/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 08:41:54,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 08:41:54,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 08:41:54,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 08:41:54,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 08:41:54,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 08:41:54,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 08:41:54,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 08:41:54,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 08:41:54,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 08:41:54,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 08:41:54,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 08:41:54,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 08:41:54,334 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 08:41:54,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 08:41:54,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 08:41:54,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 08:41:54,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 08:41:54,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 08:41:54,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 08:41:54,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 08:41:54,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 08:41:54,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 08:41:54,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 08:41:54,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 08:41:54,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 08:41:54,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 08:41:54,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 08:41:54,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 08:41:54,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 08:41:54,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 08:41:54,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 08:41:54,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 08:41:54,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 08:41:54,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 08:41:54,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 08:41:54,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 08:41:54,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 08:41:54,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 08:41:54,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 08:41:54,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 08:41:54,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 08:41:54,451 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 08:41:54,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 08:41:54,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 08:41:54,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 08:41:54,456 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 08:41:54,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 08:41:54,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 08:41:54,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 08:41:54,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 08:41:54,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 08:41:54,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 08:41:54,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 08:41:54,459 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 08:41:54,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 08:41:54,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 08:41:54,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 08:41:54,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 08:41:54,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:41:54,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 08:41:54,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 08:41:54,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 08:41:54,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 08:41:54,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 08:41:54,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 08:41:54,462 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 08:41:54,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 08:41:54,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 08:41:54,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 08:41:54,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 08:41:54,908 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 08:41:54,909 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 08:41:54,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2020-12-23 08:41:54,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/798d34cc9/329363d9cc9f472c8270647fb902afd3/FLAGe9443a891 [2020-12-23 08:41:55,737 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 08:41:55,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2020-12-23 08:41:55,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/798d34cc9/329363d9cc9f472c8270647fb902afd3/FLAGe9443a891 [2020-12-23 08:41:55,882 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/798d34cc9/329363d9cc9f472c8270647fb902afd3 [2020-12-23 08:41:55,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 08:41:55,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 08:41:55,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 08:41:55,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 08:41:55,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 08:41:55,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:41:55" (1/1) ... [2020-12-23 08:41:55,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3948124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:55, skipping insertion in model container [2020-12-23 08:41:55,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 08:41:55" (1/1) ... [2020-12-23 08:41:55,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 08:41:56,017 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] [2020-12-23 08:41:56,352 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5249,5262] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2020-12-23 08:41:56,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:41:56,901 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~msg~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] [2020-12-23 08:41:56,925 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5249,5262] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~5,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~tmp~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~9,] left hand side expression in assignment: lhs: VariableLHS[~tmp~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~11,] left hand side expression in assignment: lhs: VariableLHS[~receiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~12,] left hand side expression in assignment: lhs: VariableLHS[~size~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~4,] left hand side expression in assignment: lhs: VariableLHS[~receiver~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~1,] left hand side expression in assignment: lhs: VariableLHS[~second~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~13,] left hand side expression in assignment: lhs: VariableLHS[~tmp~14,] left hand side expression in assignment: lhs: VariableLHS[~fwreceiver~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~15,] left hand side expression in assignment: lhs: VariableLHS[~privkey~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~16,] left hand side expression in assignment: lhs: VariableLHS[~client~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~tmp~17,] left hand side expression in assignment: lhs: VariableLHS[~email~0,] left hand side expression in assignment: lhs: VariableLHS[~queue_empty~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_message~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~queued_client~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~12,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~13,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~14,] left hand side expression in assignment: lhs: VariableLHS[~tmp~18,] left hand side expression in assignment: lhs: VariableLHS[~sender~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~19,] left hand side expression in assignment: lhs: VariableLHS[~privkey~1,] left hand side expression in assignment: lhs: VariableLHS[~__utac__ad__arg1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~20,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~6,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~3,] left hand side expression in assignment: lhs: VariableLHS[~pubkey~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~0,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~15,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~16,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_name2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~17,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_outbuffer2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~18,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientAddressBook_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~21,] left hand side expression in assignment: lhs: VariableLHS[~size~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~19,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~20,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~21,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Alias2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~22,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook0_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook1_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_AddressBook2_Address2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~23,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_autoResponse2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~24,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_privateKey2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~25,] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_ClientKeyring_size2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~tmp~22,] left hand side expression in assignment: lhs: VariableLHS[~size~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~7,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~26,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~27,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_User1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~28,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~29,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring0_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring1_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_Client_Keyring2_PublicKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~30,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_forwardReceiver2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~31,] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_client_idCounter2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___9~0,] left hand side expression in assignment: lhs: VariableLHS[~op1~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___8~0,] left hand side expression in assignment: lhs: VariableLHS[~op2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~op3~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___6~0,] left hand side expression in assignment: lhs: VariableLHS[~op4~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___5~0,] left hand side expression