./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.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_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg --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 1e6bc48c773a54aecbf8b321eeae48dfd7a3b2413c7cb2dede132848b5b7d418 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:47:22,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:47:22,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:47:22,237 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:47:22,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:47:22,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:47:22,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:47:22,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:47:22,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:47:22,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:47:22,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:47:22,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:47:22,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:47:22,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:47:22,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:47:22,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:47:22,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:47:22,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:47:22,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:47:22,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:47:22,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:47:22,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:47:22,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:47:22,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:47:22,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:47:22,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:47:22,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:47:22,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:47:22,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:47:22,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:47:22,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:47:22,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:47:22,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:47:22,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:47:22,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:47:22,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:47:22,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:47:22,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:47:22,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:47:22,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:47:22,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:47:22,290 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 09:47:22,344 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:47:22,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:47:22,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:47:22,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:47:22,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:47:22,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:47:22,353 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:47:22,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:47:22,353 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:47:22,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:47:22,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:47:22,355 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 09:47:22,355 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:47:22,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:47:22,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:47:22,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:47:22,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:47:22,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:47:22,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:47:22,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:47:22,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:47:22,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:47:22,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:47:22,357 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:47:22,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:47:22,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:47:22,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:47:22,358 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_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e6bc48c773a54aecbf8b321eeae48dfd7a3b2413c7cb2dede132848b5b7d418 [2021-10-28 09:47:22,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:47:22,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:47:22,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:47:22,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:47:22,636 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:47:22,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2021-10-28 09:47:22,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/data/ccb1536a7/36b687dbfb0f4dfda8ca06323b498182/FLAGa143372b2 [2021-10-28 09:47:23,190 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:47:23,191 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2021-10-28 09:47:23,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/data/ccb1536a7/36b687dbfb0f4dfda8ca06323b498182/FLAGa143372b2 [2021-10-28 09:47:23,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/data/ccb1536a7/36b687dbfb0f4dfda8ca06323b498182 [2021-10-28 09:47:23,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:47:23,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:47:23,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:47:23,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:47:23,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:47:23,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:23,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b409731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23, skipping insertion in model container [2021-10-28 09:47:23,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:23,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:47:23,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:47:23,834 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_ed0bb380-fa5d-4713-83fa-52661a75a632/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44298,44311] [2021-10-28 09:47:23,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:47:23,860 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:47:23,943 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_ed0bb380-fa5d-4713-83fa-52661a75a632/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44298,44311] [2021-10-28 09:47:23,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:47:23,960 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:47:23,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23 WrapperNode [2021-10-28 09:47:23,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:47:23,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:47:23,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:47:23,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:47:23,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:23,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:47:24,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:47:24,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:47:24,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:47:24,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:47:24,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:47:24,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:47:24,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:47:24,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (1/1) ... [2021-10-28 09:47:24,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:47:24,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:24,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:47:24,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:47:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:47:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:47:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:47:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:47:24,313 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-28 09:47:24,906 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-28 09:47:24,906 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-28 09:47:24,914 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:47:24,914 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 09:47:24,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:47:24 BoogieIcfgContainer [2021-10-28 09:47:24,916 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:47:24,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:47:24,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:47:24,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:47:24,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:47:23" (1/3) ... [2021-10-28 09:47:24,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a688961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:47:24, skipping insertion in model container [2021-10-28 09:47:24,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:47:23" (2/3) ... [2021-10-28 09:47:24,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a688961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:47:24, skipping insertion in model container [2021-10-28 09:47:24,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:47:24" (3/3) ... [2021-10-28 09:47:24,925 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a_alt.BV.c.cil.c [2021-10-28 09:47:24,930 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:47:24,931 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2021-10-28 09:47:24,987 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:47:24,993 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 09:47:24,994 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-28 09:47:25,012 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 09:47:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 09:47:25,018 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:25,019 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 09:47:25,019 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 09:47:25,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:25,025 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2021-10-28 09:47:25,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:25,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045962280] [2021-10-28 09:47:25,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:25,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:25,226 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 09:47:25,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:25,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045962280] [2021-10-28 09:47:25,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045962280] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:25,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:25,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:25,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443566550] [2021-10-28 09:47:25,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:25,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:25,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:25,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:25,252 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 09:47:25,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:25,450 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2021-10-28 09:47:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:25,452 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 09:47:25,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:25,464 INFO L225 Difference]: With dead ends: 324 [2021-10-28 09:47:25,464 INFO L226 Difference]: Without dead ends: 156 [2021-10-28 09:47:25,467 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 09:47:25,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-10-28 09:47:25,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2021-10-28 09:47:25,509 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 09:47:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2021-10-28 09:47:25,513 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2021-10-28 09:47:25,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:25,514 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2021-10-28 09:47:25,514 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 09:47:25,514 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2021-10-28 09:47:25,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:47:25,515 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:25,516 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 09:47:25,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:47:25,516 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 09:47:25,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:25,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2021-10-28 09:47:25,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:25,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958997152] [2021-10-28 09:47:25,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:25,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:25,577 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 09:47:25,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:25,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958997152] [2021-10-28 09:47:25,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958997152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:25,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:25,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:25,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733411947] [2021-10-28 09:47:25,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:25,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:25,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:25,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:25,581 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 09:47:25,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:25,707 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2021-10-28 09:47:25,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:25,708 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 