/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/bitvector/s3_srvr_2a.BV.c.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:32:38,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:32:38,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:32:38,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:32:38,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:32:38,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:32:38,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:32:38,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:32:38,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:32:38,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:32:38,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:32:38,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:32:38,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:32:38,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:32:38,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:32:38,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:32:38,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:32:38,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:32:38,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:32:38,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:32:38,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:32:38,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:32:38,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:32:38,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:32:38,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 11:32:38,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 11:32:38,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 11:32:38,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 11:32:38,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 11:32:38,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 11:32:38,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:32:38,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:32:38,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:32:38,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:32:38,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:32:38,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:32:38,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:32:38,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:32:38,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:32:38,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:32:38,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:32:38,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 11:32:38,669 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:32:38,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:32:38,671 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:32:38,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:32:38,672 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:32:38,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:32:38,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:32:38,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:32:38,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:32:38,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:32:38,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:32:38,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:32:38,674 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:32:38,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:32:38,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:32:38,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:32:38,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:32:38,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:32:38,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:32:38,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:32:38,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:32:38,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:32:38,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:32:38,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:32:38,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:32:38,677 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:32:39,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:32:39,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:32:39,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:32:39,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:32:39,118 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:32:39,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-01-06 11:32:39,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/992b9f554/d651bc6ccabb4dbdbc241dd3a527cadb/FLAGa2820baf9 [2021-01-06 11:32:40,017 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:32:40,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2021-01-06 11:32:40,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/992b9f554/d651bc6ccabb4dbdbc241dd3a527cadb/FLAGa2820baf9 [2021-01-06 11:32:40,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/992b9f554/d651bc6ccabb4dbdbc241dd3a527cadb [2021-01-06 11:32:40,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:32:40,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:32:40,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:32:40,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:32:40,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:32:40,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5356c555 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40, skipping insertion in model container [2021-01-06 11:32:40,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:32:40,364 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~Time~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~got_new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~s__in_handshake~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__server~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~s__type~0,] left hand side expression in assignment: lhs: VariableLHS[~buf~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_buf___0~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ag_X~0,] left hand side expression in assignment: lhs: VariableLHS[~ag_Y~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept_renegotiate~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__shutdown~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__shutdown~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~got_new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~l~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__use_rsa_tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__use_rsa_tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__rwstate~0,] left hand side expression in assignment: lhs: VariableLHS[~num1~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__rwstate~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__session__cipher~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_buf___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept_good~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~new_state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__in_handshake~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] [2021-01-06 11:32:40,593 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/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] [2021-01-06 11:32:40,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:32:40,620 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~Time~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~got_new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~cb~0,] left hand side expression in assignment: lhs: VariableLHS[~s__in_handshake~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__server~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~s__type~0,] left hand side expression in assignment: lhs: VariableLHS[~buf~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_buf___0~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ag_X~0,] left hand side expression in assignment: lhs: VariableLHS[~ag_Y~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept_renegotiate~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__shutdown~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__shutdown~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~got_new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~l~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__use_rsa_tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__use_rsa_tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___7~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__cert_request~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__rwstate~0,] left hand side expression in assignment: lhs: VariableLHS[~num1~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__rwstate~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__session__cipher~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~blastFlag~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__s3__tmp__next_state___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_buf___0~0,] left hand side expression in assignment: lhs: VariableLHS[~s__init_num~0,] left hand side expression in assignment: lhs: VariableLHS[~s__new_session~0,] left hand side expression in assignment: lhs: VariableLHS[~s__ctx__stats__sess_accept_good~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~ret~0,] left hand side expression in assignment: lhs: VariableLHS[~new_state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~s__state~0,] left hand side expression in assignment: lhs: VariableLHS[~skip~0,] left hand side expression in assignment: lhs: VariableLHS[~s__in_handshake~0,] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] [2021-01-06 11:32:40,778 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/bitvector/s3_srvr_2a.BV.c.cil.c[44542,44555] left hand side expression in assignment: lhs: VariableLHS[~__retres69~0,] left hand side expression in assignment: lhs: VariableLHS[~s~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] [2021-01-06 11:32:40,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:32:40,821 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:32:40,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40 WrapperNode [2021-01-06 11:32:40,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:32:40,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:32:40,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:32:40,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:32:40,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:32:40,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:32:40,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:32:40,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:32:40,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (1/1) ... [2021-01-06 11:32:40,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:32:40,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:32:40,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:32:40,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:32:40,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (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 [2021-01-06 11:32:41,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:32:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:32:41,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:32:41,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:32:41,510 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-01-06 11:32:42,155 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-01-06 11:32:42,156 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-01-06 11:32:42,167 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:32:42,167 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:32:42,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:32:42 BoogieIcfgContainer [2021-01-06 11:32:42,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:32:42,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:32:42,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:32:42,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:32:42,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:32:40" (1/3) ... [2021-01-06 11:32:42,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4467b976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:32:42, skipping insertion in model container [2021-01-06 11:32:42,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:32:40" (2/3) ... [2021-01-06 11:32:42,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4467b976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:32:42, skipping insertion in model container [2021-01-06 11:32:42,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:32:42" (3/3) ... [2021-01-06 11:32:42,182 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a.BV.c.cil.c [2021-01-06 11:32:42,189 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:32:42,195 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:32:42,217 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:32:42,250 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:32:42,250 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:32:42,250 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:32:42,250 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:32:42,250 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:32:42,251 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:32:42,251 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:32:42,251 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:32:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states. [2021-01-06 11:32:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-01-06 11:32:42,283 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:42,284 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] [2021-01-06 11:32:42,285 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:42,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:42,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1632002022, now seen corresponding path program 1 times [2021-01-06 11:32:42,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:42,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806725163] [2021-01-06 11:32:42,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:42,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:32:42,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806725163] [2021-01-06 11:32:42,639 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:42,639 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:42,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542566578] [2021-01-06 11:32:42,648 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:42,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:42,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:42,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:42,674 INFO L87 Difference]: Start difference. First operand 138 states. Second operand 3 states. [2021-01-06 11:32:43,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:43,059 INFO L93 Difference]: Finished difference Result 317 states and 547 transitions. [2021-01-06 11:32:43,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:43,061 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2021-01-06 11:32:43,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:43,076 