in assignment: lhs: VariableLHS[~op5~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___4~1,] left hand side expression in assignment: lhs: VariableLHS[~op6~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___3~1,] left hand side expression in assignment: lhs: VariableLHS[~op7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~4,] left hand side expression in assignment: lhs: VariableLHS[~op8~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~4,] left hand side expression in assignment: lhs: VariableLHS[~op9~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~7,] left hand side expression in assignment: lhs: VariableLHS[~op10~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~23,] left hand side expression in assignment: lhs: VariableLHS[~op11~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~5,] left hand side expression in assignment: lhs: VariableLHS[~tmp~24,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~8,] left hand side expression in assignment: lhs: VariableLHS[~bob~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp1~0,] left hand side expression in assignment: lhs: VariableLHS[~rjh~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~chuck~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~25,] left hand side expression in assignment: lhs: VariableLHS[~tmp~26,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~9,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~6,] left hand side expression in assignment: lhs: VariableLHS[~__ste_Email_counter~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~33,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~34,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_id1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~35,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_from1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~36,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_to1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~37,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_subject1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp3~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~38,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_body1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~39,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isEncrypted1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~40,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_encryptionKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~41,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSigned1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~42,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_signKey1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~43,] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__ste_email_isSignatureVerified1~0,GLOBAL] [2020-12-23 08:41:57,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 08:41:57,202 INFO L208 MainTranslator]: Completed translation [2020-12-23 08:41:57,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57 WrapperNode [2020-12-23 08:41:57,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 08:41:57,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 08:41:57,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 08:41:57,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 08:41:57,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 08:41:57,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 08:41:57,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 08:41:57,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 08:41:57,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... [2020-12-23 08:41:57,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 08:41:57,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 08:41:57,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 08:41:57,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 08:41:57,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 08:41:57,800 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-12-23 08:41:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 08:41:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 08:41:57,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 08:41:57,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 08:42:01,722 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 08:42:01,723 INFO L299 CfgBuilder]: Removed 937 assume(true) statements. [2020-12-23 08:42:01,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:42:01 BoogieIcfgContainer [2020-12-23 08:42:01,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 08:42:01,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 08:42:01,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 08:42:01,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 08:42:01,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 08:41:55" (1/3) ... [2020-12-23 08:42:01,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309dce73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:42:01, skipping insertion in model container [2020-12-23 08:42:01,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 08:41:57" (2/3) ... [2020-12-23 08:42:01,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309dce73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 08:42:01, skipping insertion in model container [2020-12-23 08:42:01,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 08:42:01" (3/3) ... [2020-12-23 08:42:01,736 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product35.cil.c [2020-12-23 08:42:01,742 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 08:42:01,748 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-12-23 08:42:01,767 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-12-23 08:42:01,803 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 08:42:01,803 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 08:42:01,804 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 08:42:01,804 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 08:42:01,804 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 08:42:01,804 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 08:42:01,804 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 08:42:01,804 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 08:42:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states. [2020-12-23 08:42:01,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-23 08:42:01,861 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:01,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:01,862 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:01,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:01,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1078445167, now seen corresponding path program 1 times [2020-12-23 08:42:01,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:01,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814325734] [2020-12-23 08:42:01,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:02,379 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814325734] [2020-12-23 08:42:02,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:02,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:02,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778100326] [2020-12-23 08:42:02,386 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:02,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:02,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:02,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:02,404 INFO L87 Difference]: Start difference. First operand 1330 states. Second operand 3 states. [2020-12-23 08:42:02,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:02,631 INFO L93 Difference]: Finished difference Result 3955 states and 6755 transitions. [2020-12-23 08:42:02,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:02,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 71 [2020-12-23 08:42:02,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:02,677 INFO L225 Difference]: With dead ends: 3955 [2020-12-23 08:42:02,677 INFO L226 Difference]: Without dead ends: 2492 [2020-12-23 08:42:02,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:02,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2492 states. [2020-12-23 08:42:02,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2492 to 1255. [2020-12-23 08:42:02,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:02,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2142 transitions. [2020-12-23 08:42:02,897 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2142 transitions. Word has length 71 [2020-12-23 08:42:02,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:02,897 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2142 transitions. [2020-12-23 08:42:02,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2142 transitions. [2020-12-23 08:42:02,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-23 08:42:02,905 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:02,905 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:02,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 08:42:02,906 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:02,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:02,907 INFO L82 PathProgramCache]: Analyzing trace with hash -1342018242, now seen corresponding path program 1 times [2020-12-23 08:42:02,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:02,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591085878] [2020-12-23 08:42:02,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:03,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:03,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591085878] [2020-12-23 08:42:03,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:03,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:03,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193810659] [2020-12-23 08:42:03,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:03,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:03,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:03,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:03,046 INFO L87 Difference]: Start difference. First operand 1255 states and 2142 transitions. Second operand 5 states. [2020-12-23 08:42:03,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:03,466 INFO L93 Difference]: Finished difference Result 3714 states and 6342 transitions. [2020-12-23 08:42:03,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 08:42:03,467 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2020-12-23 08:42:03,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:03,482 INFO L225 Difference]: With dead ends: 3714 [2020-12-23 08:42:03,482 INFO L226 Difference]: Without dead ends: 2478 [2020-12-23 08:42:03,486 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:42:03,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2478 states. [2020-12-23 08:42:03,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2478 to 1255. [2020-12-23 08:42:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2141 transitions. [2020-12-23 08:42:03,555 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2141 transitions. Word has length 73 [2020-12-23 08:42:03,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:03,555 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2141 transitions. [2020-12-23 08:42:03,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2141 transitions. [2020-12-23 08:42:03,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-23 08:42:03,561 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:03,562 