23:31:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 683 states and 997 transitions. [2024-11-06 23:31:17,175 INFO L78 Accepts]: Start accepts. Automaton has 683 states and 997 transitions. Word has length 183 [2024-11-06 23:31:17,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:17,175 INFO L471 AbstractCegarLoop]: Abstraction has 683 states and 997 transitions. [2024-11-06 23:31:17,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 997 transitions. [2024-11-06 23:31:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-06 23:31:17,177 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:17,177 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:17,191 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 23:31:17,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:17,378 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:17,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:17,378 INFO L85 PathProgramCache]: Analyzing trace with hash 397500539, now seen corresponding path program 1 times [2024-11-06 23:31:17,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:17,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290711559] [2024-11-06 23:31:17,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:17,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:17,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:17,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:17,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:17,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-06 23:31:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-11-06 23:31:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-11-06 23:31:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-06 23:31:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:31:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:31:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-06 23:31:17,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:31:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:31:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:31:17,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:17,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290711559] [2024-11-06 23:31:17,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290711559] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:31:17,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [273058971] [2024-11-06 23:31:17,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:17,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:17,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:17,661 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 23:31:17,662 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 23:31:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:17,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 1396 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-06 23:31:17,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:31:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-06 23:31:18,048 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:31:18,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [273058971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:18,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:31:18,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-11-06 23:31:18,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605337643] [2024-11-06 23:31:18,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:18,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 23:31:18,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:18,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 23:31:18,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-06 23:31:18,049 INFO L87 Difference]: Start difference. First operand 683 states and 997 transitions. Second operand has 8 states, 6 states have (on average 17.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:18,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:18,145 INFO L93 Difference]: Finished difference Result 1313 states and 1931 transitions. [2024-11-06 23:31:18,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-06 23:31:18,146 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 17.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 177 [2024-11-06 23:31:18,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:18,149 INFO L225 Difference]: With dead ends: 1313 [2024-11-06 23:31:18,149 INFO L226 Difference]: Without dead ends: 685 [2024-11-06 23:31:18,151 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2024-11-06 23:31:18,151 INFO L432 NwaCegarLoop]: 836 mSDtfsCounter, 4 mSDsluCounter, 4999 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 5835 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:18,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 5835 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:31:18,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-11-06 23:31:18,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 685. [2024-11-06 23:31:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 522 states have (on average 1.4655172413793103) internal successors, (765), 534 states have internal predecessors, (765), 117 states have call successors, (117), 44 states have call predecessors, (117), 45 states have return successors, (118), 115 states have call predecessors, (118), 116 states have call successors, (118) [2024-11-06 23:31:18,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 1000 transitions. [2024-11-06 23:31:18,185 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 1000 transitions. Word has length 177 [2024-11-06 23:31:18,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:18,185 INFO L471 AbstractCegarLoop]: Abstraction has 685 states and 1000 transitions. [2024-11-06 23:31:18,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 17.5) internal successors, (105), 8 states have internal predecessors, (105), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:18,185 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1000 transitions. [2024-11-06 23:31:18,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-06 23:31:18,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:18,187 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:18,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 23:31:18,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:18,388 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:18,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:18,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1708604870, now seen corresponding path program 1 times [2024-11-06 23:31:18,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:18,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49257881] [2024-11-06 23:31:18,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:18,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:18,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-06 23:31:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-06 23:31:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-11-06 23:31:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:31:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:31:18,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-11-06 23:31:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:31:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:31:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,638 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:31:18,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:18,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49257881] [2024-11-06 23:31:18,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49257881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:31:18,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287349272] [2024-11-06 23:31:18,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:18,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:18,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:18,640 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 23:31:18,641 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 23:31:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:18,907 INFO L255 TraceCheckSpWp]: Trace formula consists of 1397 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-06 23:31:18,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:31:18,983 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-06 23:31:18,984 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 23:31:18,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287349272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:18,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-06 23:31:18,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [13] total 17 [2024-11-06 23:31:18,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330999261] [2024-11-06 23:31:18,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:18,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 23:31:18,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:18,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 23:31:18,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:31:18,989 INFO L87 Difference]: Start difference. First operand 685 states and 1000 transitions. Second operand has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 23:31:19,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:19,059 INFO L93 Difference]: Finished difference Result 1314 states and 1935 transitions. [2024-11-06 23:31:19,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 23:31:19,060 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 178 [2024-11-06 23:31:19,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:19,063 INFO L225 Difference]: With dead ends: 1314 [2024-11-06 23:31:19,063 INFO L226 Difference]: Without dead ends: 687 [2024-11-06 23:31:19,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=238, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:31:19,065 INFO L432 NwaCegarLoop]: 836 mSDtfsCounter, 2 mSDsluCounter, 3327 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 4163 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:19,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 4163 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 23:31:19,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2024-11-06 23:31:19,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 687. [2024-11-06 23:31:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 523 states have (on average 1.4646271510516253) internal successors, (766), 536 states have internal predecessors, (766), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-06 23:31:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1006 transitions. [2024-11-06 23:31:19,118 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1006 transitions. Word has length 178 [2024-11-06 23:31:19,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:19,118 INFO L471 AbstractCegarLoop]: Abstraction has 687 states and 1006 transitions. [2024-11-06 23:31:19,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.4) internal successors, (107), 6 states have internal predecessors, (107), 3 states have call successors, (28), 2 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2024-11-06 23:31:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1006 transitions. [2024-11-06 23:31:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-06 