./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47723c6ee3519babae33fb05d39affc9ea1a3e2f34d2d25026af2b76c6b9cea3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:29:01,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:29:01,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:29:01,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:29:01,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:29:01,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:29:01,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:29:01,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:29:01,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:29:01,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:29:01,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:29:01,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:29:01,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:29:01,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:29:01,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:29:01,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:29:01,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:29:01,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:29:01,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:29:01,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:29:01,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:29:01,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:29:01,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:29:01,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:29:01,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:29:01,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:29:01,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:29:01,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:29:01,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:29:01,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:29:01,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:29:01,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:29:01,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:29:01,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:29:01,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:29:01,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:29:01,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:29:01,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:29:01,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:29:01,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:29:01,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:29:01,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 23:29:01,755 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:29:01,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:29:01,758 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:29:01,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:29:01,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:29:01,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:29:01,768 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:29:01,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:29:01,769 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:29:01,769 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:29:01,770 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:29:01,771 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:29:01,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:29:01,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:29:01,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:29:01,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:29:01,772 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 23:29:01,772 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:29:01,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:29:01,773 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:29:01,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:29:01,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:29:01,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:29:01,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:29:01,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:29:01,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:29:01,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:29:01,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:29:01,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:29:01,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:29:01,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:29:01,778 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:29:01,778 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47723c6ee3519babae33fb05d39affc9ea1a3e2f34d2d25026af2b76c6b9cea3 [2021-10-28 23:29:02,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:29:02,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:29:02,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:29:02,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:29:02,138 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:29:02,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-10-28 23:29:02,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/data/697df1695/f3b35cf28a674006ae5ac4118e6fc309/FLAG83cb0ec9f [2021-10-28 23:29:02,756 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:29:02,757 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c [2021-10-28 23:29:02,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/data/697df1695/f3b35cf28a674006ae5ac4118e6fc309/FLAG83cb0ec9f [2021-10-28 23:29:03,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/data/697df1695/f3b35cf28a674006ae5ac4118e6fc309 [2021-10-28 23:29:03,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:29:03,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:29:03,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:29:03,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:29:03,106 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:29:03,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f490c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03, skipping insertion in model container [2021-10-28 23:29:03,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:29:03,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:29:03,440 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44164,44177] [2021-10-28 23:29:03,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:29:03,467 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:29:03,558 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/sv-benchmarks/c/bitvector/s3_srvr_3a.BV.c.cil.c[44164,44177] [2021-10-28 23:29:03,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:29:03,577 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:29:03,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03 WrapperNode [2021-10-28 23:29:03,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:29:03,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:29:03,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:29:03,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:29:03,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:29:03,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:29:03,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:29:03,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:29:03,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:29:03,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:29:03,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:29:03,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:29:03,730 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (1/1) ... [2021-10-28 23:29:03,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:29:03,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:03,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:29:03,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:29:03,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:29:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:29:03,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:29:03,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:29:03,971 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 23:29:04,722 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-28 23:29:04,723 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-28 23:29:04,736 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:29:04,736 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 23:29:04,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:04 BoogieIcfgContainer [2021-10-28 23:29:04,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:29:04,748 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:29:04,749 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:29:04,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:29:04,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:29:03" (1/3) ... [2021-10-28 23:29:04,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5ab866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:29:04, skipping insertion in model container [2021-10-28 23:29:04,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:29:03" (2/3) ... [2021-10-28 23:29:04,768 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a5ab866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:29:04, skipping insertion in model container [2021-10-28 23:29:04,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:04" (3/3) ... [2021-10-28 23:29:04,776 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a.BV.c.cil.c [2021-10-28 23:29:04,782 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:29:04,784 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-10-28 23:29:04,842 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:29:04,850 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:29:04,850 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-28 23:29:04,873 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:04,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 23:29:04,880 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:04,880 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:04,881 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:04,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:04,888 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2021-10-28 23:29:04,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:04,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668757071] [2021-10-28 23:29:04,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:04,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:05,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:05,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:05,272 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668757071] [2021-10-28 23:29:05,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668757071] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:05,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:05,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:05,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526493284] [2021-10-28 23:29:05,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:05,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:05,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:05,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:05,321 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:05,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:05,636 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2021-10-28 23:29:05,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:05,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 23:29:05,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:05,655 INFO L225 Difference]: With dead ends: 324 [2021-10-28 23:29:05,656 INFO L226 Difference]: Without dead ends: 156 [2021-10-28 23:29:05,660 INFO L786 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 [2021-10-28 23:29:05,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-10-28 23:29:05,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2021-10-28 23:29:05,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 148 states have (on average 1.5608108108108107) internal successors, (231), 155 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:05,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2021-10-28 23:29:05,738 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2021-10-28 23:29:05,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:05,739 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2021-10-28 23:29:05,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2021-10-28 23:29:05,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 23:29:05,741 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:05,742 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:05,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:29:05,742 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:05,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:05,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2021-10-28 23:29:05,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:05,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441430066] [2021-10-28 23:29:05,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:05,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:05,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:05,872 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441430066] [2021-10-28 23:29:05,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441430066] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:05,873 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:05,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:05,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789491177] [2021-10-28 23:29:05,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:05,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:05,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:05,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:05,885 INFO L87 Difference]: Start difference. First operand 156 states and 231 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:06,053 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2021-10-28 23:29:06,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:06,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 23:29:06,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:06,059 INFO L225 Difference]: With dead ends: 314 [2021-10-28 23:29:06,059 INFO L226 Difference]: Without dead ends: 166 [2021-10-28 23:29:06,064 INFO L786 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 [2021-10-28 23:29:06,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-10-28 23:29:06,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2021-10-28 23:29:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 149 states have (on average 1.5570469798657718) internal successors, (232), 156 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2021-10-28 23:29:06,088 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2021-10-28 23:29:06,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:06,089 INFO L470 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2021-10-28 23:29:06,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,090 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2021-10-28 23:29:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:29:06,092 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:06,092 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:06,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:29:06,093 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:06,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:06,094 INFO L85 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2021-10-28 23:29:06,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:06,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47089662] [2021-10-28 23:29:06,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:06,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:06,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:06,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:06,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47089662] [2021-10-28 23:29:06,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47089662] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:06,201 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:06,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:06,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123160886] [2021-10-28 23:29:06,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:06,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:06,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:06,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:06,206 INFO L87 Difference]: Start difference. First operand 157 states and 232 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:06,361 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2021-10-28 23:29:06,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:06,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 23:29:06,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:06,364 INFO L225 Difference]: With dead ends: 316 [2021-10-28 23:29:06,364 INFO L226 Difference]: Without dead ends: 167 [2021-10-28 23:29:06,366 INFO L786 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 [2021-10-28 23:29:06,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-28 23:29:06,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2021-10-28 23:29:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 150 states have (on average 1.5533333333333332) internal successors, (233), 157 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2021-10-28 23:29:06,391 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2021-10-28 23:29:06,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:06,392 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2021-10-28 23:29:06,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2021-10-28 23:29:06,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 23:29:06,393 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:06,393 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:06,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:29:06,394 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:06,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:06,394 INFO L85 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2021-10-28 23:29:06,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:06,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615630921] [2021-10-28 23:29:06,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:06,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:06,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:06,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615630921] [2021-10-28 23:29:06,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615630921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:06,474 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:06,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:06,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953647568] [2021-10-28 23:29:06,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:06,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:06,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:06,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:06,477 INFO L87 Difference]: Start difference. First operand 158 states and 233 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:06,622 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2021-10-28 23:29:06,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:06,622 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-28 23:29:06,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:06,625 INFO L225 Difference]: With dead ends: 318 [2021-10-28 23:29:06,625 INFO L226 Difference]: Without dead ends: 168 [2021-10-28 23:29:06,626 INFO L786 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 [2021-10-28 23:29:06,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-10-28 23:29:06,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2021-10-28 23:29:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 151 states have (on average 1.5496688741721854) internal successors, (234), 158 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2021-10-28 23:29:06,650 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2021-10-28 