INFO L225 Difference]: With dead ends: 317 [2021-01-06 11:32:43,077 INFO L226 Difference]: Without dead ends: 161 [2021-01-06 11:32:43,081 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 [2021-01-06 11:32:43,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-01-06 11:32:43,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 156. [2021-01-06 11:32:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-01-06 11:32:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 248 transitions. [2021-01-06 11:32:43,142 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 248 transitions. Word has length 44 [2021-01-06 11:32:43,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:43,143 INFO L481 AbstractCegarLoop]: Abstraction has 156 states and 248 transitions. [2021-01-06 11:32:43,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 248 transitions. [2021-01-06 11:32:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-01-06 11:32:43,146 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:43,146 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] [2021-01-06 11:32:43,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:32:43,147 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:43,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:43,148 INFO L82 PathProgramCache]: Analyzing trace with hash -954580408, now seen corresponding path program 1 times [2021-01-06 11:32:43,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:43,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869361754] [2021-01-06 11:32:43,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:32:43,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869361754] [2021-01-06 11:32:43,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:43,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:43,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473500042] [2021-01-06 11:32:43,241 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:43,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:43,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:43,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:43,244 INFO L87 Difference]: Start difference. First operand 156 states and 248 transitions. Second operand 3 states. [2021-01-06 11:32:43,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:43,479 INFO L93 Difference]: Finished difference Result 352 states and 565 transitions. [2021-01-06 11:32:43,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:43,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 45 [2021-01-06 11:32:43,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:43,483 INFO L225 Difference]: With dead ends: 352 [2021-01-06 11:32:43,483 INFO L226 Difference]: Without dead ends: 202 [2021-01-06 11:32:43,485 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 [2021-01-06 11:32:43,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-01-06 11:32:43,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 197. [2021-01-06 11:32:43,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2021-01-06 11:32:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 320 transitions. [2021-01-06 11:32:43,505 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 320 transitions. Word has length 45 [2021-01-06 11:32:43,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:43,506 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 320 transitions. [2021-01-06 11:32:43,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 320 transitions. [2021-01-06 11:32:43,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 11:32:43,509 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:43,510 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:43,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:32:43,510 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:43,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:43,511 INFO L82 PathProgramCache]: Analyzing trace with hash 2033157093, now seen corresponding path program 1 times [2021-01-06 11:32:43,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:43,511 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385015137] [2021-01-06 11:32:43,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:43,606 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:32:43,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385015137] [2021-01-06 11:32:43,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:43,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:43,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676574950] [2021-01-06 11:32:43,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:43,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:43,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:43,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:43,614 INFO L87 Difference]: Start difference. First operand 197 states and 320 transitions. Second operand 3 states. [2021-01-06 11:32:43,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:43,676 INFO L93 Difference]: Finished difference Result 569 states and 929 transitions. [2021-01-06 11:32:43,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:43,676 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-01-06 11:32:43,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:43,682 INFO L225 Difference]: With dead ends: 569 [2021-01-06 11:32:43,683 INFO L226 Difference]: Without dead ends: 380 [2021-01-06 11:32:43,691 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 [2021-01-06 11:32:43,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-01-06 11:32:43,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2021-01-06 11:32:43,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2021-01-06 11:32:43,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 617 transitions. [2021-01-06 11:32:43,783 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 617 transitions. Word has length 60 [2021-01-06 11:32:43,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:43,784 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 617 transitions. [2021-01-06 11:32:43,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 617 transitions. [2021-01-06 11:32:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-01-06 11:32:43,789 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:43,789 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:43,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 11:32:43,790 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:43,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:43,791 INFO L82 PathProgramCache]: Analyzing trace with hash -2013663709, now seen corresponding path program 1 times [2021-01-06 11:32:43,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:43,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39323743] [2021-01-06 11:32:43,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:43,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:32:43,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39323743] [2021-01-06 11:32:43,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:43,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:43,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957629576] [2021-01-06 11:32:43,870 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:43,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:43,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:43,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:43,873 INFO L87 Difference]: Start difference. First operand 380 states and 617 transitions. Second operand 3 states. [2021-01-06 11:32:43,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:43,931 INFO L93 Difference]: Finished difference Result 938 states and 1528 transitions. [2021-01-06 11:32:43,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:43,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2021-01-06 11:32:43,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:43,936 INFO L225 Difference]: With dead ends: 938 [2021-01-06 11:32:43,936 INFO L226 Difference]: Without dead ends: 566 [2021-01-06 11:32:43,938 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 [2021-01-06 11:32:43,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2021-01-06 11:32:43,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 566. [2021-01-06 11:32:43,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2021-01-06 11:32:43,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 918 transitions. [2021-01-06 11:32:43,965 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 918 transitions. Word has length 60 [2021-01-06 11:32:43,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:43,966 INFO L481 AbstractCegarLoop]: Abstraction has 566 states and 918 transitions. [2021-01-06 11:32:43,966 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:43,966 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 918 transitions. [2021-01-06 11:32:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-01-06 11:32:43,970 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:43,971 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:43,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 11:32:43,971 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:43,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:43,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1930486570, now seen corresponding path program 1 times [2021-01-06 11:32:43,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:43,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409638792] [2021-01-06 11:32:43,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:44,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 11:32:44,068 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409638792] [2021-01-06 11:32:44,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:44,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:44,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93357773] [2021-01-06 11:32:44,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:44,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:44,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:44,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:44,075 INFO L87 Difference]: Start difference. First operand 566 states and 918 transitions. Second operand 3 states. [2021-01-06 11:32:44,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:44,302 INFO L93 Difference]: Finished difference Result 1336 states and 2193 transitions. [2021-01-06 11:32:44,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:44,302 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2021-01-06 11:32:44,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:44,308 INFO L225 Difference]: With dead ends: 1336 [2021-01-06 11:32:44,308 INFO L226 Difference]: Without dead ends: 778 [2021-01-06 11:32:44,309 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 [2021-01-06 11:32:44,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2021-01-06 11:32:44,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 766. [2021-01-06 11:32:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2021-01-06 11:32:44,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 1118 transitions. [2021-01-06 11:32:44,336 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 1118 transitions. Word has length 97 [2021-01-06 11:32:44,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:44,337 INFO L481 AbstractCegarLoop]: Abstraction has 766 states and 1118 transitions. [2021-01-06 11:32:44,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:44,337 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1118 transitions. [2021-01-06 11:32:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-01-06 11:32:44,339 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:44,340 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:44,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 11:32:44,340 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:44,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:44,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1496757484, now seen corresponding path program 1 times [2021-01-06 11:32:44,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:44,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890190291] [2021-01-06 11:32:44,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-01-06 11:32:44,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890190291] [2021-01-06 11:32:44,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:44,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:44,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932585658] [2021-01-06 11:32:44,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:44,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:44,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:44,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:44,430 INFO L87 Difference]: Start difference. First operand 766 states and 1118 transitions. Second operand 3 states. [2021-01-06 11:32:44,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:44,703 INFO L93 Difference]: Finished difference Result 1653 states and 2450 transitions. [2021-01-06 11:32:44,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:44,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2021-01-06 11:32:44,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:44,717 INFO L225 Difference]: With dead ends: 1653 [2021-01-06 11:32:44,718 INFO L226 Difference]: Without dead ends: 895 [2021-01-06 11:32:44,721 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 [2021-01-06 11:32:44,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2021-01-06 11:32:44,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 859. [2021-01-06 11:32:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2021-01-06 11:32:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1250 transitions. [2021-01-06 11:32:44,782 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1250 transitions. Word has length 97 [2021-01-06 11:32:44,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:44,783 INFO L481 AbstractCegarLoop]: Abstraction has 859 states and 1250 transitions. [2021-01-06 11:32:44,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:44,783 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1250 transitions. [2021-01-06 11:32:44,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-01-06 11:32:44,792 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:44,792 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:44,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:32:44,793 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:44,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:44,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1340556462, now seen corresponding path program 1 times [2021-01-06 11:32:44,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:44,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702808223] [2021-01-06 11:32:44,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-01-06 11:32:44,888 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702808223] [2021-01-06 11:32:44,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:44,889 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:44,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130096762] [2021-01-06 11:32:44,889 