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:03,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 08:42:03,562 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:03,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:03,563 INFO L82 PathProgramCache]: Analyzing trace with hash 550559889, now seen corresponding path program 1 times [2020-12-23 08:42:03,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:03,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151863215] [2020-12-23 08:42:03,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:03,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151863215] [2020-12-23 08:42:03,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:03,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:03,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721271905] [2020-12-23 08:42:03,711 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:03,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:03,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:03,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:03,715 INFO L87 Difference]: Start difference. First operand 1255 states and 2141 transitions. Second operand 3 states. [2020-12-23 08:42:03,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:03,813 INFO L93 Difference]: Finished difference Result 2492 states and 4256 transitions. [2020-12-23 08:42:03,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:03,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-12-23 08:42:03,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:03,822 INFO L225 Difference]: With dead ends: 2492 [2020-12-23 08:42:03,822 INFO L226 Difference]: Without dead ends: 1260 [2020-12-23 08:42:03,825 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:03,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2020-12-23 08:42:03,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 1255. [2020-12-23 08:42:03,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2140 transitions. [2020-12-23 08:42:03,928 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2140 transitions. Word has length 74 [2020-12-23 08:42:03,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:03,928 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2140 transitions. [2020-12-23 08:42:03,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2140 transitions. [2020-12-23 08:42:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-23 08:42:03,932 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:03,932 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:03,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 08:42:03,932 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:03,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:03,933 INFO L82 PathProgramCache]: Analyzing trace with hash 369219211, now seen corresponding path program 1 times [2020-12-23 08:42:03,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:03,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591119063] [2020-12-23 08:42:03,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:04,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591119063] [2020-12-23 08:42:04,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:04,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:04,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971578243] [2020-12-23 08:42:04,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:04,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:04,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:04,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:04,021 INFO L87 Difference]: Start difference. First operand 1255 states and 2140 transitions. Second operand 3 states. [2020-12-23 08:42:04,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:04,111 INFO L93 Difference]: Finished difference Result 2502 states and 4269 transitions. [2020-12-23 08:42:04,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:04,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2020-12-23 08:42:04,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:04,119 INFO L225 Difference]: With dead ends: 2502 [2020-12-23 08:42:04,119 INFO L226 Difference]: Without dead ends: 1255 [2020-12-23 08:42:04,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:04,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2020-12-23 08:42:04,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1255. [2020-12-23 08:42:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2138 transitions. [2020-12-23 08:42:04,178 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2138 transitions. Word has length 75 [2020-12-23 08:42:04,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:04,178 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2138 transitions. [2020-12-23 08:42:04,178 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2138 transitions. [2020-12-23 08:42:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-23 08:42:04,181 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:04,181 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:04,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 08:42:04,182 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:04,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:04,183 INFO L82 PathProgramCache]: Analyzing trace with hash 444374934, now seen corresponding path program 1 times [2020-12-23 08:42:04,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:04,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140802346] [2020-12-23 08:42:04,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:04,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140802346] [2020-12-23 08:42:04,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:04,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:04,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066524966] [2020-12-23 08:42:04,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:04,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:04,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:04,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:04,293 INFO L87 Difference]: Start difference. First operand 1255 states and 2138 transitions. Second operand 5 states. [2020-12-23 08:42:04,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:04,661 INFO L93 Difference]: Finished difference Result 3704 states and 6322 transitions. [2020-12-23 08:42:04,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:42:04,663 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2020-12-23 08:42:04,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:04,679 INFO L225 Difference]: With dead ends: 3704 [2020-12-23 08:42:04,679 INFO L226 Difference]: Without dead ends: 2476 [2020-12-23 08:42:04,684 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:42:04,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2020-12-23 08:42:04,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 1255. [2020-12-23 08:42:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:04,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2137 transitions. [2020-12-23 08:42:04,810 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2137 transitions. Word has length 76 [2020-12-23 08:42:04,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:04,812 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2137 transitions. [2020-12-23 08:42:04,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2137 transitions. [2020-12-23 08:42:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-23 08:42:04,816 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:04,816 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:04,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 08:42:04,817 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:04,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:04,817 INFO L82 PathProgramCache]: Analyzing trace with hash 2048642643, now seen corresponding path program 1 times [2020-12-23 08:42:04,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:04,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748839490] [2020-12-23 08:42:04,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:04,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748839490] [2020-12-23 08:42:04,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:04,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:04,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762365210] [2020-12-23 08:42:04,975 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:04,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:04,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:04,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:04,977 INFO L87 Difference]: Start difference. First operand 1255 states and 2137 transitions. Second operand 5 states. [2020-12-23 08:42:05,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:05,350 INFO L93 Difference]: Finished difference Result 3709 states and 6327 transitions. [2020-12-23 08:42:05,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:42:05,350 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 77 [2020-12-23 08:42:05,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:05,365 INFO L225 Difference]: With dead ends: 3709 [2020-12-23 08:42:05,366 INFO L226 Difference]: Without dead ends: 2481 [2020-12-23 08:42:05,369 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:42:05,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2481 states. [2020-12-23 08:42:05,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2481 to 1255. [2020-12-23 08:42:05,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-12-23 08:42:05,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 2136 transitions. [2020-12-23 08:42:05,455 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 2136 transitions. Word has length 77 [2020-12-23 08:42:05,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:05,455 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 2136 transitions. [2020-12-23 08:42:05,455 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:05,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 2136 transitions. [2020-12-23 08:42:05,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-23 08:42:05,463 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:05,464 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:05,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 08:42:05,464 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:05,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:05,468 INFO L82 PathProgramCache]: Analyzing trace with hash -901340101, now seen corresponding path program 1 times [2020-12-23 08:42:05,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:05,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538135545] [2020-12-23 08:42:05,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:05,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:05,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538135545] [2020-12-23 08:42:05,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:05,566 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:05,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468749588] [2020-12-23 08:42:05,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:05,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:05,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:05,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:05,567 INFO L87 Difference]: Start difference. First operand 1255 states and 2136 transitions. Second operand 3 states. [2020-12-23 