23:29:06,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:06,651 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2021-10-28 23:29:06,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2021-10-28 23:29:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-28 23:29:06,653 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:06,653 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:06,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:29:06,656 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:06,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:06,657 INFO L85 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2021-10-28 23:29:06,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:06,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758412752] [2021-10-28 23:29:06,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:06,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:06,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:06,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758412752] [2021-10-28 23:29:06,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758412752] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:06,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:06,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:06,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617478300] [2021-10-28 23:29:06,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:06,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:06,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:06,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:06,747 INFO L87 Difference]: Start difference. First operand 159 states and 234 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:06,879 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2021-10-28 23:29:06,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:06,880 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-10-28 23:29:06,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:06,881 INFO L225 Difference]: With dead ends: 320 [2021-10-28 23:29:06,881 INFO L226 Difference]: Without dead ends: 169 [2021-10-28 23:29:06,882 INFO L786 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 [2021-10-28 23:29:06,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-28 23:29:06,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2021-10-28 23:29:06,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 152 states have (on average 1.5460526315789473) internal successors, (235), 159 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2021-10-28 23:29:06,890 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2021-10-28 23:29:06,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:06,890 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2021-10-28 23:29:06,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:06,890 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-10-28 23:29:06,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-28 23:29:06,892 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:06,893 INFO L513 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] [2021-10-28 23:29:06,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:29:06,893 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:06,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:06,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2021-10-28 23:29:06,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:06,894 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736467821] [2021-10-28 23:29:06,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:06,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:06,908 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:06,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1817996976] [2021-10-28 23:29:06,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:06,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:06,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:06,914 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:06,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:29:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:07,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:29:07,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:07,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:07,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736467821] [2021-10-28 23:29:07,256 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:07,256 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817996976] [2021-10-28 23:29:07,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817996976] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:07,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:07,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:07,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13793250] [2021-10-28 23:29:07,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:07,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:07,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:07,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:07,264 INFO L87 Difference]: Start difference. First operand 160 states and 235 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:07,333 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2021-10-28 23:29:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:07,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-10-28 23:29:07,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:07,336 INFO L225 Difference]: With dead ends: 456 [2021-10-28 23:29:07,337 INFO L226 Difference]: Without dead ends: 304 [2021-10-28 23:29:07,337 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:07,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-10-28 23:29:07,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2021-10-28 23:29:07,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 292 states have (on average 1.5308219178082192) internal successors, (447), 299 states have internal predecessors, (447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2021-10-28 23:29:07,353 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2021-10-28 23:29:07,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:07,354 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2021-10-28 23:29:07,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,355 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-10-28 23:29:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-28 23:29:07,362 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:07,362 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 23:29:07,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:07,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:07,578 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:07,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:07,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2021-10-28 23:29:07,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:07,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891809834] [2021-10-28 23:29:07,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:07,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:07,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:07,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891809834] [2021-10-28 23:29:07,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891809834] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:07,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:07,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:07,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090025331] [2021-10-28 23:29:07,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:07,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:07,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:07,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:07,653 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:07,847 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2021-10-28 23:29:07,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:07,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-10-28 23:29:07,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:07,856 INFO L225 Difference]: With dead ends: 654 [2021-10-28 23:29:07,856 INFO L226 Difference]: Without dead ends: 362 [2021-10-28 23:29:07,857 INFO L786 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 [2021-10-28 23:29:07,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-28 23:29:07,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2021-10-28 23:29:07,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 354 states have (on average 1.5564971751412429) internal successors, (551), 361 states have internal predecessors, (551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2021-10-28 23:29:07,885 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2021-10-28 23:29:07,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:07,886 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2021-10-28 23:29:07,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2021-10-28 23:29:07,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 23:29:07,888 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:07,888 INFO L513 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] [2021-10-28 23:29:07,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:29:07,889 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:07,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:07,890 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2021-10-28 23:29:07,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:07,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361210779] [2021-10-28 23:29:07,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:07,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:07,905 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:07,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [498117685] [2021-10-28 23:29:07,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:07,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:07,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:07,907 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:07,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:29:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:08,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:29:08,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:08,308 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:29:08,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:08,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361210779] [2021-10-28 23:29:08,309 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:08,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498117685] [2021-10-28 23:29:08,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498117685] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:08,310 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:08,310 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:08,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546098662] [2021-10-28 23:29:08,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:08,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:08,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:08,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:08,313 INFO L87 Difference]: Start difference. First operand 362 states and 551 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:08,364 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2021-10-28 23:29:08,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:08,365 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 23:29:08,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:08,373 INFO L225 Difference]: With dead ends: 720 [2021-10-28 23:29:08,373 INFO L226 Difference]: Without dead ends: 537 [2021-10-28 23:29:08,376 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:08,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2021-10-28 23:29:08,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2021-10-28 23:29:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 525 states have (on average 1.5542857142857143) internal successors, (816), 532 states have internal predecessors, (816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2021-10-28 23:29:08,408 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2021-10-28 23:29:08,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:08,411 INFO L470 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2021-10-28 23:29:08,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,415 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2021-10-28 23:29:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-28 23:29:08,417 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:08,418 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:08,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:08,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-10-28 23:29:08,634 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:08,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:08,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2021-10-28 23:29:08,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:08,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74446590] [2021-10-28 23:29:08,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:08,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:08,686 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:08,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74446590] [2021-10-28 23:29:08,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74446590] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:08,686 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:08,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:08,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767737037] [2021-10-28 23:29:08,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:08,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:08,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:08,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:08,689 INFO L87 Difference]: Start difference. First operand 533 states and 816 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:08,844 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2021-10-28 23:29:08,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:08,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-28 23:29:08,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:08,849 INFO L225 Difference]: With dead ends: 1112 [2021-10-28 23:29:08,849 INFO L226 Difference]: Without dead ends: 587 [2021-10-28 23:29:08,851 INFO L786 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 [2021-10-28 23:29:08,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-10-28 23:29:08,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2021-10-28 23:29:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 573 states have (on average 1.5340314136125655) internal successors, (879), 580 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2021-10-28 23:29:08,885 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2021-10-28 23:29:08,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:08,886 INFO L470 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2021-10-28 23:29:08,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2021-10-28 23:29:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 23:29:08,890 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:08,890 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-10-28 23:29:08,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:29:08,891 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:08,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:08,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2021-10-28 23:29:08,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:08,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298766764] [2021-10-28 23:29:08,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:08,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:08,959 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:08,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:08,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298766764] [2021-10-28 23:29:08,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298766764] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:08,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:08,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:08,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21476761] [2021-10-28 23:29:08,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:08,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:08,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:08,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:08,963 INFO L87 Difference]: Start difference. First operand 581 states and 879 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:09,127 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2021-10-28 23:29:09,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:09,128 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-28 23:29:09,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:09,133 INFO L225 Difference]: With dead ends: 1163 [2021-10-28 23:29:09,133 INFO L226 Difference]: Without dead ends: 590 [2021-10-28 23:29:09,135 INFO L786 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 [2021-10-28 23:29:09,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2021-10-28 23:29:09,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2021-10-28 23:29:09,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 576 states have (on average 1.5260416666666667) internal successors, (879), 583 states have internal predecessors, (879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2021-10-28 23:29:09,169 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2021-10-28 23:29:09,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:09,170 INFO L470 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2021-10-28 23:29:09,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2021-10-28 23:29:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-28 23:29:09,173 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:09,173 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-10-28 23:29:09,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:29:09,174 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:09,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:09,175 INFO L85 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2021-10-28 23:29:09,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:09,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322059193] [2021-10-28 23:29:09,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:09,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:09,260 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:09,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:09,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322059193] [2021-10-28 23:29:09,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322059193] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:09,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:09,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:09,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018613067] [2021-10-28 23:29:09,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:09,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:09,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:09,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:09,266 INFO L87 Difference]: Start difference. First operand 584 states and 879 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:09,449 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2021-10-28 23:29:09,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:09,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-10-28 23:29:09,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:09,456 INFO L225 Difference]: With dead ends: 1292 [2021-10-28 23:29:09,456 INFO L226 Difference]: Without dead ends: 716 [2021-10-28 23:29:09,457 INFO L786 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 [2021-10-28 23:29:09,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-10-28 23:29:09,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2021-10-28 23:29:09,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 