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:44,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:44,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:44,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:44,891 INFO L87 Difference]: Start difference. First operand 859 states and 1250 transitions. Second operand 3 states. [2021-01-06 11:32:44,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:44,972 INFO L93 Difference]: Finished difference Result 1159 states and 1692 transitions. [2021-01-06 11:32:44,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:44,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2021-01-06 11:32:44,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:44,987 INFO L225 Difference]: With dead ends: 1159 [2021-01-06 11:32:44,987 INFO L226 Difference]: Without dead ends: 1157 [2021-01-06 11:32:44,990 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 [2021-01-06 11:32:44,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-01-06 11:32:45,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1157. [2021-01-06 11:32:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1157 states. [2021-01-06 11:32:45,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1690 transitions. [2021-01-06 11:32:45,037 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1690 transitions. Word has length 121 [2021-01-06 11:32:45,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:45,039 INFO L481 AbstractCegarLoop]: Abstraction has 1157 states and 1690 transitions. [2021-01-06 11:32:45,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1690 transitions. [2021-01-06 11:32:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-01-06 11:32:45,047 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:45,048 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:45,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 11:32:45,048 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:45,049 INFO L82 PathProgramCache]: Analyzing trace with hash -678763236, now seen corresponding path program 1 times [2021-01-06 11:32:45,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:45,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789844610] [2021-01-06 11:32:45,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:45,243 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-01-06 11:32:45,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789844610] [2021-01-06 11:32:45,244 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:45,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:45,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689074706] [2021-01-06 11:32:45,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:45,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:45,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:45,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:45,253 INFO L87 Difference]: Start difference. First operand 1157 states and 1690 transitions. Second operand 3 states. [2021-01-06 11:32:45,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:45,445 INFO L93 Difference]: Finished difference Result 2387 states and 3471 transitions. [2021-01-06 11:32:45,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:45,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2021-01-06 11:32:45,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:45,453 INFO L225 Difference]: With dead ends: 2387 [2021-01-06 11:32:45,454 INFO L226 Difference]: Without dead ends: 1238 [2021-01-06 11:32:45,456 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 [2021-01-06 11:32:45,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2021-01-06 11:32:45,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1226. [2021-01-06 11:32:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1226 states. [2021-01-06 11:32:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 1226 states and 1774 transitions. [2021-01-06 11:32:45,498 INFO L78 Accepts]: Start accepts. Automaton has 1226 states and 1774 transitions. Word has length 169 [2021-01-06 11:32:45,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:45,498 INFO L481 AbstractCegarLoop]: Abstraction has 1226 states and 1774 transitions. [2021-01-06 11:32:45,499 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1774 transitions. [2021-01-06 11:32:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-01-06 11:32:45,503 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:45,504 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:45,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 11:32:45,504 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:45,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:45,507 INFO L82 PathProgramCache]: Analyzing trace with hash 329404426, now seen corresponding path program 1 times [2021-01-06 11:32:45,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:45,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705963953] [2021-01-06 11:32:45,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-01-06 11:32:45,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705963953] [2021-01-06 11:32:45,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:45,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:45,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928978364] [2021-01-06 11:32:45,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:45,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:45,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:45,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:45,654 INFO L87 Difference]: Start difference. First operand 1226 states and 1774 transitions. Second operand 3 states. [2021-01-06 11:32:45,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:45,823 INFO L93 Difference]: Finished difference Result 2592 states and 3748 transitions. [2021-01-06 11:32:45,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:45,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2021-01-06 11:32:45,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:45,832 INFO L225 Difference]: With dead ends: 2592 [2021-01-06 11:32:45,832 INFO L226 Difference]: Without dead ends: 1374 [2021-01-06 11:32:45,835 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 [2021-01-06 11:32:45,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1374 states. [2021-01-06 11:32:45,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1374 to 1326. [2021-01-06 11:32:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1326 states. [2021-01-06 11:32:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 1894 transitions. [2021-01-06 11:32:45,877 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 1894 transitions. Word has length 189 [2021-01-06 11:32:45,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:45,877 INFO L481 AbstractCegarLoop]: Abstraction has 1326 states and 1894 transitions. [2021-01-06 11:32:45,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1894 transitions. [2021-01-06 11:32:45,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-01-06 11:32:45,883 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:45,883 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:45,883 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 11:32:45,884 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:45,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:45,884 INFO L82 PathProgramCache]: Analyzing trace with hash 584189022, now seen corresponding path program 1 times [2021-01-06 11:32:45,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:45,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804519358] [2021-01-06 11:32:45,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:46,015 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-01-06 11:32:46,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804519358] [2021-01-06 11:32:46,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:46,016 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:46,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354146641] [2021-01-06 11:32:46,017 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:46,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:46,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:46,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:46,019 INFO L87 Difference]: Start difference. First operand 1326 states and 1894 transitions. Second operand 3 states. [2021-01-06 11:32:46,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:46,225 INFO L93 Difference]: Finished difference Result 2780 states and 3972 transitions. [2021-01-06 11:32:46,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:46,230 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2021-01-06 11:32:46,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:46,239 INFO L225 Difference]: With dead ends: 2780 [2021-01-06 11:32:46,239 INFO L226 Difference]: Without dead ends: 1462 [2021-01-06 11:32:46,241 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 [2021-01-06 11:32:46,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1462 states. [2021-01-06 11:32:46,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1462 to 1434. [2021-01-06 11:32:46,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2021-01-06 11:32:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 2022 transitions. [2021-01-06 11:32:46,290 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 2022 transitions. Word has length 215 [2021-01-06 11:32:46,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:46,290 INFO L481 AbstractCegarLoop]: Abstraction has 1434 states and 2022 transitions. [2021-01-06 11:32:46,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:46,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2022 transitions. [2021-01-06 11:32:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-01-06 11:32:46,296 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:46,297 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:46,297 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 11:32:46,297 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:46,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:46,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1191782432, now seen corresponding path program 1 times [2021-01-06 11:32:46,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:46,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701269258] [2021-01-06 11:32:46,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:46,488 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-01-06 11:32:46,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701269258] [2021-01-06 11:32:46,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:46,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:46,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546999477] [2021-01-06 11:32:46,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:46,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:46,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:46,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:46,499 INFO L87 Difference]: Start difference. First operand 1434 states and 2022 transitions. Second operand 3 states. [2021-01-06 11:32:46,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:46,606 INFO L93 Difference]: Finished difference Result 4278 states and 6030 transitions. [2021-01-06 11:32:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:46,606 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 216 [2021-01-06 11:32:46,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:46,624 INFO L225 Difference]: With dead ends: 4278 [2021-01-06 11:32:46,624 INFO L226 Difference]: Without dead ends: 2852 [2021-01-06 11:32:46,629 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 [2021-01-06 11:32:46,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2021-01-06 11:32:46,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2850. [2021-01-06 11:32:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2850 states. [2021-01-06 11:32:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2850 states and 4011 transitions. [2021-01-06 11:32:46,753 INFO L78 Accepts]: Start accepts. Automaton has 2850 states and 4011 transitions. Word has length 216 [2021-01-06 11:32:46,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:46,754 INFO L481 AbstractCegarLoop]: Abstraction has 2850 states and 4011 transitions. [2021-01-06 11:32:46,754 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 4011 transitions. [2021-01-06 11:32:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-01-06 11:32:46,762 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:46,763 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:46,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 11:32:46,763 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:46,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:46,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1799998471, now seen corresponding path program 1 times [2021-01-06 11:32:46,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:46,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259438322] [2021-01-06 11:32:46,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-01-06 11:32:46,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259438322] [2021-01-06 11:32:46,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:46,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:46,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072620445] [2021-01-06 11:32:46,994 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:46,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:46,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:46,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:46,996 INFO L87 Difference]: Start difference. First operand 2850 states and 4011 transitions. Second operand 3 states. [2021-01-06 11:32:47,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:47,363 INFO L93 Difference]: Finished difference Result 6020 states and 8586 transitions. [2021-01-06 11:32:47,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:47,364 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2021-01-06 11:32:47,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:47,387 INFO L225 Difference]: With dead ends: 6020 [2021-01-06 11:32:47,387 INFO L226 Difference]: Without dead ends: 3098 [2021-01-06 11:32:47,392 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 [2021-01-06 11:32:47,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3098 states. [2021-01-06 11:32:47,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3098 to 3098. [2021-01-06 11:32:47,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3098 states. [2021-01-06 11:32:47,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 3098 states and 4299 transitions. [2021-01-06 11:32:47,517 INFO L78 Accepts]: Start accepts. Automaton has 3098 states and 4299 transitions. Word has length 217 [2021-01-06 11:32:47,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:47,518 INFO L481 AbstractCegarLoop]: Abstraction has 3098 states and 4299 transitions. [2021-01-06 11:32:47,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 4299 transitions. [2021-01-06 11:32:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-01-06 11:32:47,530 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:47,530 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:47,530 