08:42:05,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:05,655 INFO L93 Difference]: Finished difference Result 2225 states and 3759 transitions. [2020-12-23 08:42:05,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:05,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2020-12-23 08:42:05,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:05,663 INFO L225 Difference]: With dead ends: 2225 [2020-12-23 08:42:05,663 INFO L226 Difference]: Without dead ends: 1258 [2020-12-23 08:42:05,665 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:05,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1258 states. [2020-12-23 08:42:05,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1258 to 1257. [2020-12-23 08:42:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1257 states. [2020-12-23 08:42:05,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 2138 transitions. [2020-12-23 08:42:05,743 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 2138 transitions. Word has length 78 [2020-12-23 08:42:05,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:05,743 INFO L481 AbstractCegarLoop]: Abstraction has 1257 states and 2138 transitions. [2020-12-23 08:42:05,743 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 2138 transitions. [2020-12-23 08:42:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-23 08:42:05,745 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:05,746 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:05,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 08:42:05,746 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:05,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:05,747 INFO L82 PathProgramCache]: Analyzing trace with hash 369190285, now seen corresponding path program 1 times [2020-12-23 08:42:05,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:05,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504831284] [2020-12-23 08:42:05,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:05,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:05,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504831284] [2020-12-23 08:42:05,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:05,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:05,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230980749] [2020-12-23 08:42:05,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:05,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:05,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:05,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:05,846 INFO L87 Difference]: Start difference. First operand 1257 states and 2138 transitions. Second operand 3 states. [2020-12-23 08:42:06,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:06,014 INFO L93 Difference]: Finished difference Result 3657 states and 6238 transitions. [2020-12-23 08:42:06,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:06,015 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2020-12-23 08:42:06,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:06,029 INFO L225 Difference]: With dead ends: 3657 [2020-12-23 08:42:06,030 INFO L226 Difference]: Without dead ends: 2431 [2020-12-23 08:42:06,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:06,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2431 states. [2020-12-23 08:42:06,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2431 to 1464. [2020-12-23 08:42:06,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1464 states. [2020-12-23 08:42:06,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1464 states and 2520 transitions. [2020-12-23 08:42:06,133 INFO L78 Accepts]: Start accepts. Automaton has 1464 states and 2520 transitions. Word has length 86 [2020-12-23 08:42:06,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:06,133 INFO L481 AbstractCegarLoop]: Abstraction has 1464 states and 2520 transitions. [2020-12-23 08:42:06,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2520 transitions. [2020-12-23 08:42:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-23 08:42:06,136 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:06,136 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:06,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 08:42:06,137 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:06,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:06,137 INFO L82 PathProgramCache]: Analyzing trace with hash 2020237006, now seen corresponding path program 1 times [2020-12-23 08:42:06,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:06,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344164589] [2020-12-23 08:42:06,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:06,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344164589] [2020-12-23 08:42:06,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:06,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:06,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950391356] [2020-12-23 08:42:06,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:06,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:06,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:06,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:06,255 INFO L87 Difference]: Start difference. First operand 1464 states and 2520 transitions. Second operand 5 states. [2020-12-23 08:42:06,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:06,611 INFO L93 Difference]: Finished difference Result 4322 states and 7466 transitions. [2020-12-23 08:42:06,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:42:06,612 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 87 [2020-12-23 08:42:06,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:06,628 INFO L225 Difference]: With dead ends: 4322 [2020-12-23 08:42:06,628 INFO L226 Difference]: Without dead ends: 2889 [2020-12-23 08:42:06,631 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:42:06,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2889 states. [2020-12-23 08:42:06,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2889 to 1464. [2020-12-23 08:42:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1464 states. [2020-12-23 08:42:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1464 states and 2518 transitions. [2020-12-23 08:42:06,756 INFO L78 Accepts]: Start accepts. Automaton has 1464 states and 2518 transitions. Word has length 87 [2020-12-23 08:42:06,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:06,757 INFO L481 AbstractCegarLoop]: Abstraction has 1464 states and 2518 transitions. [2020-12-23 08:42:06,757 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2518 transitions. [2020-12-23 08:42:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-23 08:42:06,760 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:06,760 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:06,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 08:42:06,760 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:06,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:06,761 INFO L82 PathProgramCache]: Analyzing trace with hash 861930263, now seen corresponding path program 1 times [2020-12-23 08:42:06,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:06,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814711942] [2020-12-23 08:42:06,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:06,879 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:06,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814711942] [2020-12-23 08:42:06,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:06,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:06,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866532818] [2020-12-23 08:42:06,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:06,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:06,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:06,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:06,884 INFO L87 Difference]: Start difference. First operand 1464 states and 2518 transitions. Second operand 3 states. [2020-12-23 08:42:07,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:07,082 INFO L93 Difference]: Finished difference Result 4320 states and 7458 transitions. [2020-12-23 08:42:07,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:07,085 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 88 [2020-12-23 08:42:07,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:07,100 INFO L225 Difference]: With dead ends: 4320 [2020-12-23 08:42:07,101 INFO L226 Difference]: Without dead ends: 2887 [2020-12-23 08:42:07,105 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:07,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2887 states. [2020-12-23 08:42:07,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2887 to 1920. [2020-12-23 08:42:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1920 states. [2020-12-23 08:42:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1920 states and 3359 transitions. [2020-12-23 08:42:07,240 INFO L78 Accepts]: Start accepts. Automaton has 1920 states and 3359 transitions. Word has length 88 [2020-12-23 08:42:07,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:07,243 INFO L481 AbstractCegarLoop]: Abstraction has 1920 states and 3359 transitions. [2020-12-23 08:42:07,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:07,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3359 transitions. [2020-12-23 08:42:07,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-23 08:42:07,246 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:07,247 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:07,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 08:42:07,247 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:07,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:07,248 INFO L82 PathProgramCache]: Analyzing trace with hash 344013753, now seen corresponding path program 1 times [2020-12-23 08:42:07,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:07,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082944327] [2020-12-23 08:42:07,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:07,341 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:07,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082944327] [2020-12-23 08:42:07,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410706747] [2020-12-23 08:42:07,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 08:42:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:07,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 08:42:07,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 08:42:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:08,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 08:42:08,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-12-23 08:42:08,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380133050] [2020-12-23 08:42:08,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:08,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:08,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:08,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:08,098 INFO L87 Difference]: Start difference. First operand 1920 states and 3359 transitions. Second operand 5 states. [2020-12-23 08:42:08,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:08,344 INFO L93 Difference]: Finished difference Result 4120 states and 7082 transitions. [2020-12-23 08:42:08,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 08:42:08,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2020-12-23 08:42:08,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:08,384 INFO L225 