23:31:19,121 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:19,121 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:19,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-06 23:31:19,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-06 23:31:19,321 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:19,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:19,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1014959396, now seen corresponding path program 1 times [2024-11-06 23:31:19,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:19,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274588296] [2024-11-06 23:31:19,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-06 23:31:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-06 23:31:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-06 23:31:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:31:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:31:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-06 23:31:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-06 23:31:19,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-06 23:31:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:31:19,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:19,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274588296] [2024-11-06 23:31:19,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274588296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:19,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:19,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:31:19,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661664075] [2024-11-06 23:31:19,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:19,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:31:19,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:19,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:31:19,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:19,588 INFO L87 Difference]: Start difference. First operand 687 states and 1006 transitions. Second operand has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:31:22,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:22,160 INFO L93 Difference]: Finished difference Result 1446 states and 2162 transitions. [2024-11-06 23:31:22,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:31:22,161 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 186 [2024-11-06 23:31:22,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:22,165 INFO L225 Difference]: With dead ends: 1446 [2024-11-06 23:31:22,165 INFO L226 Difference]: Without dead ends: 831 [2024-11-06 23:31:22,166 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:31:22,166 INFO L432 NwaCegarLoop]: 283 mSDtfsCounter, 1806 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5633 mSolverCounterSat, 747 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 2572 SdHoareTripleChecker+Invalid, 6380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 747 IncrementalHoareTripleChecker+Valid, 5633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:22,166 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 2572 Invalid, 6380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [747 Valid, 5633 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-06 23:31:22,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-11-06 23:31:22,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 687. [2024-11-06 23:31:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 523 states have (on average 1.4646271510516253) internal successors, (766), 536 states have internal predecessors, (766), 117 states have call successors, (117), 44 states have call predecessors, (117), 46 states have return successors, (122), 115 states have call predecessors, (122), 116 states have call successors, (122) [2024-11-06 23:31:22,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1005 transitions. [2024-11-06 23:31:22,202 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1005 transitions. Word has length 186 [2024-11-06 23:31:22,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:22,202 INFO L471 AbstractCegarLoop]: Abstraction has 687 states and 1005 transitions. [2024-11-06 23:31:22,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.8) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:31:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1005 transitions. [2024-11-06 23:31:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-06 23:31:22,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:22,204 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:22,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-06 23:31:22,205 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:22,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:22,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1796231766, now seen corresponding path program 1 times [2024-11-06 23:31:22,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:22,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831768933] [2024-11-06 23:31:22,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:22,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-06 23:31:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-06 23:31:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-06 23:31:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:31:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-06 23:31:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-06 23:31:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-06 23:31:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:31:22,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:22,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831768933] [2024-11-06 23:31:22,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831768933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:22,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:22,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:31:22,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523719529] [2024-11-06 23:31:22,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:22,449 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:31:22,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:22,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:31:22,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:22,450 INFO L87 Difference]: Start difference. First operand 687 states and 1005 transitions. Second operand has 12 states, 10 states have (on average 10.4) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:24,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:24,798 INFO L93 Difference]: Finished difference Result 1448 states and 2165 transitions. [2024-11-06 23:31:24,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:31:24,798 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.4) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) Word has length 180 [2024-11-06 23:31:24,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:24,803 INFO L225 Difference]: With dead ends: 1448 [2024-11-06 23:31:24,803 INFO L226 Difference]: Without dead ends: 833 [2024-11-06 23:31:24,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-06 23:31:24,805 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1797 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5780 mSolverCounterSat, 744 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1800 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 6524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 744 IncrementalHoareTripleChecker+Valid, 5780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:24,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1800 Valid, 2573 Invalid, 6524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [744 Valid, 5780 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-06 23:31:24,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-06 23:31:24,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 689. [2024-11-06 23:31:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 524 states have (on average 1.463740458015267) internal successors, (767), 538 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (124), 115 states have call predecessors, (124), 116 states have call successors, (124) [2024-11-06 23:31:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1008 transitions. [2024-11-06 23:31:24,867 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1008 transitions. Word has length 180 [2024-11-06 23:31:24,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:24,867 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 1008 transitions. [2024-11-06 23:31:24,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.4) internal successors, (104), 8 states have internal predecessors, (104), 4 states have call successors, (28), 6 states have call predecessors, (28), 3 states have return successors, (23), 3 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1008 transitions. [2024-11-06 23:31:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-06 23:31:24,870 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:24,870 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:24,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-06 23:31:24,870 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:24,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:24,871 INFO L85 PathProgramCache]: Analyzing trace with hash 91289693, now seen corresponding path program 1 times [2024-11-06 23:31:24,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:24,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908513498] [2024-11-06 23:31:24,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:24,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:24,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:24,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:24,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:24,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:25,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:31:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:31:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:31:25,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:31:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:31:25,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:31:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-06 23:31:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-06 23:31:25,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:25,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908513498] [2024-11-06 23:31:25,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908513498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:25,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:25,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-06 23:31:25,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872619068] [2024-11-06 23:31:25,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:25,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 23:31:25,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:25,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 23:31:25,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-06 23:31:25,080 INFO L87 Difference]: Start difference. First operand 689 states and 1008 transitions. Second operand has 12 states, 10 states have (on average 11.