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 11:32:47,530 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:47,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:47,531 INFO L82 PathProgramCache]: Analyzing trace with hash 753394570, now seen corresponding path program 1 times [2021-01-06 11:32:47,531 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:47,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161564491] [2021-01-06 11:32:47,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-01-06 11:32:47,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161564491] [2021-01-06 11:32:47,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:47,715 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:47,715 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001936627] [2021-01-06 11:32:47,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:47,716 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:47,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:47,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:47,718 INFO L87 Difference]: Start difference. First operand 3098 states and 4299 transitions. Second operand 3 states. [2021-01-06 11:32:47,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:47,946 INFO L93 Difference]: Finished difference Result 6436 states and 8930 transitions. [2021-01-06 11:32:47,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:47,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2021-01-06 11:32:47,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:47,965 INFO L225 Difference]: With dead ends: 6436 [2021-01-06 11:32:47,965 INFO L226 Difference]: Without dead ends: 3346 [2021-01-06 11:32:47,976 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 [2021-01-06 11:32:47,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3346 states. [2021-01-06 11:32:48,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3346 to 3330. [2021-01-06 11:32:48,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3330 states. [2021-01-06 11:32:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 3330 states and 4571 transitions. [2021-01-06 11:32:48,138 INFO L78 Accepts]: Start accepts. Automaton has 3330 states and 4571 transitions. Word has length 242 [2021-01-06 11:32:48,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:48,139 INFO L481 AbstractCegarLoop]: Abstraction has 3330 states and 4571 transitions. [2021-01-06 11:32:48,141 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4571 transitions. [2021-01-06 11:32:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-01-06 11:32:48,153 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:48,153 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:48,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 11:32:48,154 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:48,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:48,154 INFO L82 PathProgramCache]: Analyzing trace with hash 1971337506, now seen corresponding path program 1 times [2021-01-06 11:32:48,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:48,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16685177] [2021-01-06 11:32:48,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:48,331 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 425 proven. 16 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-01-06 11:32:48,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16685177] [2021-01-06 11:32:48,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139104869] [2021-01-06 11:32:48,332 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 [2021-01-06 11:32:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:48,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:32:48,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:49,053 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2021-01-06 11:32:49,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:32:49,054 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-01-06 11:32:49,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393633293] [2021-01-06 11:32:49,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:49,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:49,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:49,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:49,058 INFO L87 Difference]: Start difference. First operand 3330 states and 4571 transitions. Second operand 3 states. [2021-01-06 11:32:49,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:49,225 INFO L93 Difference]: Finished difference Result 6732 states and 9278 transitions. [2021-01-06 11:32:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:49,226 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 245 [2021-01-06 11:32:49,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:49,256 INFO L225 Difference]: With dead ends: 6732 [2021-01-06 11:32:49,256 INFO L226 Difference]: Without dead ends: 4194 [2021-01-06 11:32:49,263 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:49,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4194 states. [2021-01-06 11:32:49,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4194 to 4194. [2021-01-06 11:32:49,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4194 states. [2021-01-06 11:32:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4194 states to 4194 states and 5764 transitions. [2021-01-06 11:32:49,422 INFO L78 Accepts]: Start accepts. Automaton has 4194 states and 5764 transitions. Word has length 245 [2021-01-06 11:32:49,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:49,422 INFO L481 AbstractCegarLoop]: Abstraction has 4194 states and 5764 transitions. [2021-01-06 11:32:49,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:49,423 INFO L276 IsEmpty]: Start isEmpty. Operand 4194 states and 5764 transitions. [2021-01-06 11:32:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-01-06 11:32:49,433 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:49,434 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:49,649 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-01-06 11:32:49,650 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:49,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:49,651 INFO L82 PathProgramCache]: Analyzing trace with hash -482554043, now seen corresponding path program 1 times [2021-01-06 11:32:49,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:49,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727011391] [2021-01-06 11:32:49,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:49,828 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-01-06 11:32:49,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727011391] [2021-01-06 11:32:49,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1835524885] [2021-01-06 11:32:49,829 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:49,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:32:49,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-01-06 11:32:50,297 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 11:32:50,297 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-01-06 11:32:50,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401423559] [2021-01-06 11:32:50,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:32:50,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:50,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:32:50,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:32:50,302 INFO L87 Difference]: Start difference. First operand 4194 states and 5764 transitions. Second operand 4 states. [2021-01-06 11:32:50,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:50,810 INFO L93 Difference]: Finished difference Result 10566 states and 14485 transitions. [2021-01-06 11:32:50,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 11:32:50,811 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 253 [2021-01-06 11:32:50,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:50,846 INFO L225 Difference]: With dead ends: 10566 [2021-01-06 11:32:50,846 INFO L226 Difference]: Without dead ends: 6380 [2021-01-06 11:32:50,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:50,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6380 states. [2021-01-06 11:32:51,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6380 to 5344. [2021-01-06 11:32:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5344 states. [2021-01-06 11:32:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5344 states to 5344 states and 7104 transitions. [2021-01-06 11:32:51,046 INFO L78 Accepts]: Start accepts. Automaton has 5344 states and 7104 transitions. Word has length 253 [2021-01-06 11:32:51,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:51,046 INFO L481 AbstractCegarLoop]: Abstraction has 5344 states and 7104 transitions. [2021-01-06 11:32:51,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:32:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 5344 states and 7104 transitions. [2021-01-06 11:32:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-01-06 11:32:51,060 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:51,060 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:51,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-01-06 11:32:51,276 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:51,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:51,277 INFO L82 PathProgramCache]: Analyzing trace with hash -193734653, now seen corresponding path program 1 times [2021-01-06 11:32:51,278 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:51,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027022347] [2021-01-06 11:32:51,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:51,540 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-01-06 11:32:51,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027022347] [2021-01-06 11:32:51,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:51,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:51,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073013667] [2021-01-06 11:32:51,542 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:51,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:51,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:51,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:51,544 INFO L87 Difference]: Start difference. First operand 5344 states and 7104 transitions. Second operand 3 states. [2021-01-06 11:32:51,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:51,766 INFO L93 Difference]: Finished difference Result 14928 states and 20010 transitions. [2021-01-06 11:32:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:51,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 253 [2021-01-06 11:32:51,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:51,803 INFO L225 Difference]: With dead ends: 14928 [2021-01-06 11:32:51,803 INFO L226 Difference]: Without dead ends: 6278 [2021-01-06 11:32:51,816 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 [2021-01-06 11:32:51,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6278 states. [2021-01-06 11:32:52,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6278 to 5937. [2021-01-06 11:32:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5937 states. [2021-01-06 11:32:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5937 states to 5937 states and 8016 transitions. [2021-01-06 11:32:52,051 INFO L78 Accepts]: Start accepts. Automaton has 5937 states and 8016 transitions. Word has length 253 [2021-01-06 11:32:52,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:52,051 INFO L481 AbstractCegarLoop]: Abstraction has 5937 states and 8016 transitions. [2021-01-06 11:32:52,051 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:52,053 INFO L276 IsEmpty]: Start isEmpty. Operand 5937 states and 8016 transitions. [2021-01-06 11:32:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-01-06 11:32:52,067 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:52,068 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:52,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-01-06 11:32:52,068 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:52,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:52,069 INFO L82 PathProgramCache]: Analyzing trace with hash 209922624, now seen corresponding path program 1 times [2021-01-06 11:32:52,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:52,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276358424] [2021-01-06 11:32:52,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:52,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-01-06 11:32:52,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276358424] [2021-01-06 11:32:52,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845459083] [2021-01-06 11:32:52,316 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:52,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:32:52,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:52,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2021-01-06 11:32:52,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:32:52,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-01-06 11:32:52,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934353175] [2021-01-06 11:32:52,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:52,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:52,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:52,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:52,916 INFO L87 Difference]: Start difference. First operand 5937 states and 8016 transitions. Second operand 3 states. [2021-01-06 11:32:53,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:53,031 INFO L93 Difference]: Finished difference Result 7465 states and 10097 transitions. [2021-01-06 11:32:53,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:53,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2021-01-06 11:32:53,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:53,046 INFO L225 Difference]: With dead ends: 7465 [2021-01-06 11:32:53,046 INFO L226 Difference]: Without dead ends: 6072 [2021-01-06 11:32:53,053 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:53,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6072 states. [2021-01-06 11:32:53,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6072 to 4546. [2021-01-06 11:32:53,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4546 states. [2021-01-06 11:32:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4546 states to 4546 states and 6138 transitions. [2021-01-06 11:32:53,224 INFO L78 Accepts]: Start accepts. Automaton has 4546 states and 6138 transitions. Word has length 355 [2021-01-06 11:32:53,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:53,224 INFO L481 AbstractCegarLoop]: Abstraction has 4546 states and 6138 transitions. [2021-01-06 11:32:53,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:53,225 INFO L276 IsEmpty]: Start isEmpty. Operand 4546 states and 6138 transitions. [2021-01-06 11:32:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-01-06 11:32:53,241 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:53,241 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:53,454 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-01-06 11:32:53,455 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:53,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:53,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1965226690, now