702 states have (on average 1.5555555555555556) internal successors, (1092), 709 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2021-10-28 23:29:09,494 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2021-10-28 23:29:09,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:09,495 INFO L470 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2021-10-28 23:29:09,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2021-10-28 23:29:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 23:29:09,497 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:09,498 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-28 23:29:09,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:29:09,498 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:09,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:09,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2021-10-28 23:29:09,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:09,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445536709] [2021-10-28 23:29:09,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:09,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:09,540 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:09,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:09,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445536709] [2021-10-28 23:29:09,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445536709] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:09,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:09,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:09,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99592254] [2021-10-28 23:29:09,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:09,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:09,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:09,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:09,543 INFO L87 Difference]: Start difference. First operand 710 states and 1092 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:09,720 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2021-10-28 23:29:09,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:09,721 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-10-28 23:29:09,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:09,727 INFO L225 Difference]: With dead ends: 1514 [2021-10-28 23:29:09,728 INFO L226 Difference]: Without dead ends: 812 [2021-10-28 23:29:09,729 INFO L786 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 [2021-10-28 23:29:09,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-10-28 23:29:09,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2021-10-28 23:29:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 783 states have (on average 1.5478927203065134) internal successors, (1212), 790 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2021-10-28 23:29:09,773 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2021-10-28 23:29:09,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:09,774 INFO L470 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2021-10-28 23:29:09,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:09,774 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2021-10-28 23:29:09,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 23:29:09,776 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:09,777 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-10-28 23:29:09,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 23:29:09,777 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:09,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:09,778 INFO L85 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2021-10-28 23:29:09,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:09,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237539143] [2021-10-28 23:29:09,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:09,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:09,809 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:09,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:09,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237539143] [2021-10-28 23:29:09,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237539143] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:09,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:09,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:09,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280799412] [2021-10-28 23:29:09,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:09,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:09,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:09,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:09,813 INFO L87 Difference]: Start difference. First operand 791 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:10,010 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2021-10-28 23:29:10,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:10,011 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-10-28 23:29:10,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:10,016 INFO L225 Difference]: With dead ends: 1583 [2021-10-28 23:29:10,016 INFO L226 Difference]: Without dead ends: 800 [2021-10-28 23:29:10,018 INFO L786 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 [2021-10-28 23:29:10,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-10-28 23:29:10,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2021-10-28 23:29:10,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5419847328244274) internal successors, (1212), 793 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2021-10-28 23:29:10,057 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2021-10-28 23:29:10,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:10,058 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2021-10-28 23:29:10,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2021-10-28 23:29:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 23:29:10,060 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:10,061 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 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, 1] [2021-10-28 23:29:10,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 23:29:10,061 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:10,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:10,062 INFO L85 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2021-10-28 23:29:10,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:10,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536185573] [2021-10-28 23:29:10,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:10,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:10,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:10,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536185573] [2021-10-28 23:29:10,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536185573] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:10,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:10,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:10,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685195895] [2021-10-28 23:29:10,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:10,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:10,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:10,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:10,112 INFO L87 Difference]: Start difference. First operand 794 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:10,304 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2021-10-28 23:29:10,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:10,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 23:29:10,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:10,310 INFO L225 Difference]: With dead ends: 1601 [2021-10-28 23:29:10,311 INFO L226 Difference]: Without dead ends: 815 [2021-10-28 23:29:10,314 INFO L786 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 [2021-10-28 23:29:10,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2021-10-28 23:29:10,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2021-10-28 23:29:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5305343511450382) internal successors, (1203), 793 states have internal predecessors, (1203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2021-10-28 23:29:10,354 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2021-10-28 23:29:10,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:10,354 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2021-10-28 23:29:10,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2021-10-28 23:29:10,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 23:29:10,356 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:10,356 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:10,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 23:29:10,357 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:10,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:10,358 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2021-10-28 23:29:10,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:10,358 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882671767] [2021-10-28 23:29:10,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:10,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:10,372 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:10,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1457025201] [2021-10-28 23:29:10,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:10,373 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:10,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:10,378 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:10,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 23:29:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:10,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:29:10,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:10,749 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:29:10,749 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:10,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882671767] [2021-10-28 23:29:10,750 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:10,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457025201] [2021-10-28 23:29:10,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457025201] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:10,750 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:10,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:10,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588834397] [2021-10-28 23:29:10,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:10,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:10,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:10,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:10,752 INFO L87 Difference]: Start difference. First operand 794 states and 1203 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:10,837 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2021-10-28 23:29:10,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:10,838 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-10-28 23:29:10,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:10,845 INFO L225 Difference]: With dead ends: 1584 [2021-10-28 23:29:10,845 INFO L226 Difference]: Without dead ends: 1056 [2021-10-28 23:29:10,848 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:10,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2021-10-28 23:29:10,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2021-10-28 23:29:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1044 states have (on average 1.5306513409961686) internal successors, (1598), 1051 states have internal predecessors, (1598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2021-10-28 23:29:10,905 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2021-10-28 23:29:10,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:10,906 INFO L470 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2021-10-28 23:29:10,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2021-10-28 23:29:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-28 23:29:10,908 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:10,908 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:10,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-10-28 23:29:11,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 23:29:11,126 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:11,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:11,126 INFO L85 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2021-10-28 23:29:11,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:11,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491541469] [2021-10-28 23:29:11,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:11,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:11,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:11,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491541469] [2021-10-28 23:29:11,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491541469] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:11,161 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:11,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:11,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993365859] [2021-10-28 23:29:11,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:11,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:11,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:11,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:11,163 INFO L87 Difference]: Start difference. First operand 1052 states and 1598 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:11,383 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2021-10-28 23:29:11,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:11,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2021-10-28 23:29:11,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:11,392 INFO L225 Difference]: With dead ends: 2280 [2021-10-28 23:29:11,392 INFO L226 Difference]: Without dead ends: 1236 [2021-10-28 23:29:11,394 INFO L786 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 [2021-10-28 23:29:11,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2021-10-28 23:29:11,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2021-10-28 23:29:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1216 states have (on average 1.5411184210526316) internal successors, (1874), 1223 states have internal predecessors, (1874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2021-10-28 23:29:11,453 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2021-10-28 23:29:11,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:11,453 INFO L470 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2021-10-28 23:29:11,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2021-10-28 23:29:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-28 23:29:11,456 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:11,456 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:11,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 23:29:11,457 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:11,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:11,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2021-10-28 23:29:11,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:11,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074566744] [2021-10-28 23:29:11,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:11,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:29:11,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:11,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074566744] [2021-10-28 23:29:11,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074566744] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:11,501 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:11,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:11,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608024794] [2021-10-28 23:29:11,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:11,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:11,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:11,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:11,504 INFO L87 Difference]: Start difference. First operand 1224 states and 1874 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:11,706 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2021-10-28 23:29:11,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:11,707 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-10-28 23:29:11,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:11,715 INFO L225 Difference]: With dead ends: 2500 [2021-10-28 23:29:11,715 INFO L226 Difference]: Without dead ends: 1276 [2021-10-28 23:29:11,717 INFO L786 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 [2021-10-28 23:29:11,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2021-10-28 23:29:11,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2021-10-28 23:29:11,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1256 states have (on average 1.552547770700637) internal successors, (1950), 1263 states have internal predecessors, (1950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2021-10-28 23:29:11,777 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2021-10-28 23:29:11,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:11,777 INFO L470 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2021-10-28 23:29:11,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2021-10-28 23:29:11,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-28 23:29:11,780 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:11,781 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:11,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 23:29:11,781 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:11,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:11,782 INFO L85 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2021-10-28 23:29:11,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:11,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731167168] [2021-10-28 23:29:11,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:11,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:11,812 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-28 23:29:11,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:11,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731167168] [2021-10-28 23:29:11,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731167168] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:11,813 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:11,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:11,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888633687] [2021-10-28 23:29:11,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:11,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:11,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:11,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:11,815 INFO L87 Difference]: Start difference. First operand 1264 states and 1950 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:11,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:11,982 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2021-10-28 23:29:11,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:11,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-10-28 23:29:11,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:11,993 INFO L225 Difference]: With dead ends: 2668 [2021-10-28 23:29:11,993 INFO L226 Difference]: Without dead ends: 1412 [2021-10-28 23:29:11,995 INFO L786 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 [2021-10-28 23:29:11,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-10-28 23:29:12,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-10-28 23:29:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5383480825958702) internal successors, (2086), 1363 states have internal predecessors, (2086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2021-10-28 23:29:12,083 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2021-10-28 23:29:12,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:12,083 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2021-10-28 