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:31:27,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:27,389 INFO L93 Difference]: Finished difference Result 1446 states and 2162 transitions. [2024-11-06 23:31:27,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-06 23:31:27,389 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 11.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) Word has length 188 [2024-11-06 23:31:27,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:27,393 INFO L225 Difference]: With dead ends: 1446 [2024-11-06 23:31:27,393 INFO L226 Difference]: Without dead ends: 831 [2024-11-06 23:31:27,394 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-06 23:31:27,394 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1802 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 5613 mSolverCounterSat, 752 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1804 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 6365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 752 IncrementalHoareTripleChecker+Valid, 5613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:27,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1804 Valid, 2573 Invalid, 6365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [752 Valid, 5613 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-06 23:31:27,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-11-06 23:31:27,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 689. [2024-11-06 23:31:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 524 states have (on average 1.463740458015267) internal successors, (767), 538 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (124), 115 states have call predecessors, (124), 116 states have call successors, (124) [2024-11-06 23:31:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1008 transitions. [2024-11-06 23:31:27,430 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1008 transitions. Word has length 188 [2024-11-06 23:31:27,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:27,431 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 1008 transitions. [2024-11-06 23:31:27,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 11.0) internal successors, (110), 8 states have internal predecessors, (110), 4 states have call successors, (29), 6 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 4 states have call successors, (24) [2024-11-06 23:31:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1008 transitions. [2024-11-06 23:31:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-06 23:31:27,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:27,433 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:27,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-06 23:31:27,434 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:27,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:27,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2102594360, now seen corresponding path program 1 times [2024-11-06 23:31:27,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:27,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592015912] [2024-11-06 23:31:27,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:27,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:27,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-06 23:31:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-06 23:31:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:31:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:31:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:31:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:31:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:27,633 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:31:27,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:27,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592015912] [2024-11-06 23:31:27,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592015912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:27,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:27,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-06 23:31:27,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229464832] [2024-11-06 23:31:27,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:27,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-06 23:31:27,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:27,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-06 23:31:27,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:27,636 INFO L87 Difference]: Start difference. First operand 689 states and 1008 transitions. Second operand has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:30,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:30,208 INFO L93 Difference]: Finished difference Result 1443 states and 2156 transitions. [2024-11-06 23:31:30,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:31:30,208 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 181 [2024-11-06 23:31:30,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:30,212 INFO L225 Difference]: With dead ends: 1443 [2024-11-06 23:31:30,212 INFO L226 Difference]: Without dead ends: 831 [2024-11-06 23:31:30,213 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-06 23:31:30,214 INFO L432 NwaCegarLoop]: 283 mSDtfsCounter, 1822 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6355 mSolverCounterSat, 746 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1823 SdHoareTripleChecker+Valid, 2819 SdHoareTripleChecker+Invalid, 7101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 746 IncrementalHoareTripleChecker+Valid, 6355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:30,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1823 Valid, 2819 Invalid, 7101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [746 Valid, 6355 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-06 23:31:30,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-11-06 23:31:30,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 689. [2024-11-06 23:31:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 524 states have (on average 1.463740458015267) internal successors, (767), 538 states have internal predecessors, (767), 117 states have call successors, (117), 44 states have call predecessors, (117), 47 states have return successors, (123), 115 states have call predecessors, (123), 116 states have call successors, (123) [2024-11-06 23:31:30,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1007 transitions. [2024-11-06 23:31:30,249 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1007 transitions. Word has length 181 [2024-11-06 23:31:30,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:30,249 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 1007 transitions. [2024-11-06 23:31:30,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.818181818181818) internal successors, (108), 8 states have internal predecessors, (108), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1007 transitions. [2024-11-06 23:31:30,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-06 23:31:30,251 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:30,251 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:30,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-06 23:31:30,251 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:30,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:30,252 INFO L85 PathProgramCache]: Analyzing trace with hash -452354251, now seen corresponding path program 2 times [2024-11-06 23:31:30,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:30,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169631341] [2024-11-06 23:31:30,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:30,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:30,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-06 23:31:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:31:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-06 23:31:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:31:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-06 23:31:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-06 23:31:30,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-06 23:31:30,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:30,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169631341] [2024-11-06 23:31:30,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169631341] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:30,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:30,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-06 23:31:30,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902741452] [2024-11-06 23:31:30,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:30,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-06 23:31:30,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:30,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-06 23:31:30,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:30,443 INFO L87 Difference]: Start difference. First operand 689 states and 1007 transitions. Second operand has 13 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:32,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:32,876 INFO L93 Difference]: Finished difference Result 1445 states and 2162 transitions. [2024-11-06 23:31:32,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-06 23:31:32,877 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 182 [2024-11-06 23:31:32,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:32,881 INFO L225 Difference]: With dead ends: 1445 [2024-11-06 23:31:32,881 INFO L226 Difference]: Without dead ends: 833 [2024-11-06 23:31:32,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-06 23:31:32,882 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 1809 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 6498 mSolverCounterSat, 736 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1810 SdHoareTripleChecker+Valid, 2820 SdHoareTripleChecker+Invalid, 7234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 736 IncrementalHoareTripleChecker+Valid, 6498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:32,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1810 Valid, 2820 Invalid, 7234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [736 Valid, 6498 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-06 23:31:32,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-06 23:31:32,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 691. [2024-11-06 23:31:32,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 525 states have (on average 1.4628571428571429) internal successors, (768), 540 states have internal predecessors, (768), 117 states have call successors, (117), 44 states have call predecessors, (117), 48 states have return successors, (128), 115 states have call predecessors, (128), 116 states have call successors, (128) [2024-11-06 23:31:32,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1013 transitions. [2024-11-06 23:31:32,933 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1013 transitions. Word has length 182 [2024-11-06 23:31:32,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:32,934 INFO L471 AbstractCegarLoop]: Abstraction has 691 states and 1013 transitions. [2024-11-06 23:31:32,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 9.909090909090908) internal successors, (109), 8 states have internal predecessors, (109), 4 