seen corresponding path program 1 times [2021-01-06 11:32:53,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:53,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325977784] [2021-01-06 11:32:53,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-01-06 11:32:53,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325977784] [2021-01-06 11:32:53,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [655567989] [2021-01-06 11:32:53,752 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:53,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:53,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:32:53,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-01-06 11:32:54,404 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 11:32:54,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-01-06 11:32:54,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087224768] [2021-01-06 11:32:54,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:32:54,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:54,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:32:54,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:32:54,407 INFO L87 Difference]: Start difference. First operand 4546 states and 6138 transitions. Second operand 4 states. [2021-01-06 11:32:54,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:54,968 INFO L93 Difference]: Finished difference Result 10556 states and 14263 transitions. [2021-01-06 11:32:54,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 11:32:54,968 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 417 [2021-01-06 11:32:54,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:54,983 INFO L225 Difference]: With dead ends: 10556 [2021-01-06 11:32:54,983 INFO L226 Difference]: Without dead ends: 5800 [2021-01-06 11:32:54,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:55,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5800 states. [2021-01-06 11:32:55,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5800 to 4468. [2021-01-06 11:32:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4468 states. [2021-01-06 11:32:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4468 states to 4468 states and 5914 transitions. [2021-01-06 11:32:55,183 INFO L78 Accepts]: Start accepts. Automaton has 4468 states and 5914 transitions. Word has length 417 [2021-01-06 11:32:55,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:55,183 INFO L481 AbstractCegarLoop]: Abstraction has 4468 states and 5914 transitions. [2021-01-06 11:32:55,183 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:32:55,184 INFO L276 IsEmpty]: Start isEmpty. Operand 4468 states and 5914 transitions. [2021-01-06 11:32:55,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-01-06 11:32:55,202 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:55,202 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:32:55,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-01-06 11:32:55,416 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:55,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:55,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1847127812, now seen corresponding path program 1 times [2021-01-06 11:32:55,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:55,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668805354] [2021-01-06 11:32:55,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2021-01-06 11:32:55,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668805354] [2021-01-06 11:32:55,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24019131] [2021-01-06 11:32:55,696 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:55,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:32:55,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:56,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2412 backedges. 1354 proven. 13 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2021-01-06 11:32:56,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 11:32:56,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-01-06 11:32:56,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238801784] [2021-01-06 11:32:56,328 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:32:56,329 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:56,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:32:56,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:32:56,332 INFO L87 Difference]: Start difference. First operand 4468 states and 5914 transitions. Second operand 4 states. [2021-01-06 11:32:56,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:56,847 INFO L93 Difference]: Finished difference Result 13062 states and 17276 transitions. [2021-01-06 11:32:56,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 11:32:56,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 449 [2021-01-06 11:32:56,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:56,867 INFO L225 Difference]: With dead ends: 13062 [2021-01-06 11:32:56,868 INFO L226 Difference]: Without dead ends: 8944 [2021-01-06 11:32:56,876 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:56,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8944 states. [2021-01-06 11:32:57,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8944 to 6166. [2021-01-06 11:32:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6166 states. [2021-01-06 11:32:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6166 states to 6166 states and 8160 transitions. [2021-01-06 11:32:57,089 INFO L78 Accepts]: Start accepts. Automaton has 6166 states and 8160 transitions. Word has length 449 [2021-01-06 11:32:57,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:57,090 INFO L481 AbstractCegarLoop]: Abstraction has 6166 states and 8160 transitions. [2021-01-06 11:32:57,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:32:57,090 INFO L276 IsEmpty]: Start isEmpty. Operand 6166 states and 8160 transitions. [2021-01-06 11:32:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-01-06 11:32:57,111 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:57,112 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:32:57,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:57,326 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:57,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:57,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1859160189, now seen corresponding path program 1 times [2021-01-06 11:32:57,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:57,327 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940550127] [2021-01-06 11:32:57,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:57,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:57,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2900 backedges. 1662 proven. 0 refuted. 0 times theorem prover too weak. 1238 trivial. 0 not checked. [2021-01-06 11:32:57,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940550127] [2021-01-06 11:32:57,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:32:57,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:32:57,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907096634] [2021-01-06 11:32:57,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:57,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:57,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:57,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:32:57,627 INFO L87 Difference]: Start difference. First operand 6166 states and 8160 transitions. Second operand 3 states. [2021-01-06 11:32:57,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:57,893 INFO L93 Difference]: Finished difference Result 13116 states and 17276 transitions. [2021-01-06 11:32:57,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:57,894 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 494 [2021-01-06 11:32:57,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:57,909 INFO L225 Difference]: With dead ends: 13116 [2021-01-06 11:32:57,909 INFO L226 Difference]: Without dead ends: 6958 [2021-01-06 11:32:57,918 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 [2021-01-06 11:32:57,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6958 states. [2021-01-06 11:32:58,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6958 to 6914. [2021-01-06 11:32:58,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6914 states. [2021-01-06 11:32:58,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6914 states to 6914 states and 9018 transitions. [2021-01-06 11:32:58,111 INFO L78 Accepts]: Start accepts. Automaton has 6914 states and 9018 transitions. Word has length 494 [2021-01-06 11:32:58,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:58,112 INFO L481 AbstractCegarLoop]: Abstraction has 6914 states and 9018 transitions. [2021-01-06 11:32:58,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:58,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6914 states and 9018 transitions. [2021-01-06 11:32:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-01-06 11:32:58,135 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:58,136 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:32:58,136 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-01-06 11:32:58,136 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:58,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:58,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1529804208, now seen corresponding path program 1 times [2021-01-06 11:32:58,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:58,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386597945] [2021-01-06 11:32:58,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:32:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1660 proven. 77 refuted. 0 times theorem prover too weak. 1401 trivial. 0 not checked. [2021-01-06 11:32:58,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386597945] [2021-01-06 11:32:58,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657004893] [2021-01-06 11:32:58,407 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:32:58,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:32:58,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:32:59,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-01-06 11:32:59,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:32:59,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-01-06 11:32:59,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130115191] [2021-01-06 11:32:59,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:32:59,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:32:59,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:32:59,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:59,179 INFO L87 Difference]: Start difference. First operand 6914 states and 9018 transitions. Second operand 3 states. [2021-01-06 11:32:59,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:32:59,505 INFO L93 Difference]: Finished difference Result 14256 states and 18725 transitions. [2021-01-06 11:32:59,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:32:59,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 509 [2021-01-06 11:32:59,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:32:59,522 INFO L225 Difference]: With dead ends: 14256 [2021-01-06 11:32:59,522 INFO L226 Difference]: Without dead ends: 7350 [2021-01-06 11:32:59,531 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 513 GetRequests, 510 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:32:59,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2021-01-06 11:32:59,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 7238. [2021-01-06 11:32:59,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7238 states. [2021-01-06 11:32:59,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7238 states to 7238 states and 9513 transitions. [2021-01-06 11:32:59,733 INFO L78 Accepts]: Start accepts. Automaton has 7238 states and 9513 transitions. Word has length 509 [2021-01-06 11:32:59,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:32:59,734 INFO L481 AbstractCegarLoop]: Abstraction has 7238 states and 9513 transitions. [2021-01-06 11:32:59,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:32:59,734 INFO L276 IsEmpty]: Start isEmpty. Operand 7238 states and 9513 transitions. [2021-01-06 11:32:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-01-06 11:32:59,749 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:32:59,750 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:32:59,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:32:59,965 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:32:59,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:32:59,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1911316890, now seen corresponding path program 1 times [2021-01-06 11:32:59,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:32:59,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158470172] [2021-01-06 11:32:59,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:33:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:33:00,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1744 proven. 