23:29:12,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:12,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2021-10-28 23:29:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-28 23:29:12,086 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:12,087 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:12,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 23:29:12,087 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:12,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:12,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2021-10-28 23:29:12,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:12,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907828403] [2021-10-28 23:29:12,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:12,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:12,119 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-28 23:29:12,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:12,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907828403] [2021-10-28 23:29:12,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907828403] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:12,120 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:12,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:12,120 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062802153] [2021-10-28 23:29:12,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:12,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:12,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:12,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:12,122 INFO L87 Difference]: Start difference. First operand 1364 states and 2086 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:12,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:12,283 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2021-10-28 23:29:12,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:12,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-10-28 23:29:12,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:12,292 INFO L225 Difference]: With dead ends: 2768 [2021-10-28 23:29:12,293 INFO L226 Difference]: Without dead ends: 1412 [2021-10-28 23:29:12,295 INFO L786 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 [2021-10-28 23:29:12,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-10-28 23:29:12,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-10-28 23:29:12,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5235988200589972) internal successors, (2066), 1363 states have internal predecessors, (2066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2021-10-28 23:29:12,356 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2021-10-28 23:29:12,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:12,356 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2021-10-28 23:29:12,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:12,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2021-10-28 23:29:12,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-28 23:29:12,360 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:12,360 INFO L513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:12,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 23:29:12,361 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:12,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:12,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2021-10-28 23:29:12,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:12,362 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569475885] [2021-10-28 23:29:12,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:12,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:12,378 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:12,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1273992960] [2021-10-28 23:29:12,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:12,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:12,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:12,382 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:12,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 23:29:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:12,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:29:12,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-28 23:29:12,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:12,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569475885] [2021-10-28 23:29:12,859 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:12,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273992960] [2021-10-28 23:29:12,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273992960] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:12,859 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:12,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:12,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841719858] [2021-10-28 23:29:12,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:12,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:12,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:12,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:12,864 INFO L87 Difference]: Start difference. First operand 1364 states and 2066 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:13,075 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2021-10-28 23:29:13,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:13,076 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 117 [2021-10-28 23:29:13,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:13,085 INFO L225 Difference]: With dead ends: 2756 [2021-10-28 23:29:13,085 INFO L226 Difference]: Without dead ends: 1400 [2021-10-28 23:29:13,087 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:13,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2021-10-28 23:29:13,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2021-10-28 23:29:13,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.4705014749262537) internal successors, (1994), 1363 states have internal predecessors, (1994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2021-10-28 23:29:13,144 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2021-10-28 23:29:13,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:13,145 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2021-10-28 23:29:13,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2021-10-28 23:29:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-28 23:29:13,149 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:13,149 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2021-10-28 23:29:13,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:13,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:13,362 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:13,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:13,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2021-10-28 23:29:13,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:13,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675875030] [2021-10-28 23:29:13,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:13,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-28 23:29:13,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:13,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675875030] [2021-10-28 23:29:13,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675875030] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:13,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:13,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:13,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660019263] [2021-10-28 23:29:13,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:13,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:13,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:13,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:13,403 INFO L87 Difference]: Start difference. First operand 1364 states and 1994 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:13,593 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2021-10-28 23:29:13,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:13,593 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2021-10-28 23:29:13,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:13,602 INFO L225 Difference]: With dead ends: 2828 [2021-10-28 23:29:13,603 INFO L226 Difference]: Without dead ends: 1472 [2021-10-28 23:29:13,604 INFO L786 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 [2021-10-28 23:29:13,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-10-28 23:29:13,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-10-28 23:29:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4586776859504131) internal successors, (2118), 1459 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2021-10-28 23:29:13,665 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2021-10-28 23:29:13,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:13,666 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2021-10-28 23:29:13,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2021-10-28 23:29:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-28 23:29:13,669 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:13,669 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2021-10-28 23:29:13,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 23:29:13,670 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:13,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:13,672 INFO L85 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2021-10-28 23:29:13,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:13,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274906720] [2021-10-28 23:29:13,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:13,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-28 23:29:13,716 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:13,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274906720] [2021-10-28 23:29:13,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274906720] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:13,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:13,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:13,717 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526737337] [2021-10-28 23:29:13,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:13,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:13,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:13,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:13,725 INFO L87 Difference]: Start difference. First operand 1460 states and 2118 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:13,894 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2021-10-28 23:29:13,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:13,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 119 [2021-10-28 23:29:13,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:13,905 INFO L225 Difference]: With dead ends: 2924 [2021-10-28 23:29:13,905 INFO L226 Difference]: Without dead ends: 1472 [2021-10-28 23:29:13,908 INFO L786 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 [2021-10-28 23:29:13,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-10-28 23:29:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-10-28 23:29:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4449035812672177) internal successors, (2098), 1459 states have internal predecessors, (2098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2021-10-28 23:29:13,970 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2021-10-28 23:29:13,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:13,970 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2021-10-28 23:29:13,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:13,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2021-10-28 23:29:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-28 23:29:13,974 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:13,974 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:13,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 23:29:13,975 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:13,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:13,976 INFO L85 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2021-10-28 23:29:13,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:13,976 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695491789] [2021-10-28 23:29:13,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:13,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:13,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-28 23:29:14,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:14,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695491789] [2021-10-28 23:29:14,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695491789] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:14,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:14,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:14,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526260720] [2021-10-28 23:29:14,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:14,013 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:14,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:14,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:14,014 INFO L87 Difference]: Start difference. First operand 1460 states and 2098 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:14,223 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2021-10-28 23:29:14,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:14,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2021-10-28 23:29:14,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:14,235 INFO L225 Difference]: With dead ends: 3092 [2021-10-28 23:29:14,235 INFO L226 Difference]: Without dead ends: 1640 [2021-10-28 23:29:14,237 INFO L786 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 [2021-10-28 23:29:14,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2021-10-28 23:29:14,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2021-10-28 23:29:14,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1616 states have (on average 1.4467821782178218) internal successors, (2338), 1623 states have internal predecessors, (2338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2021-10-28 23:29:14,308 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2021-10-28 23:29:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:14,308 INFO L470 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2021-10-28 23:29:14,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2021-10-28 23:29:14,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-28 23:29:14,312 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:14,312 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:14,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 23:29:14,313 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:14,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:14,314 INFO L85 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2021-10-28 23:29:14,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:14,315 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139056608] [2021-10-28 23:29:14,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:14,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:14,367 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-28 23:29:14,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:14,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139056608] [2021-10-28 23:29:14,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139056608] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:14,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:14,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:14,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592051796] [2021-10-28 23:29:14,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:14,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:14,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:14,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:14,370 INFO L87 Difference]: Start difference. First operand 1624 states and 2338 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:14,580 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2021-10-28 23:29:14,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:14,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2021-10-28 23:29:14,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:14,591 INFO L225 Difference]: With dead ends: 3256 [2021-10-28 23:29:14,591 INFO L226 Difference]: Without dead ends: 1632 [2021-10-28 23:29:14,594 INFO L786 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 [2021-10-28 23:29:14,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2021-10-28 23:29:14,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2021-10-28 23:29:14,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1616 states, 1608 states have (on average 1.4440298507462686) internal successors, (2322), 1615 states have internal predecessors, (2322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2021-10-28 23:29:14,694 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2021-10-28 23:29:14,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:14,694 INFO L470 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2021-10-28 23:29:14,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2021-10-28 23:29:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-10-28 23:29:14,701 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:14,701 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 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] [2021-10-28 23:29:14,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-28 23:29:14,702 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:14,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:14,702 INFO L85 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2021-10-28 23:29:14,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:14,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164759835] [2021-10-28 23:29:14,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:14,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:14,737 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-10-28 23:29:14,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:14,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164759835] [2021-10-28 23:29:14,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164759835] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:14,739 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:14,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:14,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297368379] [2021-10-28 23:29:14,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:14,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:14,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:14,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:14,741 INFO L87 Difference]: Start difference. First operand 1616 states and 2322 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:14,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:14,931 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2021-10-28 23:29:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:14,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 139 [2021-10-28 23:29:14,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:14,942 INFO L225 Difference]: With dead ends: 3324 [2021-10-28 23:29:14,942 INFO L226 Difference]: Without dead ends: 1716 [2021-10-28 23:29:14,947 INFO L786 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 [2021-10-28 23:29:14,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-10-28 23:29:15,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-10-28 23:29:15,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.429078014184397) internal successors, (2418), 1699 states have internal predecessors, (2418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2021-10-28 23:29:15,025 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2021-10-28 23:29:15,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:15,026 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2021-10-28 23:29:15,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2021-10-28 23:29:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-28 23:29:15,030 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:15,030 