states have call successors, (28), 6 states have call predecessors, (28), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2024-11-06 23:31:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1013 transitions. [2024-11-06 23:31:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-06 23:31:32,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:32,936 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:32,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-06 23:31:32,936 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:32,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:32,936 INFO L85 PathProgramCache]: Analyzing trace with hash -1122003196, now seen corresponding path program 1 times [2024-11-06 23:31:32,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:32,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215680019] [2024-11-06 23:31:32,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:32,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:33,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:33,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:33,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-06 23:31:33,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:31:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:31:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-06 23:31:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:31:33,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-06 23:31:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-06 23:31:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,057 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:33,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:33,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215680019] [2024-11-06 23:31:33,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215680019] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-06 23:31:33,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461530862] [2024-11-06 23:31:33,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:33,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 23:31:33,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 23:31:33,060 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 23:31:33,061 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 23:31:33,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:33,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 23:31:33,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 23:31:33,360 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:33,360 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 23:31:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:33,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461530862] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 23:31:33,462 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-06 23:31:33,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2024-11-06 23:31:33,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568979282] [2024-11-06 23:31:33,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-06 23:31:33,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-06 23:31:33,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:33,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-06 23:31:33,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-06 23:31:33,464 INFO L87 Difference]: Start difference. First operand 691 states and 1013 transitions. Second operand has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-06 23:31:34,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:34,930 INFO L93 Difference]: Finished difference Result 1719 states and 2645 transitions. [2024-11-06 23:31:34,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-06 23:31:34,930 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 190 [2024-11-06 23:31:34,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:34,936 INFO L225 Difference]: With dead ends: 1719 [2024-11-06 23:31:34,936 INFO L226 Difference]: Without dead ends: 1396 [2024-11-06 23:31:34,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 440 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-06 23:31:34,938 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 2546 mSDsluCounter, 1839 mSDsCounter, 0 mSdLazyCounter, 2012 mSolverCounterSat, 942 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2603 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 2954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 942 IncrementalHoareTripleChecker+Valid, 2012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:34,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2603 Valid, 2155 Invalid, 2954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [942 Valid, 2012 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:34,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1396 states. [2024-11-06 23:31:34,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1396 to 1230. [2024-11-06 23:31:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1230 states, 985 states have (on average 1.5147208121827411) internal successors, (1492), 1000 states have internal predecessors, (1492), 196 states have call successors, (196), 44 states have call predecessors, (196), 48 states have return successors, (217), 194 states have call predecessors, (217), 195 states have call successors, (217) [2024-11-06 23:31:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1230 states and 1905 transitions. [2024-11-06 23:31:35,001 INFO L78 Accepts]: Start accepts. Automaton has 1230 states and 1905 transitions. Word has length 190 [2024-11-06 23:31:35,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:35,001 INFO L471 AbstractCegarLoop]: Abstraction has 1230 states and 1905 transitions. [2024-11-06 23:31:35,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.818181818181818) internal successors, (152), 7 states have internal predecessors, (152), 2 states have call successors, (48), 6 states have call predecessors, (48), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-11-06 23:31:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1905 transitions. [2024-11-06 23:31:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-06 23:31:35,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:35,005 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:35,019 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-06 23:31:35,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-06 23:31:35,206 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:35,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:35,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1772090015, now seen corresponding path program 1 times [2024-11-06 23:31:35,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:35,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651955849] [2024-11-06 23:31:35,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:35,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:35,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-06 23:31:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:31:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:31:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:31:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-06 23:31:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-06 23:31:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:35,299 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:35,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:35,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651955849] [2024-11-06 23:31:35,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651955849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:35,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:35,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:35,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169963889] [2024-11-06 23:31:35,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:35,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:35,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:35,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:35,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:35,301 INFO L87 Difference]: Start difference. First operand 1230 states and 1905 transitions. Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:36,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:36,696 INFO L93 Difference]: Finished difference Result 2976 states and 4729 transitions. [2024-11-06 23:31:36,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:36,697 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 187 [2024-11-06 23:31:36,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:36,704 INFO L225 Difference]: With dead ends: 2976 [2024-11-06 23:31:36,704 INFO L226 Difference]: Without dead ends: 1881 [2024-11-06 23:31:36,706 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:36,706 INFO L432 NwaCegarLoop]: 297 mSDtfsCounter, 1953 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 802 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1972 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 2692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 802 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:36,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1972 Valid, 1387 Invalid, 2692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [802 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-06 23:31:36,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1881 states. [2024-11-06 23:31:36,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1881 to 1731. [2024-11-06 23:31:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1731 states, 1407 states have (on average 1.5266524520255864) internal successors, (2148), 1422 states have internal predecessors, (2148), 275 states have call successors, (275), 44 states have call predecessors, (275), 48 states have return successors, (306), 273 states have call predecessors, (306), 274 states have call successors, (306) [2024-11-06 23:31:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2729 transitions. [2024-11-06 23:31:36,783 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2729 transitions. Word has length 187 [2024-11-06 23:31:36,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:36,783 INFO L471 AbstractCegarLoop]: Abstraction has 1731 states and 2729 transitions. [2024-11-06 23:31:36,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:36,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2729 transitions. [2024-11-06 23:31:36,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-06 23:31:36,788 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:36,788 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:36,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-06 23:31:36,788 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:36,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:36,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1576893104, now seen corresponding path program 1 times [2024-11-06 23:31:36,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:36,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435517156] [2024-11-06 23:31:36,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:36,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:36,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:36,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:36,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-11-06 