206 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-01-06 11:33:00,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158470172] [2021-01-06 11:33:00,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [928058888] [2021-01-06 11:33:00,975 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:33:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:33:01,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-06 11:33:01,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:33:01,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 11:33:01,526 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 11:33:01,546 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 11:33:01,687 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 11:33:01,816 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 11:33:01,884 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 11:33:01,944 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 11:33:02,026 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 11:33:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 239 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-01-06 11:33:02,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 11:33:02,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-01-06 11:33:02,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853410037] [2021-01-06 11:33:02,828 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-01-06 11:33:02,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:33:02,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-01-06 11:33:02,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-01-06 11:33:02,829 INFO L87 Difference]: Start difference. First operand 7238 states and 9513 transitions. Second operand 8 states. [2021-01-06 11:33:05,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:33:05,929 INFO L93 Difference]: Finished difference Result 25064 states and 32856 transitions. [2021-01-06 11:33:05,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-01-06 11:33:05,930 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 513 [2021-01-06 11:33:05,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:33:05,969 INFO L225 Difference]: With dead ends: 25064 [2021-01-06 11:33:05,969 INFO L226 Difference]: Without dead ends: 17173 [2021-01-06 11:33:05,981 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 530 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-01-06 11:33:05,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17173 states. [2021-01-06 11:33:06,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17173 to 16106. [2021-01-06 11:33:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16106 states. [2021-01-06 11:33:06,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16106 states to 16106 states and 20282 transitions. [2021-01-06 11:33:06,586 INFO L78 Accepts]: Start accepts. Automaton has 16106 states and 20282 transitions. Word has length 513 [2021-01-06 11:33:06,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:33:06,587 INFO L481 AbstractCegarLoop]: Abstraction has 16106 states and 20282 transitions. [2021-01-06 11:33:06,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-01-06 11:33:06,587 INFO L276 IsEmpty]: Start isEmpty. Operand 16106 states and 20282 transitions. [2021-01-06 11:33:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 544 [2021-01-06 11:33:06,614 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:33:06,614 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 17, 15, 15, 13, 13, 11, 11, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:33:06,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:33:06,828 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:33:06,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:33:06,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1119542612, now seen corresponding path program 2 times [2021-01-06 11:33:06,829 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:33:06,830 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695869934] [2021-01-06 11:33:06,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:33:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:33:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3616 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2021-01-06 11:33:07,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695869934] [2021-01-06 11:33:07,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:33:07,123 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:33:07,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222254512] [2021-01-06 11:33:07,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:33:07,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:33:07,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:33:07,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:33:07,125 INFO L87 Difference]: Start difference. First operand 16106 states and 20282 transitions. Second operand 3 states. [2021-01-06 11:33:07,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:33:07,642 INFO L93 Difference]: Finished difference Result 32180 states and 40506 transitions. [2021-01-06 11:33:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:33:07,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 543 [2021-01-06 11:33:07,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:33:07,672 INFO L225 Difference]: With dead ends: 32180 [2021-01-06 11:33:07,672 INFO L226 Difference]: Without dead ends: 16096 [2021-01-06 11:33:07,688 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 [2021-01-06 11:33:07,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16096 states. [2021-01-06 11:33:08,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16096 to 15436. [2021-01-06 11:33:08,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15436 states. [2021-01-06 11:33:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15436 states to 15436 states and 19255 transitions. [2021-01-06 11:33:08,292 INFO L78 Accepts]: Start accepts. Automaton has 15436 states and 19255 transitions. Word has length 543 [2021-01-06 11:33:08,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:33:08,292 INFO L481 AbstractCegarLoop]: Abstraction has 15436 states and 19255 transitions. [2021-01-06 11:33:08,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:33:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 15436 states and 19255 transitions. [2021-01-06 11:33:08,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 582 [2021-01-06 11:33:08,315 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:33:08,315 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 19, 19, 19, 17, 17, 15, 15, 13, 13, 11, 11, 11, 11, 8, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:33:08,315 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-01-06 11:33:08,316 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:33:08,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:33:08,316 INFO L82 PathProgramCache]: Analyzing trace with hash 953210429, now seen corresponding path program 1 times [2021-01-06 11:33:08,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:33:08,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777984319] [2021-01-06 11:33:08,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:33:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:33:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3937 backedges. 2204 proven. 0 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2021-01-06 11:33:08,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777984319] [2021-01-06 11:33:08,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:33:08,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:33:08,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835364071] [2021-01-06 11:33:08,810 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:33:08,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:33:08,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:33:08,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:33:08,811 INFO L87 Difference]: Start difference. First operand 15436 states and 19255 transitions. Second operand 3 states. [2021-01-06 11:33:09,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:33:09,238 INFO L93 Difference]: Finished difference Result 30752 states and 38316 transitions. [2021-01-06 11:33:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:33:09,238 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 581 [2021-01-06 11:33:09,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:33:09,266 INFO L225 Difference]: With dead ends: 30752 [2021-01-06 11:33:09,267 INFO L226 Difference]: Without dead ends: 15416 [2021-01-06 11:33:09,279 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 [2021-01-06 11:33:09,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15416 states. [2021-01-06 11:33:09,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15416 to 13882. [2021-01-06 11:33:09,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13882 states. [2021-01-06 11:33:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13882 states to 13882 states and 17254 transitions. [2021-01-06 11:33:09,725 INFO L78 Accepts]: Start accepts. Automaton has 13882 states and 17254 transitions. Word has length 581 [2021-01-06 11:33:09,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:33:09,726 INFO L481 AbstractCegarLoop]: Abstraction has 13882 states and 17254 transitions. [2021-01-06 11:33:09,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:33:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 13882 states and 17254 transitions. [2021-01-06 11:33:09,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2021-01-06 11:33:09,744 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:33:09,745 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 18, 16, 16, 14, 14, 12, 12, 10, 10, 10, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 11:33:09,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-01-06 11:33:09,745 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:33:09,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:33:09,746 INFO L82 PathProgramCache]: Analyzing trace with hash 944376353, now seen corresponding path program 3 times [2021-01-06 11:33:09,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:33:09,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250531831] [2021-01-06 11:33:09,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:33:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:33:10,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-01-06 11:33:10,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250531831] [2021-01-06 11:33:10,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624455500] [2021-01-06 11:33:10,127 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:33:10,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-01-06 11:33:10,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-01-06 11:33:10,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:33:10,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:33:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 2395 proven. 16 refuted. 0 times theorem prover too weak. 1667 trivial. 0 not checked. [2021-01-06 11:33:10,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-06 11:33:10,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-01-06 11:33:10,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491169630] [2021-01-06 11:33:10,961 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 11:33:10,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:33:10,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 11:33:10,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 11:33:10,962 INFO L87 Difference]: Start difference. First operand 13882 states and 17254 transitions. Second operand 4 states. [2021-01-06 11:33:11,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:33:11,361 INFO L93 Difference]: Finished difference Result 20691 states and 25770 transitions. [2021-01-06 11:33:11,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 11:33:11,362 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 583 [2021-01-06 11:33:11,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:33:11,363 INFO L225 Difference]: With dead ends: 20691 [2021-01-06 11:33:11,363 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:33:11,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 585 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 11:33:11,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:33:11,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:33:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:33:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:33:11,376 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 583 [2021-01-06 11:33:11,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:33:11,376 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:33:11,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 11:33:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:33:11,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:33:11,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-01-06 11:33:11,594 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:33:11,732 WARN L197 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 109 [2021-01-06 11:33:11,853 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 123 [2021-01-06 11:33:12,069 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-01-06 11:33:14,304 WARN L197 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 778 DAG size of output: 315 [2021-01-06 11:33:15,595 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 779 DAG size of output: 316 [2021-01-06 11:33:16,231 WARN L197 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2021-01-06 11:33:16,630 WARN L197 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2021-01-06 11:33:16,921 WARN L197 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 43 [2021-01-06 11:33:17,578 WARN L197 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 54 [2021-01-06 11:33:17,863 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2021-01-06 11:33:18,249 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 40 [2021-01-06 11:33:21,447 WARN L197 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 250 DAG size of output: 87 [2021-01-06 11:33:21,759 WARN L197 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 34 [2021-01-06 11:33:22,186 WARN L197 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 47 [2021-01-06 11:33:25,232 WARN L197 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 87 [2021-01-06 11:33:25,480 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 40 [2021-01-06 11:33:25,846 WARN L197 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2021-01-06 11:33:26,273 WARN L197 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2021-01-06 11:33:26,639 WARN L197 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 52 [2021-01-06 11:33:26,923 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 40 [2021-01-06 11:33:27,249 WARN L197 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 39 [2021-01-06 11:33:27,640 WARN L197 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 44 [2021-01-06 11:33:27,876 WARN L197 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 52 [2021-01-06 11:33:28,298 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 40 [2021-01-06 11:33:28,567 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 43 [2021-01-06 11:33:28,574 INFO L189 CegarLoopUtils]: For program point L630(lines 630 658) no Hoare annotation was computed. [2021-01-06 11:33:28,575 INFO L189 CegarLoopUtils]: For program point L399(lines 399 405) no Hoare annotation was computed. [2021-01-06 11:33:28,575 INFO L189 CegarLoopUtils]: For program point L366(lines 366 385) no Hoare annotation was computed. [2021-01-06 11:33:28,575 INFO L189 CegarLoopUtils]: For program point L631(lines 631 655) no Hoare annotation was computed. [2021-01-06 11:33:28,575 INFO L189 CegarLoopUtils]: For program point L565(lines 565 569) no Hoare annotation was computed. [2021-01-06 11:33:28,576 INFO L189 CegarLoopUtils]: For program point L532(lines 532 536) no Hoare annotation was computed. [2021-01-06 11:33:28,576 INFO L189 CegarLoopUtils]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-01-06 11:33:28,576 INFO L189 CegarLoopUtils]: For program point L565-2(lines 565 569) no Hoare annotation was computed. [2021-01-06 11:33:28,576 INFO L189 CegarLoopUtils]: For program point L532-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L235(lines 235 240) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L202(lines 202 597) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L169(lines 169 608) no Hoare annotation was computed. [2021-01-06 11:33:28,577 INFO L189 CegarLoopUtils]: For program point L136(lines 136 619) no Hoare annotation was computed. [2021-01-06 11:33:28,578 INFO L185 CegarLoopUtils]: At program point L103-2(lines 103 660) the Hoare annotation is: (let ((.cse9 (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2))) (.cse20 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse8 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse17 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse19 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse15 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (.cse14 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse11 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse18 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse12 (not .cse20)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (let ((.cse21 (mod .cse9 4294967296))) (or (<= .cse21 8496) (< 2147483647 .cse21)))) (.cse4 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse2 .cse3 .cse4) (and .cse3 .cse5) (and .cse6 .cse7 .cse3 .cse8) (and (= .cse9 (+ ULTIMATE.start_ssl3_accept_~s__state~0 (* (div .cse9 4294967296) 4294967296))) .cse3) (and .cse2 .cse10 .cse11 .cse12) (and .cse0 .cse6 .cse1 .cse13) (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) (and .cse14 .cse7 .cse3) (and .cse3 (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse1 .cse3) (and .cse0 .cse1 .cse15) (and .cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse16 .cse8) (and .cse0 .cse6 .cse1 .cse16) (and .cse0 .cse12) (and .cse3 .cse17) (and .cse3 .cse13) (and .cse0 .cse6 .cse1 .cse17) (and .cse10 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse19) (and .cse3 .cse19) (and .cse3 .cse15) (and .cse14 .cse1 .cse10 .cse7 .cse20) (and .cse6 .cse2 .cse1 .cse10 .cse11) (and .cse0 .cse1 .cse5) (and .cse10 .cse4 .cse18 .cse12) (and .cse0 .cse6 .cse2 .cse1 .cse4)))) [2021-01-06 11:33:28,578 INFO L189 CegarLoopUtils]: For program point L665(lines 665 669) no Hoare annotation was computed. [2021-01-06 11:33:28,578 INFO L189 CegarLoopUtils]: For program point L632(lines 632 641) no Hoare annotation was computed. [2021-01-06 11:33:28,578 INFO L189 CegarLoopUtils]: For program point L665-2(lines 665 669) no Hoare annotation was computed. [2021-01-06 11:33:28,578 INFO L189 CegarLoopUtils]: For program point L632-2(lines 631 653) no Hoare annotation was computed. [2021-01-06 11:33:28,578 INFO L189 CegarLoopUtils]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-01-06 11:33:28,579 INFO L189 CegarLoopUtils]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2021-01-06 11:33:28,579 INFO L185 CegarLoopUtils]: At program point L170(lines 169 608) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (not .cse6)) (.cse5 (let ((.cse9 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse9 8496) (< 2147483647 .cse9)))) (.cse8 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse4 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse2) (and .cse3 .cse1 .cse4) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1) (and .cse3 .cse5 .cse0 .cse1 .cse6) (and .cse7 .cse8 .cse5 .cse1) (and .cse7 .cse1 .cse2) (and .cse5 .cse1 .cse4) (and .cse8 .cse1 .cse4 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0))))) [2021-01-06 11:33:28,579 INFO L185 CegarLoopUtils]: At program point L137(lines 130 621) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (let ((.cse6 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse6 8496) (< 2147483647 .cse6)))) (.cse2 (< 0 (let ((.cse5 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse5 2147483647) 2147483648) (div (+ .cse5 4248) 2147483648) 1))))) (or (and .cse0 .cse1 .cse2) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2) (and (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0) .cse1) (and .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse4 .cse2))) [2021-01-06 11:33:28,579 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2021-01-06 11:33:28,579 INFO L189 CegarLoopUtils]: For program point L634(lines 634 638) no Hoare annotation was computed. [2021-01-06 11:33:28,579 INFO L189 CegarLoopUtils]: For program point L205(lines 205 596) no Hoare annotation was computed. [2021-01-06 11:33:28,579 INFO L189 CegarLoopUtils]: For program point L172(lines 172 607) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L139(lines 139 618) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L106(lines 106 629) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L185 CegarLoopUtils]: At program point L206(lines 202 597) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse0 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse0) (and .cse1 .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (let ((.cse2 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse2 8496) (< 2147483647 .cse2))) .cse1 .cse0) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2021-01-06 11:33:28,580 INFO L185 CegarLoopUtils]: At program point L107(lines 106 629) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L339(lines 339 343) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L472(lines 472 483) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-01-06 11:33:28,580 INFO L185 CegarLoopUtils]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,580 INFO L189 CegarLoopUtils]: For program point L241(lines 241 246) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L208(lines 208 595) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L175(lines 175 606) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L142(lines 142 617) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L109(lines 109 628) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L185 CegarLoopUtils]: At program point L407(lines 398 429) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,581 INFO L185 CegarLoopUtils]: At program point L209(lines 208 595) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-01-06 11:33:28,581 INFO L185 CegarLoopUtils]: At program point L176(lines 172 607) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2))) [2021-01-06 11:33:28,581 INFO L185 CegarLoopUtils]: At program point L143(lines 139 618) the Hoare annotation is: (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (let ((.cse6 (< 2147483647 .cse5))) (let ((.cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse3 (or (<= .cse5 8496) .cse6)) (.cse0 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse4 (or (<= .cse5 ULTIMATE.start_ssl3_accept_~s__state~0) (and .cse6 (<= .cse5 (+ ULTIMATE.start_ssl3_accept_~s__state~0 4294967296)))))) (or (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1) (and .cse2 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse0 .cse1 .cse4) (and .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse1 .cse4))))) [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L77(lines 77 85) no Hoare annotation was computed. [2021-01-06 11:33:28,581 INFO L189 CegarLoopUtils]: For program point L375(lines 375 379) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L409(lines 409 415) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L178(lines 178 605) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L145(lines 145 616) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L112(lines 112 627) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L575(lines 575 585) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L575-1(lines 575 585) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L476(lines 476 480) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L278(lines 278 282) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L185 CegarLoopUtils]: At program point L212(lines 211 594) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L80(lines 80 84) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L80-2(lines 77 85) no Hoare annotation was computed. [2021-01-06 11:33:28,582 INFO L189 CegarLoopUtils]: For program point L510(lines 510 514) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L312(lines 312 320) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L192 CegarLoopUtils]: At program point L676(lines 68 678) the Hoare annotation is: true [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L643(lines 643 649) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L544(lines 544 549) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L181(lines 181 604) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L148(lines 148 615) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L189 CegarLoopUtils]: For program point L115(lines 115 626) no Hoare annotation was computed. [2021-01-06 11:33:28,583 INFO L192 CegarLoopUtils]: At program point L677(lines 11 679) the Hoare annotation is: true [2021-01-06 11:33:28,584 INFO L189 CegarLoopUtils]: For program point L578(lines 578 582) no Hoare annotation was computed. [2021-01-06 11:33:28,584 INFO L185 CegarLoopUtils]: At program point L182(lines 178 605) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse1 .cse2) (and .cse3 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2))) [2021-01-06 11:33:28,584 INFO L185 CegarLoopUtils]: At program point L149(lines 145 616) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,584 INFO L189 CegarLoopUtils]: For program point L315(lines 315 319) no Hoare annotation was computed. [2021-01-06 11:33:28,584 INFO L189 CegarLoopUtils]: For program point L315-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,584 INFO L185 CegarLoopUtils]: At program point L216(lines 109 628) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L184(lines 184 603) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L151(lines 151 614) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L118(lines 118 625) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L515(lines 515 519) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L515-2(lines 515 519) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:33:28,585 INFO L185 CegarLoopUtils]: At program point L417(lines 408 428) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L351(lines 351 355) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L351-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L87(lines 87 95) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L87-1(lines 68 678) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L187(lines 187 602) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L154(lines 154 613) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L121(lines 121 624) no Hoare annotation was computed. [2021-01-06 11:33:28,586 INFO L189 CegarLoopUtils]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-01-06 11:33:28,587 INFO L189 CegarLoopUtils]: For program point L452(lines 452 457) no Hoare annotation was computed. [2021-01-06 11:33:28,587 INFO L189 CegarLoopUtils]: For program point L221(lines 221 225) no Hoare annotation was computed. [2021-01-06 11:33:28,587 INFO L185 CegarLoopUtils]: At program point L188(lines 184 603) the Hoare annotation is: (let ((.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (let ((.cse7 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse7 8496) (< 2147483647 .cse7)))) (.cse6 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse4) (and .cse5 .cse0 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse3 .cse6) (and .cse5 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse6))) [2021-01-06 11:33:28,587 INFO L185 CegarLoopUtils]: At program point L155(lines 151 614) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,587 INFO L189 CegarLoopUtils]: For program point L221-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,587 INFO L189 CegarLoopUtils]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point L190(lines 190 601) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point L157(lines 157 612) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point L124(lines 124 623) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point L554(lines 554 558) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L189 CegarLoopUtils]: For program point L488(lines 488 492) no Hoare annotation was computed. [2021-01-06 11:33:28,588 INFO L185 CegarLoopUtils]: At program point L125(lines 121 624) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse3 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5)))) (.cse1 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (< 0 (let ((.cse4 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse4 2147483647) 2147483648) (div (+ .cse4 4248) 2147483648) 1))))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2) (and .cse3 .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse3 .cse1 .cse2))) [2021-01-06 11:33:28,589 INFO L185 CegarLoopUtils]: At program point L555(lines 68 678) the Hoare annotation is: false [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L258(lines 258 272) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L259(lines 259 264) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L193(lines 193 600) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L160(lines 160 611) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L127(lines 127 622) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:33:28,589 INFO L192 CegarLoopUtils]: At program point L689(lines 680 691) the Hoare annotation is: true [2021-01-06 11:33:28,589 INFO L189 CegarLoopUtils]: For program point L359(lines 359 390) no Hoare annotation was computed. [2021-01-06 11:33:28,590 INFO L189 CegarLoopUtils]: For program point L326(lines 326 330) no Hoare annotation was computed. [2021-01-06 11:33:28,590 INFO L189 CegarLoopUtils]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2021-01-06 11:33:28,590 INFO L185 CegarLoopUtils]: At program point L194(lines 190 601) the Hoare annotation is: (let ((.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3 .cse4) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3) (and .cse1 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5))) .cse2 .cse3))) [2021-01-06 11:33:28,590 INFO L185 CegarLoopUtils]: At program point L161(lines 157 612) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,590 INFO L185 CegarLoopUtils]: At program point L128(lines 127 622) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse1 (let ((.cse5 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse5 8496) (< 2147483647 .cse5)))) (.cse2 (<= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (< 0 (let ((.cse4 (* (div (* ULTIMATE.start_ssl3_accept_~s__state~0 (- 1)) (- 2)) (- 1)))) (+ (div (+ .cse4 2147483647) 2147483648) (div (+ .cse4 4248) 2147483648) 1))))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse1 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse3) (and .