Difference]: With dead ends: 4120 [2020-12-23 08:42:08,384 INFO L226 Difference]: Without dead ends: 3153 [2020-12-23 08:42:08,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:08,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3153 states. [2020-12-23 08:42:08,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3153 to 2183. [2020-12-23 08:42:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2183 states. [2020-12-23 08:42:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 3838 transitions. [2020-12-23 08:42:08,572 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 3838 transitions. Word has length 88 [2020-12-23 08:42:08,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:08,573 INFO L481 AbstractCegarLoop]: Abstraction has 2183 states and 3838 transitions. [2020-12-23 08:42:08,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 3838 transitions. [2020-12-23 08:42:08,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-23 08:42:08,576 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:08,577 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:08,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-12-23 08:42:08,791 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:08,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:08,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1145656828, now seen corresponding path program 1 times [2020-12-23 08:42:08,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:08,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067818564] [2020-12-23 08:42:08,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:08,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:08,867 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067818564] [2020-12-23 08:42:08,867 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:08,867 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:08,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466433159] [2020-12-23 08:42:08,868 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:08,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:08,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:08,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:08,869 INFO L87 Difference]: Start difference. First operand 2183 states and 3838 transitions. Second operand 3 states. [2020-12-23 08:42:09,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:09,183 INFO L93 Difference]: Finished difference Result 6136 states and 10799 transitions. [2020-12-23 08:42:09,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:09,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2020-12-23 08:42:09,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:09,195 INFO L225 Difference]: With dead ends: 6136 [2020-12-23 08:42:09,195 INFO L226 Difference]: Without dead ends: 4054 [2020-12-23 08:42:09,200 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:09,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4054 states. [2020-12-23 08:42:09,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4054 to 3087. [2020-12-23 08:42:09,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3087 states. [2020-12-23 08:42:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 3087 states and 5499 transitions. [2020-12-23 08:42:09,435 INFO L78 Accepts]: Start accepts. Automaton has 3087 states and 5499 transitions. Word has length 92 [2020-12-23 08:42:09,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:09,436 INFO L481 AbstractCegarLoop]: Abstraction has 3087 states and 5499 transitions. [2020-12-23 08:42:09,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 5499 transitions. [2020-12-23 08:42:09,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-23 08:42:09,442 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:09,443 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:09,443 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 08:42:09,443 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:09,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:09,444 INFO L82 PathProgramCache]: Analyzing trace with hash 280266876, now seen corresponding path program 1 times [2020-12-23 08:42:09,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:09,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042885082] [2020-12-23 08:42:09,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:09,523 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042885082] [2020-12-23 08:42:09,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:09,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:09,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897184813] [2020-12-23 08:42:09,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:09,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:09,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:09,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:09,525 INFO L87 Difference]: Start difference. First operand 3087 states and 5499 transitions. Second operand 3 states. [2020-12-23 08:42:09,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:09,860 INFO L93 Difference]: Finished difference Result 8584 states and 15301 transitions. [2020-12-23 08:42:09,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:09,860 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 93 [2020-12-23 08:42:09,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:09,877 INFO L225 Difference]: With dead ends: 8584 [2020-12-23 08:42:09,877 INFO L226 Difference]: Without dead ends: 5632 [2020-12-23 08:42:09,885 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:09,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5632 states. [2020-12-23 08:42:10,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5632 to 4665. [2020-12-23 08:42:10,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4665 states. [2020-12-23 08:42:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4665 states to 4665 states and 8396 transitions. [2020-12-23 08:42:10,234 INFO L78 Accepts]: Start accepts. Automaton has 4665 states and 8396 transitions. Word has length 93 [2020-12-23 08:42:10,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:10,235 INFO L481 AbstractCegarLoop]: Abstraction has 4665 states and 8396 transitions. [2020-12-23 08:42:10,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:10,235 INFO L276 IsEmpty]: Start isEmpty. Operand 4665 states and 8396 transitions. [2020-12-23 08:42:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-23 08:42:10,245 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:10,245 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:10,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 08:42:10,246 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:10,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:10,246 INFO L82 PathProgramCache]: Analyzing trace with hash 2071031083, now seen corresponding path program 1 times [2020-12-23 08:42:10,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:10,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300451376] [2020-12-23 08:42:10,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:10,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:10,328 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300451376] [2020-12-23 08:42:10,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:10,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:10,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73209397] [2020-12-23 08:42:10,329 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:10,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:10,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:10,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:10,330 INFO L87 Difference]: Start difference. First operand 4665 states and 8396 transitions. Second operand 3 states. [2020-12-23 08:42:10,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:10,819 INFO L93 Difference]: Finished difference Result 13034 states and 23475 transitions. [2020-12-23 08:42:10,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:10,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2020-12-23 08:42:10,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:10,841 INFO L225 Difference]: With dead ends: 13034 [2020-12-23 08:42:10,841 INFO L226 Difference]: Without dead ends: 8538 [2020-12-23 08:42:10,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:10,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8538 states. [2020-12-23 08:42:11,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8538 to 7571. [2020-12-23 08:42:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7571 states. [2020-12-23 08:42:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7571 states to 7571 states and 13725 transitions. [2020-12-23 08:42:11,260 INFO L78 Accepts]: Start accepts. Automaton has 7571 states and 13725 transitions. Word has length 94 [2020-12-23 08:42:11,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:11,260 INFO L481 AbstractCegarLoop]: Abstraction has 7571 states and 13725 transitions. [2020-12-23 08:42:11,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:11,261 INFO L276 IsEmpty]: Start isEmpty. Operand 7571 states and 13725 transitions. [2020-12-23 08:42:11,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-23 08:42:11,274 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:11,274 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:11,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 08:42:11,274 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:11,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:11,275 INFO L82 PathProgramCache]: Analyzing trace with hash -795396917, now seen corresponding path program 1 times [2020-12-23 08:42:11,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:11,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169551795] [2020-12-23 08:42:11,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:11,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169551795] [2020-12-23 08:42:11,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:11,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:11,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341844188] [2020-12-23 08:42:11,366 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:11,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:11,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:11,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:11,368 INFO L87 Difference]: Start difference. First operand 7571 states and 13725 transitions. Second operand 3 states. [2020-12-23 08:42:12,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:12,063 INFO L93 Difference]: Finished difference Result 22078 states and 40073 transitions. [2020-12-23 08:42:12,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:12,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2020-12-23 08:42:12,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:12,120 INFO L225 Difference]: With dead ends: 22078 [2020-12-23 08:42:12,120 INFO L226 Difference]: Without dead ends: 14684 [2020-12-23 08:42:12,141 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:12,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14684 states. [2020-12-23 08:42:13,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14684 to 13717. [2020-12-23 08:42:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13717 states. [2020-12-23 08:42:13,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13717 states to 13717 states and 24990 transitions. [2020-12-23 08:42:13,260 INFO L78 Accepts]: Start accepts. Automaton has 13717 states and 24990 transitions. Word has length 95 [2020-12-23 