23:31:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-06 23:31:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-06 23:31:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:31:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-11-06 23:31:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-06 23:31:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:36,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:36,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435517156] [2024-11-06 23:31:36,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435517156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:36,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:36,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:36,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904767525] [2024-11-06 23:31:36,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:36,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:36,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:36,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:36,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:36,892 INFO L87 Difference]: Start difference. First operand 1731 states and 2729 transitions. Second operand has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:38,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:38,336 INFO L93 Difference]: Finished difference Result 4223 states and 6786 transitions. [2024-11-06 23:31:38,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:38,337 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 188 [2024-11-06 23:31:38,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:38,346 INFO L225 Difference]: With dead ends: 4223 [2024-11-06 23:31:38,346 INFO L226 Difference]: Without dead ends: 2690 [2024-11-06 23:31:38,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:38,349 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1971 mSDsluCounter, 1072 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 812 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:38,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1989 Valid, 1359 Invalid, 2656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [812 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:38,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2690 states. [2024-11-06 23:31:38,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2690 to 2540. [2024-11-06 23:31:38,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2540 states, 2097 states have (on average 1.5393419170243205) internal successors, (3228), 2112 states have internal predecessors, (3228), 394 states have call successors, (394), 44 states have call predecessors, (394), 48 states have return successors, (425), 392 states have call predecessors, (425), 393 states have call successors, (425) [2024-11-06 23:31:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2540 states and 4047 transitions. [2024-11-06 23:31:38,427 INFO L78 Accepts]: Start accepts. Automaton has 2540 states and 4047 transitions. Word has length 188 [2024-11-06 23:31:38,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:38,427 INFO L471 AbstractCegarLoop]: Abstraction has 2540 states and 4047 transitions. [2024-11-06 23:31:38,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 3 states have internal predecessors, (110), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 4047 transitions. [2024-11-06 23:31:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-06 23:31:38,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:38,434 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:38,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-06 23:31:38,434 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:38,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:38,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1328348632, now seen corresponding path program 1 times [2024-11-06 23:31:38,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:38,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585643335] [2024-11-06 23:31:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:38,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-06 23:31:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:31:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-06 23:31:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-06 23:31:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-06 23:31:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-06 23:31:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:38,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:38,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585643335] [2024-11-06 23:31:38,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585643335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:38,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:38,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:38,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459322429] [2024-11-06 23:31:38,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:38,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:38,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:38,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:38,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:38,554 INFO L87 Difference]: Start difference. First operand 2540 states and 4047 transitions. Second operand has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:40,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:40,049 INFO L93 Difference]: Finished difference Result 6122 states and 9943 transitions. [2024-11-06 23:31:40,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:40,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 189 [2024-11-06 23:31:40,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:40,062 INFO L225 Difference]: With dead ends: 6122 [2024-11-06 23:31:40,063 INFO L226 Difference]: Without dead ends: 3937 [2024-11-06 23:31:40,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:40,066 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 1951 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 798 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1969 SdHoareTripleChecker+Valid, 1359 SdHoareTripleChecker+Invalid, 2683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 798 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:40,066 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1969 Valid, 1359 Invalid, 2683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [798 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:40,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3937 states. [2024-11-06 23:31:40,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3937 to 3787. [2024-11-06 23:31:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3787 states, 3182 states have (on average 1.549968573224387) internal successors, (4932), 3197 states have internal predecessors, (4932), 556 states have call successors, (556), 44 states have call predecessors, (556), 48 states have return successors, (603), 554 states have call predecessors, (603), 555 states have call successors, (603) [2024-11-06 23:31:40,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 6091 transitions. [2024-11-06 23:31:40,164 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 6091 transitions. Word has length 189 [2024-11-06 23:31:40,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:40,165 INFO L471 AbstractCegarLoop]: Abstraction has 3787 states and 6091 transitions. [2024-11-06 23:31:40,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.857142857142858) internal successors, (111), 3 states have internal predecessors, (111), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 6091 transitions. [2024-11-06 23:31:40,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-06 23:31:40,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:40,173 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:40,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-06 23:31:40,174 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:40,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:40,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1784952655, now seen corresponding path program 1 times [2024-11-06 23:31:40,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:40,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627716786] [2024-11-06 23:31:40,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:40,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:40,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:40,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:40,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-06 23:31:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:31:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-06 23:31:40,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-06 23:31:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-06 23:31:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-06 23:31:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-06 23:31:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:40,270 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:40,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:40,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627716786] [2024-11-06 23:31:40,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627716786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:40,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:40,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:40,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028035763] [2024-11-06 23:31:40,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:40,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:40,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:40,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:40,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:40,272 INFO L87 Difference]: Start difference. First operand 3787 states and 6091 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:41,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:41,742 INFO L93 Difference]: Finished difference Result 9124 states and 14952 transitions. [2024-11-06 23:31:41,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:41,742 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 197 [2024-11-06 23:31:41,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:41,773 INFO L225 Difference]: With dead ends: 9124 [2024-11-06 23:31:41,773 INFO L226 Difference]: Without dead ends: 5951 [2024-11-06 23:31:41,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:41,780 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 1944 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 1888 mSolverCounterSat, 800 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 2688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 800 IncrementalHoareTripleChecker+Valid, 1888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:41,780 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1963 Valid, 1358 Invalid, 2688 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [800 Valid, 1888 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:41,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5951 states. [2024-11-06 23:31:41,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5951 to 5801. [2024-11-06 