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 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] [2021-10-28 23:29:15,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-28 23:29:15,031 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:15,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:15,032 INFO L85 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2021-10-28 23:29:15,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:15,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263857563] [2021-10-28 23:29:15,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:15,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:15,069 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-10-28 23:29:15,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:15,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263857563] [2021-10-28 23:29:15,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263857563] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:15,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:15,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:15,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810363706] [2021-10-28 23:29:15,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:15,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:15,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:15,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:15,072 INFO L87 Difference]: Start difference. First operand 1700 states and 2418 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:15,256 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2021-10-28 23:29:15,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:15,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 140 [2021-10-28 23:29:15,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:15,266 INFO L225 Difference]: With dead ends: 3408 [2021-10-28 23:29:15,266 INFO L226 Difference]: Without dead ends: 1716 [2021-10-28 23:29:15,269 INFO L786 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 [2021-10-28 23:29:15,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-10-28 23:29:15,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-10-28 23:29:15,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.4125295508274232) internal successors, (2390), 1699 states have internal predecessors, (2390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2021-10-28 23:29:15,335 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2021-10-28 23:29:15,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:15,336 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2021-10-28 23:29:15,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2021-10-28 23:29:15,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-28 23:29:15,340 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:15,341 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:15,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-28 23:29:15,341 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:15,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:15,342 INFO L85 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2021-10-28 23:29:15,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:15,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521675583] [2021-10-28 23:29:15,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:15,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2021-10-28 23:29:15,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:15,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521675583] [2021-10-28 23:29:15,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521675583] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:15,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:15,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:15,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884061284] [2021-10-28 23:29:15,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:15,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:15,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:15,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:15,377 INFO L87 Difference]: Start difference. First operand 1700 states and 2390 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:15,449 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2021-10-28 23:29:15,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:15,450 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2021-10-28 23:29:15,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:15,460 INFO L225 Difference]: With dead ends: 3374 [2021-10-28 23:29:15,461 INFO L226 Difference]: Without dead ends: 1682 [2021-10-28 23:29:15,463 INFO L786 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 [2021-10-28 23:29:15,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2021-10-28 23:29:15,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2021-10-28 23:29:15,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1670 states have (on average 1.4113772455089821) internal successors, (2357), 1677 states have internal predecessors, (2357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2021-10-28 23:29:15,553 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2021-10-28 23:29:15,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:15,554 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2021-10-28 23:29:15,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2021-10-28 23:29:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-28 23:29:15,559 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:15,559 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:15,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-28 23:29:15,560 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:15,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:15,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2021-10-28 23:29:15,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:15,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687183351] [2021-10-28 23:29:15,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:15,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-28 23:29:15,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:15,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687183351] [2021-10-28 23:29:15,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687183351] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:15,623 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1805490042] [2021-10-28 23:29:15,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:15,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:15,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:15,626 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:15,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 23:29:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:15,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:29:15,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-28 23:29:16,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1805490042] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:16,307 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:29:16,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 23:29:16,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849299938] [2021-10-28 23:29:16,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:29:16,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:16,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:29:16,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:29:16,310 INFO L87 Difference]: Start difference. First operand 1678 states and 2357 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:16,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:16,799 INFO L93 Difference]: Finished difference Result 5292 states and 7423 transitions. [2021-10-28 23:29:16,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:29:16,800 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2021-10-28 23:29:16,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:16,812 INFO L225 Difference]: With dead ends: 5292 [2021-10-28 23:29:16,813 INFO L226 Difference]: Without dead ends: 3522 [2021-10-28 23:29:16,815 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:16,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2021-10-28 23:29:16,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 2066. [2021-10-28 23:29:16,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2066 states, 2058 states have (on average 1.4173955296404277) internal successors, (2917), 2065 states have internal predecessors, (2917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 2917 transitions. [2021-10-28 23:29:16,907 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 2917 transitions. Word has length 155 [2021-10-28 23:29:16,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:16,908 INFO L470 AbstractCegarLoop]: Abstraction has 2066 states and 2917 transitions. [2021-10-28 23:29:16,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:16,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2917 transitions. [2021-10-28 23:29:16,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-28 23:29:16,913 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:16,913 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:16,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:17,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-28 23:29:17,138 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:17,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:17,138 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2021-10-28 23:29:17,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:17,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071320912] [2021-10-28 23:29:17,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:17,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:17,201 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-28 23:29:17,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:17,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071320912] [2021-10-28 23:29:17,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071320912] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:17,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2040672720] [2021-10-28 23:29:17,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:17,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:17,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:17,204 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:17,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 23:29:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:17,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:29:17,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-28 23:29:17,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2040672720] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:17,910 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:29:17,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 23:29:17,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155446101] [2021-10-28 23:29:17,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:29:17,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:17,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:29:17,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:29:17,913 INFO L87 Difference]: Start difference. First operand 2066 states and 2917 transitions. Second operand has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:18,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:18,357 INFO L93 Difference]: Finished difference Result 5633 states and 7890 transitions. [2021-10-28 23:29:18,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:29:18,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2021-10-28 23:29:18,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:18,367 INFO L225 Difference]: With dead ends: 5633 [2021-10-28 23:29:18,367 INFO L226 Difference]: Without dead ends: 3575 [2021-10-28 23:29:18,372 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:18,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2021-10-28 23:29:18,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 2576. [2021-10-28 23:29:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2568 states have (on average 1.3605919003115265) internal successors, (3494), 2575 states have internal predecessors, (3494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 3494 transitions. [2021-10-28 23:29:18,505 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 3494 transitions. Word has length 157 [2021-10-28 23:29:18,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:18,506 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 3494 transitions. [2021-10-28 23:29:18,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.0) internal successors, (96), 4 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:18,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 3494 transitions. [2021-10-28 23:29:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-28 23:29:18,513 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:18,513 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:18,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:18,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:18,738 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:18,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:18,738 INFO L85 PathProgramCache]: Analyzing trace with hash -224165000, now seen corresponding path program 1 times [2021-10-28 23:29:18,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:18,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358612412] [2021-10-28 23:29:18,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:18,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:18,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-28 23:29:18,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:18,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358612412] [2021-10-28 23:29:18,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358612412] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:18,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:18,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:18,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859060547] [2021-10-28 23:29:18,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:18,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:18,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:18,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:18,804 INFO L87 Difference]: Start difference. First operand 2576 states and 3494 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:18,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:18,939 INFO L93 Difference]: Finished difference Result 4365 states and 5920 transitions. [2021-10-28 23:29:18,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:18,940 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2021-10-28 23:29:18,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:18,945 INFO L225 Difference]: With dead ends: 4365 [2021-10-28 23:29:18,946 INFO L226 Difference]: Without dead ends: 2346 [2021-10-28 23:29:18,949 INFO L786 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 [2021-10-28 23:29:18,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2346 states. [2021-10-28 23:29:19,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2346 to 2346. [2021-10-28 23:29:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2346 states, 2338 states have (on average 1.358426005132592) internal successors, (3176), 2345 states have internal predecessors, (3176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:19,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2346 states and 3176 transitions. [2021-10-28 23:29:19,050 INFO L78 Accepts]: Start accepts. Automaton has 2346 states and 3176 transitions. Word has length 164 [2021-10-28 23:29:19,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:19,050 INFO L470 AbstractCegarLoop]: Abstraction has 2346 states and 3176 transitions. [2021-10-28 23:29:19,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 3176 transitions. [2021-10-28 23:29:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-28 23:29:19,056 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:19,057 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:19,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-28 23:29:19,057 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:19,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:19,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1734409786, now seen corresponding path program 1 times [2021-10-28 23:29:19,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:19,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72292268] [2021-10-28 23:29:19,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:19,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-28 23:29:19,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:19,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72292268] [2021-10-28 23:29:19,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72292268] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:19,137 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125875622] [2021-10-28 23:29:19,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:19,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:19,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:19,142 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:19,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 23:29:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:19,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:29:19,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-28 23:29:19,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125875622] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:19,899 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:29:19,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 23:29:19,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204943116] [2021-10-28 23:29:19,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:29:19,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:19,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:29:19,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:29:19,902 INFO L87 Difference]: Start difference. First operand 2346 states and 3176 transitions. Second operand has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:20,314 INFO L93 Difference]: Finished difference Result 5486 states and 7378 transitions. [2021-10-28 23:29:20,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:29:20,315 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2021-10-28 23:29:20,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:20,323 INFO L225 Difference]: With dead ends: 5486 [2021-10-28 23:29:20,323 INFO L226 Difference]: Without dead ends: 3125 [2021-10-28 23:29:20,326 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:20,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2021-10-28 23:29:20,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 2121. [2021-10-28 23:29:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2121 states, 2115 states have (on average 1.3494089834515366) internal successors, (2854), 2120 states have internal predecessors, (2854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 2121 states and 2854 transitions. [2021-10-28 23:29:20,419 INFO L78 Accepts]: Start accepts. Automaton has 2121 states and 2854 transitions. Word has length 164 [2021-10-28 23:29:20,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:20,419 INFO L470 AbstractCegarLoop]: Abstraction has 2121 states and 2854 transitions. [2021-10-28 23:29:20,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.25) internal successors, (105), 4 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2854 transitions. [2021-10-28 23:29:20,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-28 23:29:20,424 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:20,425 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:20,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:20,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:20,638 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:20,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:20,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2021-10-28 