08:42:13,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:13,260 INFO L481 AbstractCegarLoop]: Abstraction has 13717 states and 24990 transitions. [2020-12-23 08:42:13,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:13,260 INFO L276 IsEmpty]: Start isEmpty. Operand 13717 states and 24990 transitions. [2020-12-23 08:42:13,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-23 08:42:13,285 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:13,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:13,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 08:42:13,286 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:13,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:13,287 INFO L82 PathProgramCache]: Analyzing trace with hash -2036317988, now seen corresponding path program 1 times [2020-12-23 08:42:13,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:13,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141176361] [2020-12-23 08:42:13,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:13,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:13,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141176361] [2020-12-23 08:42:13,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:13,378 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:13,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267028355] [2020-12-23 08:42:13,379 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:13,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:13,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:13,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:13,380 INFO L87 Difference]: Start difference. First operand 13717 states and 24990 transitions. Second operand 3 states. [2020-12-23 08:42:14,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:14,795 INFO L93 Difference]: Finished difference Result 40346 states and 73567 transitions. [2020-12-23 08:42:14,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:14,796 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-12-23 08:42:14,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:14,880 INFO L225 Difference]: With dead ends: 40346 [2020-12-23 08:42:14,880 INFO L226 Difference]: Without dead ends: 26814 [2020-12-23 08:42:14,905 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:14,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26814 states. [2020-12-23 08:42:16,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26814 to 25847. [2020-12-23 08:42:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25847 states. [2020-12-23 08:42:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25847 states to 25847 states and 47199 transitions. [2020-12-23 08:42:16,459 INFO L78 Accepts]: Start accepts. Automaton has 25847 states and 47199 transitions. Word has length 96 [2020-12-23 08:42:16,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:16,459 INFO L481 AbstractCegarLoop]: Abstraction has 25847 states and 47199 transitions. [2020-12-23 08:42:16,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:16,459 INFO L276 IsEmpty]: Start isEmpty. Operand 25847 states and 47199 transitions. [2020-12-23 08:42:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-23 08:42:16,498 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:16,499 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:16,499 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 08:42:16,499 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:16,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:16,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1096493540, now seen corresponding path program 1 times [2020-12-23 08:42:16,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:16,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071505197] [2020-12-23 08:42:16,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:16,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071505197] [2020-12-23 08:42:16,598 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:16,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:16,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784777614] [2020-12-23 08:42:16,600 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:16,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:16,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:16,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:16,601 INFO L87 Difference]: Start difference. First operand 25847 states and 47199 transitions. Second operand 3 states. [2020-12-23 08:42:18,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:18,724 INFO L93 Difference]: Finished difference Result 71375 states and 129930 transitions. [2020-12-23 08:42:18,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:18,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-12-23 08:42:18,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:18,858 INFO L225 Difference]: With dead ends: 71375 [2020-12-23 08:42:18,858 INFO L226 Difference]: Without dead ends: 45760 [2020-12-23 08:42:18,894 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:18,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45760 states. [2020-12-23 08:42:21,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45760 to 44793. [2020-12-23 08:42:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44793 states. [2020-12-23 08:42:21,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44793 states to 44793 states and 81376 transitions. [2020-12-23 08:42:21,257 INFO L78 Accepts]: Start accepts. Automaton has 44793 states and 81376 transitions. Word has length 97 [2020-12-23 08:42:21,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:21,258 INFO L481 AbstractCegarLoop]: Abstraction has 44793 states and 81376 transitions. [2020-12-23 08:42:21,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand 44793 states and 81376 transitions. [2020-12-23 08:42:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-23 08:42:21,292 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:21,293 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:21,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 08:42:21,293 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:21,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:21,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1424370411, now seen corresponding path program 1 times [2020-12-23 08:42:21,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:21,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163455305] [2020-12-23 08:42:21,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:21,387 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-23 08:42:21,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163455305] [2020-12-23 08:42:21,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:21,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:21,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933839075] [2020-12-23 08:42:21,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:21,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:21,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:21,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:21,389 INFO L87 Difference]: Start difference. First operand 44793 states and 81376 transitions. Second operand 5 states. [2020-12-23 08:42:24,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:24,763 INFO L93 Difference]: Finished difference Result 131988 states and 239763 transitions. [2020-12-23 08:42:24,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 08:42:24,767 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2020-12-23 08:42:24,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:25,025 INFO L225 Difference]: With dead ends: 131988 [2020-12-23 08:42:25,025 INFO L226 Difference]: Without dead ends: 87495 [2020-12-23 08:42:25,124 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 08:42:25,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87495 states. [2020-12-23 08:42:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87495 to 44793. [2020-12-23 08:42:27,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44793 states. [2020-12-23 08:42:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44793 states to 44793 states and 81118 transitions. [2020-12-23 08:42:27,701 INFO L78 Accepts]: Start accepts. Automaton has 44793 states and 81118 transitions. Word has length 98 [2020-12-23 08:42:27,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:27,701 INFO L481 AbstractCegarLoop]: Abstraction has 44793 states and 81118 transitions. [2020-12-23 08:42:27,701 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:27,701 INFO L276 IsEmpty]: Start isEmpty. Operand 44793 states and 81118 transitions. [2020-12-23 08:42:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-23 08:42:27,735 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:27,736 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:27,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 08:42:27,736 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:27,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:27,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1942286921, now seen corresponding path program 2 times [2020-12-23 08:42:27,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:27,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62647970] [2020-12-23 08:42:27,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:27,835 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62647970] [2020-12-23 08:42:27,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:27,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 08:42:27,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76447174] [2020-12-23 08:42:27,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:42:27,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:27,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:42:27,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:42:27,838 INFO L87 Difference]: Start difference. First operand 44793 states and 81118 transitions. Second operand 5 states. [2020-12-23 08:42:28,026 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2020-12-23 08:42:29,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:29,826 INFO L93 Difference]: Finished difference Result 90247 states and 163332 transitions. [2020-12-23 08:42:29,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:42:29,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 98 [2020-12-23 08:42:29,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:29,919 INFO L225 Difference]: With dead ends: 90247 [2020-12-23 08:42:29,919 INFO L226 Difference]: Without dead ends: 45760 [2020-12-23 08:42:29,971 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:42:30,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45760 states. [2020-12-23 08:42:32,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45760 to 44793. [2020-12-23 08:42:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44793 states. [2020-12-23 08:42:32,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44793 states to 44793 states and 80990 transitions. [2020-12-23 08:42:32,088 INFO L78 Accepts]: Start accepts. Automaton has 44793 states and 80990 transitions. Word has length 98 [2020-12-23 08:42:32,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:32,088 INFO L481 AbstractCegarLoop]: Abstraction has 44793 states and 80990 transitions. [2020-12-23 08:42:32,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:42:32,088 INFO L276 IsEmpty]: Start isEmpty. Operand 44793 states and 80990 transitions. [2020-12-23 08:42:32,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-23 