23:31:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5801 states, 4951 states have (on average 1.5588769945465561) internal successors, (7718), 4966 states have internal predecessors, (7718), 801 states have call successors, (801), 44 states have call predecessors, (801), 48 states have return successors, (874), 799 states have call predecessors, (874), 800 states have call successors, (874) [2024-11-06 23:31:41,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5801 states to 5801 states and 9393 transitions. [2024-11-06 23:31:41,960 INFO L78 Accepts]: Start accepts. Automaton has 5801 states and 9393 transitions. Word has length 197 [2024-11-06 23:31:41,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:41,961 INFO L471 AbstractCegarLoop]: Abstraction has 5801 states and 9393 transitions. [2024-11-06 23:31:41,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 5801 states and 9393 transitions. [2024-11-06 23:31:41,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-06 23:31:41,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:41,969 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:41,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-06 23:31:41,970 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:41,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:41,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1012918045, now seen corresponding path program 1 times [2024-11-06 23:31:41,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:41,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123389918] [2024-11-06 23:31:41,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:41,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:42,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-06 23:31:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:31:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-06 23:31:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-06 23:31:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-06 23:31:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-06 23:31:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:42,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:42,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123389918] [2024-11-06 23:31:42,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123389918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:42,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:42,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:42,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5409416] [2024-11-06 23:31:42,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:42,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:42,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:42,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:42,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:42,065 INFO L87 Difference]: Start difference. First operand 5801 states and 9393 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, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:43,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:43,541 INFO L93 Difference]: Finished difference Result 14117 states and 23250 transitions. [2024-11-06 23:31:43,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:43,541 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, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 191 [2024-11-06 23:31:43,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:43,564 INFO L225 Difference]: With dead ends: 14117 [2024-11-06 23:31:43,564 INFO L226 Difference]: Without dead ends: 9326 [2024-11-06 23:31:43,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:43,573 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 1976 mSDsluCounter, 1079 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 814 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 1373 SdHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 814 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:43,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1995 Valid, 1373 Invalid, 2656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [814 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-06 23:31:43,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9326 states. [2024-11-06 23:31:43,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9326 to 9176. [2024-11-06 23:31:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9176 states, 7833 states have (on average 1.5564917656070472) internal successors, (12192), 7848 states have internal predecessors, (12192), 1294 states have call successors, (1294), 44 states have call predecessors, (1294), 48 states have return successors, (1411), 1292 states have call predecessors, (1411), 1293 states have call successors, (1411) [2024-11-06 23:31:43,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9176 states to 9176 states and 14897 transitions. [2024-11-06 23:31:43,844 INFO L78 Accepts]: Start accepts. Automaton has 9176 states and 14897 transitions. Word has length 191 [2024-11-06 23:31:43,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:43,844 INFO L471 AbstractCegarLoop]: Abstraction has 9176 states and 14897 transitions. [2024-11-06 23:31:43,844 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, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:43,844 INFO L276 IsEmpty]: Start isEmpty. Operand 9176 states and 14897 transitions. [2024-11-06 23:31:43,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-06 23:31:43,855 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:43,855 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:43,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-06 23:31:43,855 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:43,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:43,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1712583971, now seen corresponding path program 1 times [2024-11-06 23:31:43,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:43,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61944913] [2024-11-06 23:31:43,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:43,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:43,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-06 23:31:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:31:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-06 23:31:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-06 23:31:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-06 23:31:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-11-06 23:31:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:43,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:43,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61944913] [2024-11-06 23:31:43,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61944913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:43,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:43,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:43,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642993225] [2024-11-06 23:31:43,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:43,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:43,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:43,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:43,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:43,947 INFO L87 Difference]: Start difference. First operand 9176 states and 14897 transitions. Second operand has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:45,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:45,677 INFO L93 Difference]: Finished difference Result 23070 states and 38126 transitions. [2024-11-06 23:31:45,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:45,677 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 192 [2024-11-06 23:31:45,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:45,720 INFO L225 Difference]: With dead ends: 23070 [2024-11-06 23:31:45,720 INFO L226 Difference]: Without dead ends: 15400 [2024-11-06 23:31:45,739 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:45,739 INFO L432 NwaCegarLoop]: 296 mSDtfsCounter, 1965 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 1848 mSolverCounterSat, 808 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1984 SdHoareTripleChecker+Valid, 1397 SdHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 808 IncrementalHoareTripleChecker+Valid, 1848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:45,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1984 Valid, 1397 Invalid, 2656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [808 Valid, 1848 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:45,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15400 states. [2024-11-06 23:31:46,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15400 to 15250. [2024-11-06 23:31:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15250 states, 13085 states have (on average 1.5623996943064578) internal successors, (20444), 13100 states have internal predecessors, (20444), 2116 states have call successors, (2116), 44 states have call predecessors, (2116), 48 states have return successors, (2311), 2114 states have call predecessors, (2311), 2115 states have call successors, (2311) [2024-11-06 23:31:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15250 states to 15250 states and 24871 transitions. [2024-11-06 23:31:46,158 INFO L78 Accepts]: Start accepts. Automaton has 15250 states and 24871 transitions. Word has length 192 [2024-11-06 23:31:46,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:46,158 INFO L471 AbstractCegarLoop]: Abstraction has 15250 states and 24871 transitions. [2024-11-06 23:31:46,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.285714285714285) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 15250 states and 24871 transitions. [2024-11-06 23:31:46,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-06 23:31:46,173 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:46,173 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:46,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-06 23:31:46,173 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:46,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:46,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1504281020, now seen corresponding path program 1 times [2024-11-06 23:31:46,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:46,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883048765] [2024-11-06 23:31:46,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:46,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-06 23:31:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-06 23:31:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-06 23:31:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-06 23:31:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-06 23:31:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-06 23:31:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:46,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:46,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883048765] [2024-11-06 23:31:46,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883048765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:46,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:46,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:46,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425059866] [2024-11-06 