23:29:20,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:20,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771370210] [2021-10-28 23:29:20,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:20,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:20,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-10-28 23:29:20,686 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:20,686 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771370210] [2021-10-28 23:29:20,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771370210] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:20,687 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:20,687 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:20,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703818313] [2021-10-28 23:29:20,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:20,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:20,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:20,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:20,689 INFO L87 Difference]: Start difference. First operand 2121 states and 2854 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:20,833 INFO L93 Difference]: Finished difference Result 5130 states and 6841 transitions. [2021-10-28 23:29:20,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:20,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 166 [2021-10-28 23:29:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:20,841 INFO L225 Difference]: With dead ends: 5130 [2021-10-28 23:29:20,841 INFO L226 Difference]: Without dead ends: 3017 [2021-10-28 23:29:20,844 INFO L786 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 [2021-10-28 23:29:20,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2021-10-28 23:29:20,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 3013. [2021-10-28 23:29:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3007 states have (on average 1.3259062188227468) internal successors, (3987), 3012 states have internal predecessors, (3987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 3987 transitions. [2021-10-28 23:29:20,971 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 3987 transitions. Word has length 166 [2021-10-28 23:29:20,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:20,972 INFO L470 AbstractCegarLoop]: Abstraction has 3013 states and 3987 transitions. [2021-10-28 23:29:20,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 3987 transitions. [2021-10-28 23:29:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-28 23:29:20,979 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:20,979 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:20,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-10-28 23:29:20,979 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:20,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:20,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2021-10-28 23:29:20,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:20,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735628835] [2021-10-28 23:29:20,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:20,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:20,998 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:20,999 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1768519885] [2021-10-28 23:29:20,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:20,999 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:20,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:21,006 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:21,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 23:29:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:21,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:29:21,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-10-28 23:29:21,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:21,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735628835] [2021-10-28 23:29:21,784 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:21,785 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1768519885] [2021-10-28 23:29:21,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1768519885] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:21,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:21,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:21,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224373297] [2021-10-28 23:29:21,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:29:21,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:21,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:29:21,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:29:21,789 INFO L87 Difference]: Start difference. First operand 3013 states and 3987 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:22,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:22,149 INFO L93 Difference]: Finished difference Result 4567 states and 5947 transitions. [2021-10-28 23:29:22,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:29:22,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2021-10-28 23:29:22,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:22,163 INFO L225 Difference]: With dead ends: 4567 [2021-10-28 23:29:22,163 INFO L226 Difference]: Without dead ends: 3840 [2021-10-28 23:29:22,166 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:29:22,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3840 states. [2021-10-28 23:29:22,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3840 to 3710. [2021-10-28 23:29:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3704 states have (on average 1.3137149028077755) internal successors, (4866), 3709 states have internal predecessors, (4866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:22,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 4866 transitions. [2021-10-28 23:29:22,323 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 4866 transitions. Word has length 187 [2021-10-28 23:29:22,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:22,324 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 4866 transitions. [2021-10-28 23:29:22,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 4866 transitions. [2021-10-28 23:29:22,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-28 23:29:22,332 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:22,332 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:22,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:22,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-10-28 23:29:22,549 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:22,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:22,550 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2021-10-28 23:29:22,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:22,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451559339] [2021-10-28 23:29:22,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:22,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:22,569 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:22,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1933836185] [2021-10-28 23:29:22,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:22,569 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:22,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:22,570 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:22,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 23:29:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:23,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:29:23,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-28 23:29:23,932 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:23,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451559339] [2021-10-28 23:29:23,933 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:23,933 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1933836185] [2021-10-28 23:29:23,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1933836185] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:23,933 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:23,933 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:29:23,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985800032] [2021-10-28 23:29:23,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:29:23,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:23,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:29:23,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:23,936 INFO L87 Difference]: Start difference. First operand 3710 states and 4866 transitions. Second operand has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:24,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:24,379 INFO L93 Difference]: Finished difference Result 6535 states and 8477 transitions. [2021-10-28 23:29:24,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:29:24,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 189 [2021-10-28 23:29:24,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:24,393 INFO L225 Difference]: With dead ends: 6535 [2021-10-28 23:29:24,393 INFO L226 Difference]: Without dead ends: 5657 [2021-10-28 23:29:24,396 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:24,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5657 states. [2021-10-28 23:29:24,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5657 to 5035. [2021-10-28 23:29:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5035 states, 5029 states have (on average 1.3167627758997813) internal successors, (6622), 5034 states have internal predecessors, (6622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:24,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 5035 states and 6622 transitions. [2021-10-28 23:29:24,673 INFO L78 Accepts]: Start accepts. Automaton has 5035 states and 6622 transitions. Word has length 189 [2021-10-28 23:29:24,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:24,673 INFO L470 AbstractCegarLoop]: Abstraction has 5035 states and 6622 transitions. [2021-10-28 23:29:24,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:24,674 INFO L276 IsEmpty]: Start isEmpty. Operand 5035 states and 6622 transitions. [2021-10-28 23:29:24,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-28 23:29:24,679 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:24,679 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:24,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:24,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:24,902 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:24,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:24,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2021-10-28 23:29:24,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:24,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400421535] [2021-10-28 23:29:24,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:24,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:24,922 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:24,922 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1332375851] [2021-10-28 23:29:24,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:24,923 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:24,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:24,924 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:24,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 23:29:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:25,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:29:25,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:25,969 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-28 23:29:25,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:25,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400421535] [2021-10-28 23:29:25,970 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:25,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332375851] [2021-10-28 23:29:25,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1332375851] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:25,970 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:25,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:29:25,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103042526] [2021-10-28 23:29:25,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:29:25,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:25,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:29:25,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:25,973 INFO L87 Difference]: Start difference. First operand 5035 states and 6622 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:26,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:26,421 INFO L93 Difference]: Finished difference Result 9501 states and 12506 transitions. [2021-10-28 23:29:26,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:29:26,422 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2021-10-28 23:29:26,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:26,433 INFO L225 Difference]: With dead ends: 9501 [2021-10-28 23:29:26,434 INFO L226 Difference]: Without dead ends: 5252 [2021-10-28 23:29:26,439 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:29:26,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2021-10-28 23:29:26,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 5203. [2021-10-28 23:29:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5203 states, 5197 states have (on average 1.3045988070040409) internal successors, (6780), 5202 states have internal predecessors, (6780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5203 states to 5203 states and 6780 transitions. [2021-10-28 23:29:26,652 INFO L78 Accepts]: Start accepts. Automaton has 5203 states and 6780 transitions. Word has length 190 [2021-10-28 23:29:26,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:26,653 INFO L470 AbstractCegarLoop]: Abstraction has 5203 states and 6780 transitions. [2021-10-28 23:29:26,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 5203 states and 6780 transitions. [2021-10-28 23:29:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-10-28 23:29:26,658 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:26,661 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:26,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:26,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-28 23:29:26,890 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:26,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:26,890 INFO L85 PathProgramCache]: Analyzing trace with hash -772079227, now seen corresponding path program 1 times [2021-10-28 23:29:26,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:26,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078709249] [2021-10-28 23:29:26,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:26,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:26,904 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:29:26,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2018072414] [2021-10-28 23:29:26,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:26,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:26,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:26,909 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:26,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 23:29:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:27,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:29:27,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-10-28 23:29:27,967 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:27,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078709249] [2021-10-28 23:29:27,968 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:29:27,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018072414] [2021-10-28 23:29:27,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018072414] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:27,968 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:27,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:27,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962574059] [2021-10-28 23:29:27,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:27,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:27,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:27,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:27,979 INFO L87 Difference]: Start difference. First operand 5203 states and 6780 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:28,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:28,250 INFO L93 Difference]: Finished difference Result 10491 states and 13682 transitions. [2021-10-28 23:29:28,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:28,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 197 [2021-10-28 23:29:28,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:28,258 INFO L225 Difference]: With dead ends: 10491 [2021-10-28 23:29:28,258 INFO L226 Difference]: Without dead ends: 3498 [2021-10-28 23:29:28,265 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:28,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3498 states. [2021-10-28 23:29:28,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3498 to 3488. [2021-10-28 23:29:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3488 states, 3482 states have (on average 1.296381390005744) internal successors, (4514), 3487 states have internal predecessors, (4514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:28,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3488 states and 4514 transitions. [2021-10-28 23:29:28,443 INFO L78 Accepts]: Start accepts. Automaton has 3488 states and 4514 transitions. Word has length 197 [2021-10-28 23:29:28,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:28,444 INFO L470 AbstractCegarLoop]: Abstraction has 3488 states and 4514 transitions. [2021-10-28 23:29:28,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:28,444 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 4514 transitions. [2021-10-28 23:29:28,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-28 23:29:28,447 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:28,447 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:29:28,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:28,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-10-28 23:29:28,662 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:28,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:28,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2021-10-28 23:29:28,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:28,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351245625] [2021-10-28 23:29:28,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:28,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:28,713 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-10-28 23:29:28,713 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:28,714 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351245625] [2021-10-28 23:29:28,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351245625] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:28,714 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:28,714 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:28,714 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353092332] [2021-10-28 23:29:28,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:28,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:28,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:28,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:28,717 INFO L87 Difference]: Start difference. First operand 3488 states and 4514 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:29,005 INFO L93 Difference]: Finished difference Result 6663 states and 8595 transitions. [2021-10-28 23:29:29,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:29,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 198 [2021-10-28 23:29:29,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:29,012 INFO L225 Difference]: With dead ends: 6663 [2021-10-28 23:29:29,012 INFO L226 Difference]: Without dead ends: 3063 [2021-10-28 23:29:29,016 INFO L786 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 [2021-10-28 23:29:29,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3063 states. [2021-10-28 23:29:29,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3063 to 3017. [2021-10-28 23:29:29,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3017 