08:42:32,106 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:32,107 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 08:42:32,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 08:42:32,107 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:32,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:32,107 INFO L82 PathProgramCache]: Analyzing trace with hash -192235862, now seen corresponding path program 1 times [2020-12-23 08:42:32,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:32,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599164586] [2020-12-23 08:42:32,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:32,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 08:42:32,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599164586] [2020-12-23 08:42:32,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:32,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:32,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375736549] [2020-12-23 08:42:32,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 08:42:32,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:32,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 08:42:32,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:32,179 INFO L87 Difference]: Start difference. First operand 44793 states and 80990 transitions. Second operand 3 states. [2020-12-23 08:42:35,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:35,141 INFO L93 Difference]: Finished difference Result 125873 states and 227406 transitions. [2020-12-23 08:42:35,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 08:42:35,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-12-23 08:42:35,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:35,365 INFO L225 Difference]: With dead ends: 125873 [2020-12-23 08:42:35,365 INFO L226 Difference]: Without dead ends: 81346 [2020-12-23 08:42:35,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 08:42:35,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81346 states. [2020-12-23 08:42:38,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81346 to 80379. [2020-12-23 08:42:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80379 states. [2020-12-23 08:42:39,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80379 states to 80379 states and 144991 transitions. [2020-12-23 08:42:39,143 INFO L78 Accepts]: Start accepts. Automaton has 80379 states and 144991 transitions. Word has length 98 [2020-12-23 08:42:39,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:39,143 INFO L481 AbstractCegarLoop]: Abstraction has 80379 states and 144991 transitions. [2020-12-23 08:42:39,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 08:42:39,144 INFO L276 IsEmpty]: Start isEmpty. Operand 80379 states and 144991 transitions. [2020-12-23 08:42:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-23 08:42:39,170 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:39,170 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:39,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-23 08:42:39,170 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:39,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:39,171 INFO L82 PathProgramCache]: Analyzing trace with hash 955703601, now seen corresponding path program 1 times [2020-12-23 08:42:39,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:39,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813601223] [2020-12-23 08:42:39,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:42:39,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813601223] [2020-12-23 08:42:39,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:39,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-23 08:42:39,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119146137] [2020-12-23 08:42:39,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 08:42:39,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:39,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 08:42:39,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:42:39,343 INFO L87 Difference]: Start difference. First operand 80379 states and 144991 transitions. Second operand 9 states. [2020-12-23 08:42:48,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:42:48,048 INFO L93 Difference]: Finished difference Result 167786 states and 301549 transitions. [2020-12-23 08:42:48,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-12-23 08:42:48,049 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 99 [2020-12-23 08:42:48,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:42:48,350 INFO L225 Difference]: With dead ends: 167786 [2020-12-23 08:42:48,350 INFO L226 Difference]: Without dead ends: 166887 [2020-12-23 08:42:48,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=438, Unknown=0, NotChecked=0, Total=650 [2020-12-23 08:42:48,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166887 states. [2020-12-23 08:42:54,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166887 to 160968. [2020-12-23 08:42:54,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160968 states. [2020-12-23 08:42:55,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160968 states to 160968 states and 290345 transitions. [2020-12-23 08:42:55,362 INFO L78 Accepts]: Start accepts. Automaton has 160968 states and 290345 transitions. Word has length 99 [2020-12-23 08:42:55,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:42:55,362 INFO L481 AbstractCegarLoop]: Abstraction has 160968 states and 290345 transitions. [2020-12-23 08:42:55,362 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 08:42:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 160968 states and 290345 transitions. [2020-12-23 08:42:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-23 08:42:55,440 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:42:55,440 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:42:55,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 08:42:55,441 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:42:55,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:42:55,441 INFO L82 PathProgramCache]: Analyzing trace with hash 109260523, now seen corresponding path program 1 times [2020-12-23 08:42:55,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:42:55,442 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1139598965] [2020-12-23 08:42:55,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:42:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:42:55,526 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:42:55,526 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1139598965] [2020-12-23 08:42:55,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:42:55,526 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 08:42:55,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1294204979] [2020-12-23 08:42:55,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 08:42:55,527 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:42:55,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 08:42:55,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 08:42:55,528 INFO L87 Difference]: Start difference. First operand 160968 states and 290345 transitions. Second operand 4 states. [2020-12-23 08:43:04,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:43:04,223 INFO L93 Difference]: Finished difference Result 246802 states and 444330 transitions. [2020-12-23 08:43:04,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 08:43:04,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 100 [2020-12-23 08:43:04,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:43:04,744 INFO L225 Difference]: With dead ends: 246802 [2020-12-23 08:43:04,744 INFO L226 Difference]: Without dead ends: 245234 [2020-12-23 08:43:04,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:43:05,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245234 states. [2020-12-23 08:43:14,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245234 to 241758. [2020-12-23 08:43:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241758 states. [2020-12-23 08:43:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241758 states to 241758 states and 436020 transitions. [2020-12-23 08:43:15,768 INFO L78 Accepts]: Start accepts. Automaton has 241758 states and 436020 transitions. Word has length 100 [2020-12-23 08:43:15,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:43:15,768 INFO L481 AbstractCegarLoop]: Abstraction has 241758 states and 436020 transitions. [2020-12-23 08:43:15,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 08:43:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 241758 states and 436020 transitions. [2020-12-23 08:43:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-23 08:43:15,834 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:43:15,834 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:43:15,835 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 08:43:15,835 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:43:15,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:43:15,835 INFO L82 PathProgramCache]: Analyzing trace with hash -285106263, now seen corresponding path program 1 times [2020-12-23 08:43:15,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:43:15,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122092069] [2020-12-23 08:43:15,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:43:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:43:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:43:16,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122092069] [2020-12-23 08:43:16,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:43:16,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-12-23 08:43:16,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251760017] [2020-12-23 08:43:16,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-12-23 08:43:16,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:43:16,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-12-23 08:43:16,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:43:16,019 INFO L87 Difference]: Start difference. First operand 241758 states and 436020 transitions. Second operand 9 states. [2020-12-23 08:43:28,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:43:28,266 INFO L93 Difference]: Finished difference Result 265675 states and 475786 transitions. [2020-12-23 08:43:28,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-12-23 08:43:28,267 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 100 [2020-12-23 08:43:28,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:43:28,835 INFO L225 Difference]: With dead ends: 265675 [2020-12-23 08:43:28,835 INFO L226 Difference]: Without dead ends: 262259 [2020-12-23 08:43:28,904 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=359, Unknown=0, NotChecked=0, Total=506 [2020-12-23 08:43:29,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262259 states. [2020-12-23 08:43:39,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262259 to 244580. [2020-12-23 08:43:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244580 states. [2020-12-23 08:43:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244580 states to 244580 states and 440677 transitions. [2020-12-23 08:43:40,326 INFO L78 Accepts]: Start accepts. Automaton has 244580 states and 440677 transitions. Word has length 100 [2020-12-23 08:43:40,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:43:40,327 INFO L481 AbstractCegarLoop]: Abstraction has 244580 states and 440677 transitions. [2020-12-23 08:43:40,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-12-23 