23:31:46,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:46,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:46,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:46,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:46,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:46,277 INFO L87 Difference]: Start difference. First operand 15250 states and 24871 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:48,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:48,201 INFO L93 Difference]: Finished difference Result 36879 states and 60510 transitions. [2024-11-06 23:31:48,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:48,204 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 193 [2024-11-06 23:31:48,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:48,268 INFO L225 Difference]: With dead ends: 36879 [2024-11-06 23:31:48,268 INFO L226 Difference]: Without dead ends: 24269 [2024-11-06 23:31:48,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:48,293 INFO L432 NwaCegarLoop]: 305 mSDtfsCounter, 1967 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 800 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 2667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 800 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:48,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1985 Valid, 1395 Invalid, 2667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [800 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:31:48,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24269 states. [2024-11-06 23:31:49,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24269 to 24119. [2024-11-06 23:31:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24119 states, 20751 states have (on average 1.535444074984338) internal successors, (31862), 20766 states have internal predecessors, (31862), 3319 states have call successors, (3319), 44 states have call predecessors, (3319), 48 states have return successors, (3658), 3317 states have call predecessors, (3658), 3318 states have call successors, (3658) [2024-11-06 23:31:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24119 states to 24119 states and 38839 transitions. [2024-11-06 23:31:49,074 INFO L78 Accepts]: Start accepts. Automaton has 24119 states and 38839 transitions. Word has length 193 [2024-11-06 23:31:49,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:49,075 INFO L471 AbstractCegarLoop]: Abstraction has 24119 states and 38839 transitions. [2024-11-06 23:31:49,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 3 states have internal predecessors, (115), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 24119 states and 38839 transitions. [2024-11-06 23:31:49,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-11-06 23:31:49,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:49,092 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:49,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-06 23:31:49,093 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:49,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:49,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1825608107, now seen corresponding path program 1 times [2024-11-06 23:31:49,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:49,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657434306] [2024-11-06 23:31:49,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:49,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-06 23:31:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-11-06 23:31:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:31:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-06 23:31:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-06 23:31:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-06 23:31:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:49,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:49,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657434306] [2024-11-06 23:31:49,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657434306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:49,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:49,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:49,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572800409] [2024-11-06 23:31:49,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:49,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:49,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:49,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:49,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:49,186 INFO L87 Difference]: Start difference. First operand 24119 states and 38839 transitions. Second operand has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:51,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:51,308 INFO L93 Difference]: Finished difference Result 63732 states and 104198 transitions. [2024-11-06 23:31:51,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:51,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 194 [2024-11-06 23:31:51,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:51,425 INFO L225 Difference]: With dead ends: 63732 [2024-11-06 23:31:51,425 INFO L226 Difference]: Without dead ends: 43065 [2024-11-06 23:31:51,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:51,460 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1932 mSDsluCounter, 1073 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 805 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 1358 SdHoareTripleChecker+Invalid, 2708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 805 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:51,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1951 Valid, 1358 Invalid, 2708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [805 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:31:51,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43065 states. [2024-11-06 23:31:52,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43065 to 42915. [2024-11-06 23:31:52,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42915 states, 37097 states have (on average 1.5354880448553792) internal successors, (56962), 37112 states have internal predecessors, (56962), 5769 states have call successors, (5769), 44 states have call predecessors, (5769), 48 states have return successors, (6382), 5767 states have call predecessors, (6382), 5768 states have call successors, (6382) [2024-11-06 23:31:52,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42915 states to 42915 states and 69113 transitions. [2024-11-06 23:31:52,794 INFO L78 Accepts]: Start accepts. Automaton has 42915 states and 69113 transitions. Word has length 194 [2024-11-06 23:31:52,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:52,795 INFO L471 AbstractCegarLoop]: Abstraction has 42915 states and 69113 transitions. [2024-11-06 23:31:52,795 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.571428571428573) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:31:52,795 INFO L276 IsEmpty]: Start isEmpty. Operand 42915 states and 69113 transitions. [2024-11-06 23:31:52,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-06 23:31:52,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:52,814 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:52,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-06 23:31:52,814 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:52,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:52,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1410372368, now seen corresponding path program 1 times [2024-11-06 23:31:52,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:52,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584512303] [2024-11-06 23:31:52,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:52,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:52,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-06 23:31:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-06 23:31:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-06 23:31:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:31:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-06 23:31:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-06 23:31:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-06 23:31:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:52,907 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:52,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:52,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584512303] [2024-11-06 23:31:52,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584512303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:52,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:52,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:52,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127501485] [2024-11-06 23:31:52,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:52,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:52,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:52,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:52,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:52,908 INFO L87 Difference]: Start difference. First operand 42915 states and 69113 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:55,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:31:55,547 INFO L93 Difference]: Finished difference Result 116394 states and 190152 transitions. [2024-11-06 23:31:55,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:31:55,548 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 202 [2024-11-06 23:31:55,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:31:55,790 INFO L225 Difference]: With dead ends: 116394 [2024-11-06 23:31:55,791 INFO L226 Difference]: Without dead ends: 78107 [2024-11-06 23:31:55,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:31:55,877 INFO L432 NwaCegarLoop]: 294 mSDtfsCounter, 1937 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 803 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 803 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-06 23:31:55,877 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1956 Valid, 1387 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [803 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-06 23:31:55,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78107 states. [2024-11-06 23:31:57,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78107 to 77957. [2024-11-06 23:31:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77957 states, 67626 states have (on average 1.5391121757903765) internal successors, (104084), 67641 states have internal predecessors, (104084), 10282 states have call successors, (10282), 44 states have call predecessors, (10282), 48 states have return successors, (11427), 10280 states have call predecessors, (11427), 10281 states have call successors, (11427) [2024-11-06 23:31:58,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77957 states to 77957 states and 125793 transitions. [2024-11-06 23:31:58,416 INFO L78 Accepts]: Start accepts. Automaton has 77957 states and 125793 transitions. Word has length 202 [2024-11-06 23:31:58,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:31:58,417 INFO L471 AbstractCegarLoop]: Abstraction has 77957 states and 125793 transitions. [2024-11-06 