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse3) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse1 .cse2 .cse3))) [2021-01-06 11:33:28,591 INFO L189 CegarLoopUtils]: For program point L525(lines 525 530) no Hoare annotation was computed. [2021-01-06 11:33:28,591 INFO L185 CegarLoopUtils]: At program point L592(lines 103 660) the Hoare annotation is: (let ((.cse9 (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2))) (.cse20 (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (let ((.cse8 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse16 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse13 (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (.cse17 (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (.cse19 (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse15 (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (.cse14 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 3)) (.cse7 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse11 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse5 (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (.cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse18 (<= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse12 (not .cse20)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (let ((.cse21 (mod .cse9 4294967296))) (or (<= .cse21 8496) (< 2147483647 .cse21)))) (.cse4 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)) (and .cse2 .cse3 .cse4) (and .cse3 .cse5) (and .cse6 .cse7 .cse3 .cse8) (and (= .cse9 (+ ULTIMATE.start_ssl3_accept_~s__state~0 (* (div .cse9 4294967296) 4294967296))) .cse3) (and .cse2 .cse10 .cse11 .cse12) (and .cse0 .cse6 .cse1 .cse13) (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) (and .cse14 .cse7 .cse3) (and .cse3 (= 8466 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse1 .cse3) (and .cse0 .cse1 .cse15) (and .cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0) .cse3 .cse16 .cse8) (and .cse0 .cse6 .cse1 .cse16) (and .cse0 .cse12) (and .cse3 .cse17) (and .cse3 .cse13) (and .cse0 .cse6 .cse1 .cse17) (and .cse10 .cse7 .cse18 .cse12) (and .cse0 .cse1 .cse19) (and .cse3 .cse19) (and .cse3 .cse15) (and .cse14 .cse1 .cse10 .cse7 .cse20) (and .cse6 .cse2 .cse1 .cse10 .cse11) (and .cse0 .cse1 .cse5) (and .cse10 .cse4 .cse18 .cse12) (and .cse0 .cse6 .cse2 .cse1 .cse4)))) [2021-01-06 11:33:28,591 INFO L189 CegarLoopUtils]: For program point L559(lines 559 563) no Hoare annotation was computed. [2021-01-06 11:33:28,591 INFO L189 CegarLoopUtils]: For program point L295(lines 295 299) no Hoare annotation was computed. [2021-01-06 11:33:28,591 INFO L189 CegarLoopUtils]: For program point L295-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,591 INFO L189 CegarLoopUtils]: For program point L196(lines 196 599) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L163(lines 163 610) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L130(lines 130 621) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L362(lines 362 389) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 672) no Hoare annotation was computed. [2021-01-06 11:33:28,592 INFO L189 CegarLoopUtils]: For program point L363(lines 363 386) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L192 CegarLoopUtils]: At program point L661(lines 102 662) the Hoare annotation is: true [2021-01-06 11:33:28,593 INFO L189 CegarLoopUtils]: For program point L199(lines 199 598) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L189 CegarLoopUtils]: For program point L166(lines 166 609) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L189 CegarLoopUtils]: For program point L133(lines 133 620) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L189 CegarLoopUtils]: For program point L398(lines 398 429) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L189 CegarLoopUtils]: For program point L233(lines 233 250) no Hoare annotation was computed. [2021-01-06 11:33:28,593 INFO L185 CegarLoopUtils]: At program point L200(lines 196 599) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse2 (<= 8656 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and .cse0 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse0 (let ((.cse4 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse4 8496) (< 2147483647 .cse4))) .cse1 .cse2 .cse3) (and .cse0 .cse2 (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse3))) [2021-01-06 11:33:28,594 INFO L185 CegarLoopUtils]: At program point L167(lines 163 610) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (<= 8512 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (let ((.cse1 (mod (+ (* ULTIMATE.start_ssl3_accept_~ag_Y~0 2) (* ULTIMATE.start_ssl3_accept_~ag_X~0 2)) 4294967296))) (or (<= .cse1 8496) (< 2147483647 .cse1))) .cse2 .cse3) (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 0) .cse2 .cse3) (and (= ULTIMATE.start_ssl3_accept_~blastFlag~0 1) .cse2 .cse3))) [2021-01-06 11:33:28,594 INFO L189 CegarLoopUtils]: For program point L233-2(lines 213 591) no Hoare annotation was computed. [2021-01-06 11:33:28,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:33:28 BoogieIcfgContainer [2021-01-06 11:33:28,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:33:28,650 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:33:28,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:33:28,653 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:33:28,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:32:42" (3/4) ... [2021-01-06 11:33:28,662 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:33:28,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:33:28,693 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:33:28,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:33:28,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:33:28,849 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/bitvector/s3_srvr_2a.BV.c.cil.c-witness.graphml [2021-01-06 11:33:28,850 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:33:28,851 INFO L168 Benchmark]: Toolchain (without parser) took 48573.36 ms. Allocated memory was 151.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 125.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 378.4 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,851 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:33:28,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.82 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 110.0 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,852 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.86 ms. Allocated memory is still 151.0 MB. Free memory was 110.0 MB in the beginning and 107.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,852 INFO L168 Benchmark]: Boogie Preprocessor took 49.60 ms. Allocated memory is still 151.0 MB. Free memory was 107.3 MB in the beginning and 105.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,853 INFO L168 Benchmark]: RCFGBuilder took 1226.07 ms. Allocated memory is still 151.0 MB. Free memory was 105.1 MB in the beginning and 85.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,853 INFO L168 Benchmark]: TraceAbstraction took 46478.29 ms. Allocated memory was 151.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 85.9 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,853 INFO L168 Benchmark]: Witness Printer took 199.90 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-01-06 11:33:28,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 123.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 542.82 ms. Allocated memory is still 151.0 MB. Free memory was 125.3 MB in the beginning and 110.0 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 68.86 ms. Allocated memory is still 151.0 MB. Free memory was 110.0 MB in the beginning and 107.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 49.60 ms. Allocated memory is still 151.0 MB. Free memory was 107.3 MB in the beginning and 105.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1226.07 ms. Allocated memory is still 151.0 MB. Free memory was 105.1 MB in the beginning and 85.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 46478.29 ms. Allocated memory was 151.0 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 85.9 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.1 GB. Max. memory is 8.0 GB. * Witness Printer took 199.90 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 672]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: (((((((!(s__state == 8673) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608) - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 8576 && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) || (blastFlag == 0 && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (8466 == s__state && blastFlag == 1)) || (((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0))) || ((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((!(s__state == 8673) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8512) || ((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state)) || (blastFlag == 1 && s__state == 8544)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0)) || (ag_Y * 2 + ag_X * 2 == s__state + (ag_Y * 2 + ag_X * 2) / 4294967296 * 4294967296 && blastFlag == 1)) || (((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8592)) || blastFlag == 0) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 1 && 8466 == s__state)) || (((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 8576 && 8576 <= s__state) && blastFlag == 1) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (blastFlag == 1 && s__state == 8592)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608)) || (((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8560 == s__state)) || (blastFlag == 1 && 8560 == s__state)) || (blastFlag == 1 && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8544)) || (((blastFlag <= 3 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: (((blastFlag == 0 && 8656 <= s__state) || ((blastFlag <= 3 && 8656 <= s__state) && !(s__hit == 0))) || (((s__s3__tmp__next_state___0 <= 8576 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || (8656 <= s__state && blastFlag == 1) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((8466 <= s__state && blastFlag == 0) && s__state <= 8576) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && s__state <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state || (2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296 && (ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state + 4294967296)))) || (((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0))) || ((((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && s__state <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state || (2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296 && (ag_Y * 2 + ag_X * 2) % 4294967296 <= s__state + 4294967296))) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8512) || ((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state)) || (blastFlag == 1 && s__state == 8544)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0)) || (ag_Y * 2 + ag_X * 2 == s__state + (ag_Y * 2 + ag_X * 2) / 4294967296 * 4294967296 && blastFlag == 1)) || (((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__hit == 0))) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8592)) || blastFlag == 0) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 1 && 8466 == s__state)) || (((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && blastFlag == 1)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 8576 && 8576 <= s__state) && blastFlag == 1) && s__state <= 8576) && 8576 <= s__s3__tmp__next_state___0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576)) || (blastFlag <= 2 && !(s__hit == 0))) || (blastFlag == 1 && s__state == 8608)) || (blastFlag == 1 && s__state == 8592)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8608)) || (((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8560 == s__state)) || (blastFlag == 1 && 8560 == s__state)) || (blastFlag == 1 && s__state == 8528)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || ((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state)) || ((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state == 8544)) || (((blastFlag <= 3 && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0))) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: (((((!(s__state == 8673) && 8576 <= s__state) && blastFlag == 1) && !(s__state == 8672)) || (((!(s__state == 8673) && blastFlag == 0) && 8576 <= s__state) && !(s__state == 8672))) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8576 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0)) || ((8466 <= s__state && blastFlag == 0) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || (((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((((!(s__state == 8673) && blastFlag <= 3) && 8656 <= s__state) && !(s__state == 8672)) && !(s__hit == 0)) || (((!(s__state == 8673) && blastFlag == 0) && 8656 <= s__state) && !(s__state == 8672))) || (((((s__s3__tmp__next_state___0 <= 8576 && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && 8656 <= s__state) && !(s__state == 8672))) || (((!(s__state == 8673) && 8656 <= s__state) && blastFlag == 1) && !(s__state == 8672)) - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: (((((((((blastFlag <= 3 && s__state <= 8448) && 8640 <= s__s3__tmp__next_state___0) && !(s__hit == 0)) || ((s__s3__tmp__next_state___0 <= 3 && s__state <= 8448) && blastFlag == 1)) || (blastFlag == 0 && s__state <= 8448)) || ((((s__s3__tmp__next_state___0 <= 3 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && blastFlag <= 3) && s__state <= 8448) && s__hit == 0)) || (((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8448)) || ((blastFlag <= 2 && s__state <= 8448) && !(s__hit == 0))) || ((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && s__state <= 8448) && blastFlag == 1)) || (((s__s3__tmp__next_state___0 <= 8576 && s__state <= 8448) && blastFlag == 1) && 8576 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && !(s__state == 8673)) && !(s__state == 8672)) && !(s__hit == 0)) || (((((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296) && 8466 <= s__state) && blastFlag == 1) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((8466 <= s__state && blastFlag == 0) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1)) || ((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8466 <= s__state) && 0 < (s__state * -1 / -2 * -1 + 2147483647) / 2147483648 + (s__state * -1 / -2 * -1 + 4248) / 2147483648 + 1) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((((blastFlag <= 2 && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && s__state <= 8576) && 8512 <= s__state) || ((((blastFlag <= 2 && !(s__state == 8673)) && 8512 <= s__state) && !(s__state == 8672)) && !(s__hit == 0))) || ((blastFlag == 0 && s__state <= 8576) && 8512 <= s__state)) || ((blastFlag == 1 && s__state <= 8576) && 8512 <= s__state) - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: (((((((blastFlag <= 2 && !(s__state == 8673)) && 8640 <= s__state) && !(s__state == 8672)) && !(s__hit == 0)) || (((((!(s__state == 8673) && blastFlag <= 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) && !(s__state == 8672)) && !(s__hit == 0))) || (((!(s__state == 8673) && blastFlag == 1) && 8640 <= s__state) && !(s__state == 8672))) || (((!(s__state == 8673) && blastFlag == 0) && 8640 <= s__state) && !(s__state == 8672))) || (((((blastFlag <= 2 && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8673)) && ((ag_Y * 2 + ag_X * 2) % 4294967296 <= 8496 || 2147483647 < (ag_Y * 2 + ag_X * 2) % 4294967296)) && 8640 <= s__state) && !(s__state == 8672)) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.3s, OverallIterations: 25, TraceHistogramMax: 21, AutomataDifference: 10.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5445 SDtfs, 2553 SDslu, 4169 SDs, 0 SdLazy, 4004 SolverSat, 554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3422 GetRequests, 3371 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16106occurred in iteration=22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.0s AutomataMinimizationTime, 25 MinimizatonAttempts, 10594 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 947 NumberOfFragments, 2997 HoareAnnotationTreeSize, 29 FomulaSimplifications, 110314 FormulaSimplificationTreeSizeReduction, 4.3s HoareSimplificationTime, 29 FomulaSimplificationsInter, 38734 FormulaSimplificationTreeSizeReductionInter, 12.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 10291 NumberOfCodeBlocks, 9994 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 10258 ConstructedInterpolants, 0 QuantifiedInterpolants, 10024241 SizeOfPredicates, 8 NumberOfNonLiveVariables, 5002 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 33 InterpolantComputations, 20 PerfectInterpolantSequences, 47934/48640 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...