08:43:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 244580 states and 440677 transitions. [2020-12-23 08:43:40,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-23 08:43:40,408 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:43:40,408 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:43:40,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 08:43:40,409 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:43:40,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:43:40,409 INFO L82 PathProgramCache]: Analyzing trace with hash 399190289, now seen corresponding path program 1 times [2020-12-23 08:43:40,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:43:40,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985984790] [2020-12-23 08:43:40,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:43:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:43:40,507 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:43:40,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985984790] [2020-12-23 08:43:40,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:43:40,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 08:43:40,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222283252] [2020-12-23 08:43:40,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 08:43:40,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:43:40,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 08:43:40,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 08:43:40,510 INFO L87 Difference]: Start difference. First operand 244580 states and 440677 transitions. Second operand 5 states. [2020-12-23 08:43:54,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:43:54,422 INFO L93 Difference]: Finished difference Result 284160 states and 506217 transitions. [2020-12-23 08:43:54,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:43:54,423 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 101 [2020-12-23 08:43:54,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:43:55,131 INFO L225 Difference]: With dead ends: 284160 [2020-12-23 08:43:55,132 INFO L226 Difference]: Without dead ends: 278362 [2020-12-23 08:43:55,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-23 08:43:55,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278362 states. [2020-12-23 08:44:06,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278362 to 251330. [2020-12-23 08:44:06,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251330 states. [2020-12-23 08:44:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251330 states to 251330 states and 451593 transitions. [2020-12-23 08:44:07,534 INFO L78 Accepts]: Start accepts. Automaton has 251330 states and 451593 transitions. Word has length 101 [2020-12-23 08:44:07,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:44:07,534 INFO L481 AbstractCegarLoop]: Abstraction has 251330 states and 451593 transitions. [2020-12-23 08:44:07,534 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 08:44:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 251330 states and 451593 transitions. [2020-12-23 08:44:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 08:44:07,612 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:44:07,612 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:44:07,613 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 08:44:07,613 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:44:07,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:44:07,613 INFO L82 PathProgramCache]: Analyzing trace with hash 466946498, now seen corresponding path program 1 times [2020-12-23 08:44:07,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:44:07,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483956979] [2020-12-23 08:44:07,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:44:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:44:07,716 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:44:07,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483956979] [2020-12-23 08:44:07,717 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:44:07,717 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-23 08:44:07,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053422064] [2020-12-23 08:44:07,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 08:44:07,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:44:07,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 08:44:07,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-23 08:44:07,719 INFO L87 Difference]: Start difference. First operand 251330 states and 451593 transitions. Second operand 7 states. [2020-12-23 08:44:22,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:44:22,410 INFO L93 Difference]: Finished difference Result 307706 states and 544159 transitions. [2020-12-23 08:44:22,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-23 08:44:22,410 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 103 [2020-12-23 08:44:22,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:44:23,056 INFO L225 Difference]: With dead ends: 307706 [2020-12-23 08:44:23,056 INFO L226 Difference]: Without dead ends: 296510 [2020-12-23 08:44:23,142 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2020-12-23 08:44:23,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296510 states. [2020-12-23 08:44:34,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296510 to 251478. [2020-12-23 08:44:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251478 states. [2020-12-23 08:44:35,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251478 states to 251478 states and 451741 transitions. [2020-12-23 08:44:35,883 INFO L78 Accepts]: Start accepts. Automaton has 251478 states and 451741 transitions. Word has length 103 [2020-12-23 08:44:35,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:44:35,884 INFO L481 AbstractCegarLoop]: Abstraction has 251478 states and 451741 transitions. [2020-12-23 08:44:35,884 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 08:44:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 251478 states and 451741 transitions. [2020-12-23 08:44:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-23 08:44:35,970 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:44:35,970 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:44:35,970 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-23 08:44:35,971 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:44:35,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:44:35,971 INFO L82 PathProgramCache]: Analyzing trace with hash 403785565, now seen corresponding path program 1 times [2020-12-23 08:44:35,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:44:35,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741023934] [2020-12-23 08:44:35,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:44:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:44:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:44:36,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741023934] [2020-12-23 08:44:36,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:44:36,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-12-23 08:44:36,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068562761] [2020-12-23 08:44:36,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-12-23 08:44:36,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:44:36,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-12-23 08:44:36,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2020-12-23 08:44:36,162 INFO L87 Difference]: Start difference. First operand 251478 states and 451741 transitions. Second operand 11 states. [2020-12-23 08:44:47,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:44:47,925 INFO L93 Difference]: Finished difference Result 272146 states and 485245 transitions. [2020-12-23 08:44:47,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-12-23 08:44:47,925 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 103 [2020-12-23 08:44:47,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:44:48,480 INFO L225 Difference]: With dead ends: 272146 [2020-12-23 08:44:48,480 INFO L226 Difference]: Without dead ends: 259424 [2020-12-23 08:44:48,548 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=254, Invalid=616, Unknown=0, NotChecked=0, Total=870 [2020-12-23 08:44:48,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259424 states. [2020-12-23 08:45:01,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259424 to 251248. [2020-12-23 08:45:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 251248 states. [2020-12-23 08:45:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251248 states to 251248 states and 451281 transitions. [2020-12-23 08:45:03,423 INFO L78 Accepts]: Start accepts. Automaton has 251248 states and 451281 transitions. Word has length 103 [2020-12-23 08:45:03,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 08:45:03,424 INFO L481 AbstractCegarLoop]: Abstraction has 251248 states and 451281 transitions. [2020-12-23 08:45:03,424 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-12-23 08:45:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 251248 states and 451281 transitions. [2020-12-23 08:45:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-23 08:45:03,588 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 08:45:03,588 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-12-23 08:45:03,589 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 08:45:03,589 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 08:45:03,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 08:45:03,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1433616523, now seen corresponding path program 1 times [2020-12-23 08:45:03,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 08:45:03,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892449010] [2020-12-23 08:45:03,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 08:45:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 08:45:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-23 08:45:03,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892449010] [2020-12-23 08:45:03,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 08:45:03,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-23 08:45:03,916 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851683218] [2020-12-23 08:45:03,916 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-23 08:45:03,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 08:45:03,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-23 08:45:03,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2020-12-23 08:45:03,920 INFO L87 Difference]: Start difference. First operand 251248 states and 451281 transitions. Second operand 12 states. [2020-12-23 08:45:25,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 08:45:25,317 INFO L93 Difference]: Finished difference Result 316225 states and 557149 transitions. [2020-12-23 08:45:25,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-12-23 08:45:25,317 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 104 [2020-12-23 08:45:25,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 08:45:26,185 INFO L225 Difference]: With dead ends: 316225 [2020-12-23 08:45:26,186 INFO L226 Difference]: Without dead ends: 305163 [2020-12-23 08:45:26,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 670 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=675, Invalid=2081, Unknown=0, NotChecked=0, Total=2756 [2020-12-23 08:45:26,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305163 states.