23:31:58,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 3 states have internal predecessors, (122), 2 states have call successors, (29), 6 states have call predecessors, (29), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-06 23:31:58,417 INFO L276 IsEmpty]: Start isEmpty. Operand 77957 states and 125793 transitions. [2024-11-06 23:31:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-06 23:31:58,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:31:58,437 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:31:58,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-06 23:31:58,438 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:31:58,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:31:58,438 INFO L85 PathProgramCache]: Analyzing trace with hash 833421457, now seen corresponding path program 1 times [2024-11-06 23:31:58,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:31:58,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387762725] [2024-11-06 23:31:58,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:31:58,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:31:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:31:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:31:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:31:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:31:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:31:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:31:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:31:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:31:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:31:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:31:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:31:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:31:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:31:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:31:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:31:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-06 23:31:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-06 23:31:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-06 23:31:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-06 23:31:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-06 23:31:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-06 23:31:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:31:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:31:58,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:31:58,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387762725] [2024-11-06 23:31:58,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387762725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:31:58,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:31:58,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-06 23:31:58,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475153528] [2024-11-06 23:31:58,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:31:58,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-06 23:31:58,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:31:58,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-06 23:31:58,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-06 23:31:58,523 INFO L87 Difference]: Start difference. First operand 77957 states and 125793 transitions. Second operand has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:32:02,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:32:02,354 INFO L93 Difference]: Finished difference Result 145855 states and 239413 transitions. [2024-11-06 23:32:02,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 23:32:02,354 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 196 [2024-11-06 23:32:02,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:32:02,758 INFO L225 Difference]: With dead ends: 145855 [2024-11-06 23:32:02,758 INFO L226 Difference]: Without dead ends: 145532 [2024-11-06 23:32:02,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-06 23:32:02,825 INFO L432 NwaCegarLoop]: 288 mSDtfsCounter, 1932 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 1879 mSolverCounterSat, 795 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 1369 SdHoareTripleChecker+Invalid, 2674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 795 IncrementalHoareTripleChecker+Valid, 1879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-06 23:32:02,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1949 Valid, 1369 Invalid, 2674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [795 Valid, 1879 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-06 23:32:02,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145532 states. [2024-11-06 23:32:07,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145532 to 145382. [2024-11-06 23:32:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145382 states, 126683 states have (on average 1.5382095466637198) internal successors, (194865), 126698 states have internal predecessors, (194865), 18650 states have call successors, (18650), 44 states have call predecessors, (18650), 48 states have return successors, (20841), 18648 states have call predecessors, (20841), 18649 states have call successors, (20841) [2024-11-06 23:32:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145382 states to 145382 states and 234356 transitions. [2024-11-06 23:32:07,889 INFO L78 Accepts]: Start accepts. Automaton has 145382 states and 234356 transitions. Word has length 196 [2024-11-06 23:32:07,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 23:32:07,890 INFO L471 AbstractCegarLoop]: Abstraction has 145382 states and 234356 transitions. [2024-11-06 23:32:07,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.857142857142858) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 23:32:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 145382 states and 234356 transitions. [2024-11-06 23:32:07,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-06 23:32:07,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 23:32:07,913 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 23:32:07,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-06 23:32:07,913 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__before__EncryptErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 23:32:07,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 23:32:07,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1849567768, now seen corresponding path program 1 times [2024-11-06 23:32:07,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-06 23:32:07,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289501044] [2024-11-06 23:32:07,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 23:32:07,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-06 23:32:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-06 23:32:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-06 23:32:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-06 23:32:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-06 23:32:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-06 23:32:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-06 23:32:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-06 23:32:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-06 23:32:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-06 23:32:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:32:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-06 23:32:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-06 23:32:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:32:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-06 23:32:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-06 23:32:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-06 23:32:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-06 23:32:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-06 23:32:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-06 23:32:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-06 23:32:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-06 23:32:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-06 23:32:08,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-06 23:32:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-06 23:32:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 23:32:08,262 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-06 23:32:08,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-06 23:32:08,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289501044] [2024-11-06 23:32:08,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289501044] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 23:32:08,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 23:32:08,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-06 23:32:08,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233805137] [2024-11-06 23:32:08,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 23:32:08,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-06 23:32:08,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-06 23:32:08,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-06 23:32:08,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2024-11-06 23:32:08,264 INFO L87 Difference]: Start difference. First operand 145382 states and 234356 transitions. Second operand has 18 states, 16 states have (on average 7.75) internal successors, (124), 12 states have internal predecessors, (124), 7 states have call successors, (29), 8 states have call predecessors, (29), 4 states have return successors, (24), 7 states have call predecessors, (24), 7 states have call successors, (24) [2024-11-06 23:32:19,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 23:32:19,443 INFO L93 Difference]: Finished difference Result 290133 states and 479730 transitions. [2024-11-06 23:32:19,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-06 23:32:19,443 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 7.75) internal successors, (124), 12 states have internal predecessors, (124), 7 states have call successors, (29), 8 states have call predecessors, (29), 4 states have return successors, (24), 7 states have call predecessors, (24), 7 states have call successors, (24) Word has length 204 [2024-11-06 23:32:19,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 23:32:20,552 INFO L225 Difference]: With dead ends: 290133 [2024-11-06 23:32:20,552 INFO L226 Difference]: Without dead ends: 289816 [2024-11-06 23:32:20,666 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1479 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=863, Invalid=3967, Unknown=0, NotChecked=0, Total=4830 [2024-11-06 23:32:20,666 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 6307 mSDsluCounter, 4002 mSDsCounter, 0 mSdLazyCounter, 11854 mSolverCounterSat, 2495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6321 SdHoareTripleChecker+Valid, 4343 SdHoareTripleChecker+Invalid, 14349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2495 IncrementalHoareTripleChecker+Valid, 11854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-06 23:32:20,666 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6321 Valid, 4343 Invalid, 14349 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2495 Valid, 11854 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-06 23:32:20,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289816 states.