states, 3011 states have (on average 1.282298239787446) internal successors, (3861), 3016 states have internal predecessors, (3861), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3861 transitions. [2021-10-28 23:29:29,132 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 3861 transitions. Word has length 198 [2021-10-28 23:29:29,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:29,132 INFO L470 AbstractCegarLoop]: Abstraction has 3017 states and 3861 transitions. [2021-10-28 23:29:29,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3861 transitions. [2021-10-28 23:29:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-10-28 23:29:29,136 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:29,136 INFO L513 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:29,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-10-28 23:29:29,139 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:29,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:29,139 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2021-10-28 23:29:29,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:29,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700311855] [2021-10-28 23:29:29,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:29,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2021-10-28 23:29:29,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:29,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700311855] [2021-10-28 23:29:29,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700311855] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:29,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:29,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:29,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341808166] [2021-10-28 23:29:29,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:29,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:29,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:29,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:29,221 INFO L87 Difference]: Start difference. First operand 3017 states and 3861 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:29,478 INFO L93 Difference]: Finished difference Result 6335 states and 8080 transitions. [2021-10-28 23:29:29,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:29,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 336 [2021-10-28 23:29:29,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:29,486 INFO L225 Difference]: With dead ends: 6335 [2021-10-28 23:29:29,486 INFO L226 Difference]: Without dead ends: 3341 [2021-10-28 23:29:29,490 INFO L786 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 [2021-10-28 23:29:29,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3341 states. [2021-10-28 23:29:29,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3341 to 3323. [2021-10-28 23:29:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3323 states, 3317 states have (on average 1.2698221284293036) internal successors, (4212), 3322 states have internal predecessors, (4212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 3323 states and 4212 transitions. [2021-10-28 23:29:29,645 INFO L78 Accepts]: Start accepts. Automaton has 3323 states and 4212 transitions. Word has length 336 [2021-10-28 23:29:29,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:29,646 INFO L470 AbstractCegarLoop]: Abstraction has 3323 states and 4212 transitions. [2021-10-28 23:29:29,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 4212 transitions. [2021-10-28 23:29:29,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-10-28 23:29:29,650 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:29,650 INFO L513 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:29,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-10-28 23:29:29,651 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:29,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:29,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2021-10-28 23:29:29,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:29,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421153113] [2021-10-28 23:29:29,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:29,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:29,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2021-10-28 23:29:29,723 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:29,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421153113] [2021-10-28 23:29:29,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421153113] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:29:29,723 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:29:29,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:29:29,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667026053] [2021-10-28 23:29:29,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:29:29,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:29,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:29:29,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:29:29,726 INFO L87 Difference]: Start difference. First operand 3323 states and 4212 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:29,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:29,952 INFO L93 Difference]: Finished difference Result 6855 states and 8683 transitions. [2021-10-28 23:29:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:29:29,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 367 [2021-10-28 23:29:29,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:29,960 INFO L225 Difference]: With dead ends: 6855 [2021-10-28 23:29:29,961 INFO L226 Difference]: Without dead ends: 3555 [2021-10-28 23:29:29,965 INFO L786 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 [2021-10-28 23:29:29,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3555 states. [2021-10-28 23:29:30,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3555 to 3541. [2021-10-28 23:29:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3541 states, 3535 states have (on average 1.2588401697312588) internal successors, (4450), 3540 states have internal predecessors, (4450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:30,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 3541 states and 4450 transitions. [2021-10-28 23:29:30,128 INFO L78 Accepts]: Start accepts. Automaton has 3541 states and 4450 transitions. Word has length 367 [2021-10-28 23:29:30,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:30,129 INFO L470 AbstractCegarLoop]: Abstraction has 3541 states and 4450 transitions. [2021-10-28 23:29:30,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3541 states and 4450 transitions. [2021-10-28 23:29:30,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-10-28 23:29:30,133 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:29:30,134 INFO L513 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:29:30,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-10-28 23:29:30,135 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2021-10-28 23:29:30,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:29:30,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2021-10-28 23:29:30,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:29:30,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022649969] [2021-10-28 23:29:30,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:30,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:29:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:30,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-10-28 23:29:30,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:29:30,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022649969] [2021-10-28 23:29:30,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022649969] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:30,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292140340] [2021-10-28 23:29:30,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:29:30,252 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:29:30,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:29:30,254 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:29:30,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 23:29:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:29:30,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:29:30,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:29:32,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2021-10-28 23:29:32,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292140340] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:29:32,010 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:29:32,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 23:29:32,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713064109] [2021-10-28 23:29:32,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:29:32,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:29:32,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:29:32,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:29:32,012 INFO L87 Difference]: Start difference. First operand 3541 states and 4450 transitions. Second operand has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:32,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:29:32,203 INFO L93 Difference]: Finished difference Result 4585 states and 5774 transitions. [2021-10-28 23:29:32,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:29:32,203 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 400 [2021-10-28 23:29:32,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:29:32,205 INFO L225 Difference]: With dead ends: 4585 [2021-10-28 23:29:32,205 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:29:32,209 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:29:32,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:29:32,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:29:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:32,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:29:32,210 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2021-10-28 23:29:32,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:29:32,211 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:29:32,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.0) internal successors, (180), 6 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:29:32,211 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:29:32,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:29:32,214 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,215 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,215 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,215 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,215 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,216 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,216 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,216 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:29:32,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:29:32,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-10-28 23:29:32,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:29:32,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:32,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:32,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:32,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:32,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:33,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:34,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:34,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:34,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:34,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:35,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:29:45,136 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-10-28 23:29:45,137 INFO L853 garLoopResultBuilder]: At program point L399(lines 390 421) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-28 23:29:45,137 INFO L853 garLoopResultBuilder]: At program point L168(lines 167 605) the Hoare annotation is: (let ((.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse3 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse7 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse0 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse6 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse8 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse3 .cse4 .cse6) (and (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse6) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse8) (and .cse7 .cse0 .cse4 .cse6 .cse8))) [2021-10-28 23:29:45,137 INFO L853 garLoopResultBuilder]: At program point L135(lines 128 618) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16))) [2021-10-28 23:29:45,138 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-28 23:29:45,138 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 635) no Hoare annotation was computed. [2021-10-28 23:29:45,138 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-10-28 23:29:45,141 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 407) no Hoare annotation was computed. [2021-10-28 23:29:45,142 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 593) no Hoare annotation was computed. [2021-10-28 23:29:45,142 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 604) no Hoare annotation was computed. [2021-10-28 23:29:45,143 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 615) no Hoare annotation was computed. [2021-10-28 23:29:45,143 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 626) no Hoare annotation was computed. [2021-10-28 23:29:45,143 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 472) no Hoare annotation was computed. [2021-10-28 23:29:45,143 INFO L853 garLoopResultBuilder]: At program point L204(lines 200 594) the Hoare annotation is: (let ((.cse0 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse2 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse2 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse3))) [2021-10-28 23:29:45,144 INFO L853 garLoopResultBuilder]: At program point L105(lines 104 626) the Hoare annotation is: false [2021-10-28 23:29:45,144 INFO L857 garLoopResultBuilder]: For program point L502(lines 502 506) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L502-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L503(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L503-1(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L503-2(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L503-3(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 244) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 592) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 603) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 614) no Hoare annotation was computed. [2021-10-28 23:29:45,145 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 625) no Hoare annotation was computed. [2021-10-28 23:29:45,146 INFO L853 garLoopResultBuilder]: At program point L207(lines 206 592) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 23:29:45,146 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 604) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 .cse1 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2021-10-28 23:29:45,146 INFO L853 garLoopResultBuilder]: At program point L141(lines 137 615) the Hoare annotation is: (let ((.cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14 .cse15 .cse17) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse16 .cse8 .cse10 .cse11 .cse13 .cse14 .cse15 .cse17))) [2021-10-28 23:29:45,146 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 83) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L274(lines 274 278) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L572(lines 572 582) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L572-1(lines 572 582) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 602) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 613) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L110(lines 110 624) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,147 INFO L857 garLoopResultBuilder]: For program point L441-1(lines 441 453) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L853 garLoopResultBuilder]: At program point L210(lines 209 591) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L860 garLoopResultBuilder]: At program point L673(lines 66 675) the Hoare annotation is: true [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L640(lines 640 646) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L541(lines 541 546) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L853 garLoopResultBuilder]: At program point L409(lines 400 420) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-28 23:29:45,148 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,149 INFO L860 garLoopResultBuilder]: At program point L674(lines 11 676) the Hoare annotation is: true [2021-10-28 23:29:45,149 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 579) no Hoare annotation was computed. [2021-10-28 23:29:45,149 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 601) no Hoare annotation was computed. [2021-10-28 23:29:45,149 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 612) no Hoare annotation was computed. [2021-10-28 23:29:45,149 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 623) no Hoare annotation was computed. [2021-10-28 23:29:45,149 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 449) no Hoare annotation was computed. [2021-10-28 23:29:45,150 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 602) the Hoare annotation is: (let ((.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse4 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (and .cse4 .cse0 .cse1 .cse5) (and .cse0 .cse1 .cse2 .cse5))) [2021-10-28 23:29:45,150 INFO L853 garLoopResultBuilder]: At program point L147(lines 143 613) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)))) [2021-10-28 23:29:45,150 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,150 INFO L857 garLoopResultBuilder]: For program point L412(lines 412 416) no Hoare annotation was computed. [2021-10-28 23:29:45,151 INFO L853 garLoopResultBuilder]: At program point L214(lines 107 625) the Hoare annotation is: false [2021-10-28 23:29:45,152 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 516) no Hoare annotation was computed. [2021-10-28 23:29:45,152 INFO L857 garLoopResultBuilder]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2021-10-28 23:29:45,152 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,152 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 600) no Hoare annotation was computed. [2021-10-28 23:29:45,153 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 611) no Hoare annotation was computed. [2021-10-28 23:29:45,153 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 622) no Hoare annotation was computed. [2021-10-28 23:29:45,153 INFO L857 garLoopResultBuilder]: For program point L480(lines 480 484) no Hoare annotation was computed. [2021-10-28 23:29:45,153 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 66 675) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 599) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 610) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 621) no Hoare annotation was computed. [2021-10-28 23:29:45,154 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-28 23:29:45,155 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 382) no Hoare annotation was computed. [2021-10-28 23:29:45,155 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2021-10-28 23:29:45,155 INFO L857 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-10-28 23:29:45,155 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-10-28 23:29:45,155 INFO L853 garLoopResultBuilder]: At program point L186(lines 182 600) the Hoare annotation is: (let ((.cse3 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse4 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse1 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse5 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse3) (and .cse4 .cse0 .cse1 .cse5) (and .cse0 .cse1 .cse2 .cse5))) [2021-10-28 23:29:45,156 INFO L853 garLoopResultBuilder]: At program point L153(lines 149 611) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14))) [2021-10-28 23:29:45,156 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,156 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 555) no Hoare annotation was computed. [2021-10-28 23:29:45,157 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 598) no Hoare annotation was computed. [2021-10-28 23:29:45,157 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 609) no Hoare annotation was computed. [2021-10-28 23:29:45,157 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 620) no Hoare annotation was computed. [2021-10-28 23:29:45,157 INFO L853 garLoopResultBuilder]: At program point L552(lines 66 675) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 23:29:45,157 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 381) no Hoare annotation was computed. [2021-10-28 23:29:45,158 INFO L857 garLoopResultBuilder]: For program point L354-1(lines 354 381) no Hoare annotation was computed. [2021-10-28 23:29:45,158 INFO L853 garLoopResultBuilder]: At program point L123(lines 119 621) the Hoare annotation is: false [2021-10-28 23:29:45,158 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 378) no Hoare annotation was computed. [2021-10-28 23:29:45,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:29:45,158 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 268) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L860 garLoopResultBuilder]: At program point L686(lines 677 688) the Hoare annotation is: true [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 262) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 597) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 608) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 619) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 527) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 503) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 421) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-28 23:29:45,159 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,160 INFO L853 garLoopResultBuilder]: At program point L192(lines 188 598) the Hoare annotation is: (let ((.cse10 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656))) (.cse5 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse6 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse11) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse11) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse7 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)))) [2021-10-28 23:29:45,160 INFO L853 garLoopResultBuilder]: At program point L159(lines 155 609) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-28 23:29:45,160 INFO L853 garLoopResultBuilder]: At program point L126(lines 125 619) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse9 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse14 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse11 .cse12 .cse13 .cse14 .cse15))) [2021-10-28 23:29:45,160 INFO L853 garLoopResultBuilder]: At program point L589(lines 101 657) the Hoare annotation is: (let ((.cse12 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse18 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse21 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse25 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse16 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse26 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse13 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse11 .cse9 .cse12 .cse10) (and .cse13 .cse11 .cse14 .cse12 .cse15 .cse16 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse1 .cse14 .cse15 .cse24 .cse25 .cse4) (and .cse26 .cse13 .cse11 .cse12 .cse15 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse7 .cse1 .cse15 .cse24 .cse25 .cse4) (and .cse0 .cse13 .cse15 .cse3 .cse4 .cse17) (and .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse15 .cse25 .cse17) (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse27) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse27) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse11 .cse14 .cse16) (and .cse26 .cse13 .cse15 .cse17 .cse27))) [2021-10-28 23:29:45,160 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 560) no Hoare annotation was computed. [2021-10-28 23:29:45,160 INFO L857 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 377) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L359-2(lines 358 375) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 596) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 607) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-10-28 23:29:45,161 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 618) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 463) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L327-1(lines 327 336) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L860 garLoopResultBuilder]: At program point L658(lines 100 659) the Hoare annotation is: true [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 595) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 606) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 617) no Hoare annotation was computed. [2021-10-28 23:29:45,162 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:29:45,163 INFO L857 garLoopResultBuilder]: For program point L627(lines 627 655) no Hoare annotation was computed. [2021-10-28 23:29:45,163 INFO L857 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2021-10-28 23:29:45,163 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 248) no Hoare annotation was computed. [2021-10-28 23:29:45,163 INFO L857 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2021-10-28 23:29:45,163 INFO L853 garLoopResultBuilder]: At program point L198(lines 194 596) the Hoare annotation is: (let ((.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse3 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0))) (or (and .cse0 .cse1 .cse2 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse3 .cse4 .cse5 (<= 8640 ULTIMATE.start_ssl3_accept_~s__state~0)) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5 .cse8) (and .cse0 .cse1 .cse2 .cse9 .cse6 .cse3 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse9 .cse6 .cse3 .cse5 .cse8))) [2021-10-28 23:29:45,163 INFO L853 garLoopResultBuilder]: At program point L165(lines 161 607) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse12 .cse13 .cse14))) [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 652) no Hoare annotation was computed. [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L562(lines 562 566) no Hoare annotation was computed. [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L562-2(lines 562 566) no Hoare annotation was computed. [2021-10-28 23:29:45,164 INFO L857 garLoopResultBuilder]: For program point L529-2(lines 211 588) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 666) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L629(lines 629 638) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L662-2(lines 662 666) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L629-2(lines 628 650) no Hoare annotation was computed. [2021-10-28 23:29:45,165 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 475) no Hoare annotation was computed. [2021-10-28 23:29:45,166 INFO L857 garLoopResultBuilder]: For program point L431(lines 431 435) no Hoare annotation was computed. [2021-10-28 23:29:45,166 INFO L853 garLoopResultBuilder]: At program point L365(lines 348 383) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse5 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse8 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse13 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse13 .cse14))) [2021-10-28 23:29:45,166 INFO L857 garLoopResultBuilder]: For program point L266(line 266) no Hoare annotation was computed. [2021-10-28 23:29:45,166 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 238) no Hoare annotation was computed. [2021-10-28 23:29:45,166 INFO L857 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2021-10-28 23:29:45,167 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 594) no Hoare annotation was computed. [2021-10-28 23:29:45,167 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 605) no Hoare annotation was computed. [2021-10-28 23:29:45,167 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 616) no Hoare annotation was computed. [2021-10-28 23:29:45,167 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 101 657) the Hoare annotation is: (let ((.cse12 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse18 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse19 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse21 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse23 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse0 (<= 8576 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse3 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse25 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 16384))) (.cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657))) (.cse2 (<= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (.cse9 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= 24576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse16 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse26 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse13 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse17 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse27 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse11 .cse9 .cse12 .cse10) (and .cse13 .cse11 .cse14 .cse12 .cse15 .cse16 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse1 .cse14 .cse15 .cse24 .cse25 .cse4) (and .cse26 .cse13 .cse11 .cse12 .cse15 .cse17) (and .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse13 .cse7 .cse1 .cse15 .cse24 .cse25 .cse4) (and .cse0 .cse13 .cse15 .cse3 .cse4 .cse17) (and .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8640) .cse15 .cse25 .cse17) (and .cse13 .cse14 .cse15 .cse16 .cse17 .cse27) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse27) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse11 .cse14 .cse16) (and .cse26 .cse13 .cse15 .cse17 .cse27))) [2021-10-28 23:29:45,171 INFO L731 BasicCegarLoop]: Path program 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] [2021-10-28 23:29:45,173 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:29:45,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:29:45 BoogieIcfgContainer [2021-10-28 23:29:45,230 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:29:45,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:29:45,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:29:45,231 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:29:45,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:29:04" (3/4) ... [2021-10-28 23:29:45,235 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:29:45,257 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-28 23:29:45,258 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:29:45,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:29:45,261 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:29:45,376 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:29:45,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:29:45,378 INFO L168 Benchmark]: Toolchain (without parser) took 42284.66 ms. Allocated memory was 119.5 MB in the beginning and 425.7 MB in the end (delta: 306.2 MB). Free memory was 78.4 MB in the beginning and 298.3 MB in the end (delta: -220.0 MB). Peak memory consumption was 86.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,379 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 119.5 MB. Free memory is still 95.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:29:45,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.48 ms. Allocated memory is still 119.5 MB. Free memory was 78.2 MB in the beginning and 88.1 MB in the end (delta: -9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.19 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 85.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,380 INFO L168 Benchmark]: Boogie Preprocessor took 69.93 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 82.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,380 INFO L168 Benchmark]: RCFGBuilder took 1021.19 ms. Allocated memory is still 119.5 MB. Free memory was 82.8 MB in the beginning and 54.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,381 INFO L168 Benchmark]: TraceAbstraction took 40481.58 ms. Allocated memory was 119.5 MB in the beginning and 425.7 MB in the end (delta: 306.2 MB). Free memory was 53.5 MB in the beginning and 310.9 MB in the end (delta: -257.4 MB). Peak memory consumption was 270.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,381 INFO L168 Benchmark]: Witness Printer took 146.31 ms. Allocated memory is still 425.7 MB. Free memory was 310.9 MB in the beginning and 298.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:29:45,384 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 119.5 MB. Free memory is still 95.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 483.48 ms. Allocated memory is still 119.5 MB. Free memory was 78.2 MB in the beginning and 88.1 MB in the end (delta: -9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.19 ms. Allocated memory is still 119.5 MB. Free memory was 88.1 MB in the beginning and 85.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.93 ms. Allocated memory is still 119.5 MB. Free memory was 85.0 MB in the beginning and 82.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1021.19 ms. Allocated memory is still 119.5 MB. Free memory was 82.8 MB in the beginning and 54.0 MB in the end (delta: 28.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 40481.58 ms. Allocated memory was 119.5 MB in the beginning and 425.7 MB in the end (delta: 306.2 MB). Free memory was 53.5 MB in the beginning and 310.9 MB in the end (delta: -257.4 MB). Peak memory consumption was 270.3 MB. Max. memory is 16.1 GB. * Witness Printer took 146.31 ms. Allocated memory is still 425.7 MB. Free memory was 310.9 MB in the beginning and 298.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 266]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 503]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 40.3s, OverallIterations: 40, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 7249 SDtfs, 6021 SDslu, 4027 SDs, 0 SdLazy, 4377 SolverSat, 1154 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2025 GetRequests, 1970 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5203occurred in iteration=35, InterpolantAutomatonStates: 132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.1s AutomataMinimizationTime, 40 MinimizatonAttempts, 4714 StatesRemovedByMinimization, 36 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 288 NumberOfFragments, 2564 HoareAnnotationTreeSize, 29 FomulaSimplifications, 240279 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 29 FomulaSimplificationsInter, 80729 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 5877 NumberOfCodeBlocks, 5877 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 5833 ConstructedInterpolants, 0 QuantifiedInterpolants, 9610 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3898 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 44 InterpolantComputations, 36 PerfectInterpolantSequences, 11045/11093 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 - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && 2 == blastFlag) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && 2 == blastFlag)) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && blastFlag <= 1)) || (((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && blastFlag <= 1) - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) || ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: (((((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && blastFlag <= 3) && s__s3__tmp__next_state___0 <= 8640) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 8640 <= s__state) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 2 == blastFlag)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) || (((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512)) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((((8672 <= s__state && !(s__state == 16384)) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1) || (((((8672 <= s__state && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state)) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((((((((8576 <= s__s3__tmp__next_state___0 && s__state <= 8640) && 8576 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) || ((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || ((((((!(s__state == 8673) && 8672 <= s__state) && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state))) || ((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && s__state <= 8640) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && s__state <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || ((((!(8192 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (((((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512))) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8560 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1)) || (((((((((((((((!(s__state == 8480) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 1) - InvariantResult [Line: 11]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((((((((((((((8576 <= s__s3__tmp__next_state___0 && s__state <= 8640) && 8576 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) || ((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || ((((((!(s__state == 8673) && 8672 <= s__state) && !(s__state == 16384)) && blastFlag <= 3) && !(12292 == s__state)) && 3 <= blastFlag) && !(24576 == s__state))) || ((((((!(8192 == s__state) && blastFlag <= 3) && !(s__hit == 0)) && 3 <= blastFlag) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && s__state <= 8640) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && !(s__state == 8195)) && s__state <= 8448)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && s__state <= 8640) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 2)) || (((((8576 <= s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag <= 2) && s__state <= 8448)) || ((((!(8192 == s__state) && s__s3__tmp__next_state___0 <= 8640) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || (((((!(8192 == s__state) && !(s__hit == 0)) && !(s__state == 8195)) && 8640 == s__s3__tmp__next_state___0) && s__state <= 8448) && blastFlag <= 1)) || (((((((!(s__state == 8673) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && blastFlag <= 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8512)) && blastFlag <= 1) || (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state)) && !(s__state == 8512)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: ((((((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && blastFlag <= 1) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && 2 == blastFlag)) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(8576 == s__state)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(24576 == s__state)) && blastFlag <= 1)) || (((((((((!(s__state == 8673) && !(s__state == 8672)) && !(s__state == 16384)) && !(s__state == 8657)) && !(s__state == 8656)) && 8576 <= s__state) && !(12292 == s__state)) && !(s__hit == 0)) && !(24576 == s__state)) && 2 == blastFlag)) || (((s__state == 8640 && blastFlag <= 3) && !(s__hit == 0)) && 8640 == s__s3__tmp__next_state___0) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: ((s__state <= 8640 && 8576 <= s__state) && 2 == blastFlag) || ((s__state <= 8640 && 8576 <= s__state) && blastFlag <= 1) - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: (((((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && 2 == blastFlag) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && 2 == blastFlag)) || (((!(8576 == s__state) && s__state <= 8640) && 8576 <= s__state) && blastFlag <= 1)) || (((s__state <= 8640 && 8576 <= s__state) && !(s__hit == 0)) && blastFlag <= 1) - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 390]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8195)) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && !(s__state == 8512) RESULT: Ultimate proved your program to be correct! [2021-10-28 23:29:45,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf38033f-cdd3-428a-8da0-e4e5f8cbb061/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...