09:47:25,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:25,710 INFO L225 Difference]: With dead ends: 314 [2021-10-28 09:47:25,710 INFO L226 Difference]: Without dead ends: 166 [2021-10-28 09:47:25,711 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 09:47:25,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2021-10-28 09:47:25,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2021-10-28 09:47:25,724 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 09:47:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2021-10-28 09:47:25,726 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2021-10-28 09:47:25,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:25,726 INFO L470 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2021-10-28 09:47:25,726 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 09:47:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2021-10-28 09:47:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:47:25,727 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:25,728 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 09:47:25,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:47:25,728 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 09:47:25,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:25,729 INFO L85 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2021-10-28 09:47:25,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:25,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920551378] [2021-10-28 09:47:25,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:25,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:25,779 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 09:47:25,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:25,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920551378] [2021-10-28 09:47:25,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920551378] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:25,780 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:25,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:25,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481294824] [2021-10-28 09:47:25,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:25,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:25,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:25,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:25,782 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 09:47:25,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:25,902 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2021-10-28 09:47:25,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:25,903 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 09:47:25,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:25,905 INFO L225 Difference]: With dead ends: 316 [2021-10-28 09:47:25,905 INFO L226 Difference]: Without dead ends: 167 [2021-10-28 09:47:25,906 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 09:47:25,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-28 09:47:25,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2021-10-28 09:47:25,917 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 09:47:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2021-10-28 09:47:25,918 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2021-10-28 09:47:25,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:25,918 INFO L470 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2021-10-28 09:47:25,931 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 09:47:25,931 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2021-10-28 09:47:25,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-28 09:47:25,932 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:25,933 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 09:47:25,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:47:25,934 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 09:47:25,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:25,936 INFO L85 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2021-10-28 09:47:25,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:25,936 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188043895] [2021-10-28 09:47:25,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:25,937 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:25,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:26,025 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 09:47:26,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:26,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188043895] [2021-10-28 09:47:26,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188043895] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:26,030 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:26,031 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:26,031 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406076184] [2021-10-28 09:47:26,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:26,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:26,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:26,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:26,034 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 09:47:26,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:26,172 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2021-10-28 09:47:26,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:26,173 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 09:47:26,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:26,175 INFO L225 Difference]: With dead ends: 318 [2021-10-28 09:47:26,175 INFO L226 Difference]: Without dead ends: 168 [2021-10-28 09:47:26,179 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 09:47:26,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-10-28 09:47:26,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2021-10-28 09:47:26,204 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 09:47:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2021-10-28 09:47:26,205 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2021-10-28 09:47:26,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:26,205 INFO L470 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2021-10-28 09:47:26,206 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 09:47:26,206 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2021-10-28 09:47:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-28 09:47:26,207 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:26,207 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 09:47:26,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:47:26,208 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 09:47:26,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:26,211 INFO L85 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2021-10-28 09:47:26,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:26,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092796839] [2021-10-28 09:47:26,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:26,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:26,293 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 09:47:26,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:26,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092796839] [2021-10-28 09:47:26,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092796839] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:26,294 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:26,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:26,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660870941] [2021-10-28 09:47:26,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:26,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:26,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:26,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:26,296 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 09:47:26,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:26,581 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2021-10-28 09:47:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:26,582 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 09:47:26,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:26,583 INFO L225 Difference]: With dead ends: 320 [2021-10-28 09:47:26,583 INFO L226 Difference]: Without dead ends: 169 [2021-10-28 09:47:26,584 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 09:47:26,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-28 09:47:26,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2021-10-28 09:47:26,598 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 09:47:26,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2021-10-28 09:47:26,599 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2021-10-28 09:47:26,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:26,600 INFO L470 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2021-10-28 09:47:26,600 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 09:47:26,600 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2021-10-28 09:47:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-28 09:47:26,602 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:26,602 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 09:47:26,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:47:26,603 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 09:47:26,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:26,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2021-10-28 09:47:26,603 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:26,603 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451117162] [2021-10-28 09:47:26,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:26,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:26,634 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:26,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [383323898] [2021-10-28 09:47:26,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:26,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:26,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:26,652 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:26,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:47:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:26,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:47:26,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:26,977 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 09:47:26,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:26,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451117162] [2021-10-28 09:47:26,978 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:26,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [383323898] [2021-10-28 09:47:26,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [383323898] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:26,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:26,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:26,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030688374] [2021-10-28 09:47:26,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:26,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:26,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:26,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:26,992 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 09:47:27,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:27,033 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2021-10-28 09:47:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:27,034 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 09:47:27,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:27,037 INFO L225 Difference]: With dead ends: 456 [2021-10-28 09:47:27,037 INFO L226 Difference]: Without dead ends: 304 [2021-10-28 09:47:27,037 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 09:47:27,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-10-28 09:47:27,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2021-10-28 09:47:27,055 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 09:47:27,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2021-10-28 09:47:27,057 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2021-10-28 09:47:27,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:27,058 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2021-10-28 09:47:27,058 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 09:47:27,059 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2021-10-28 09:47:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-28 09:47:27,068 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:27,069 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 09:47:27,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:27,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:27,293 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 09:47:27,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:27,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2021-10-28 09:47:27,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:27,294 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429670259] [2021-10-28 09:47:27,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:27,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:27,341 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 09:47:27,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:27,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429670259] [2021-10-28 09:47:27,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429670259] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:27,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:27,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:27,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965360472] [2021-10-28 09:47:27,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:27,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:27,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:27,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:27,344 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 09:47:27,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:27,536 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2021-10-28 09:47:27,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:27,537 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 09:47:27,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:27,540 INFO L225 Difference]: With dead ends: 654 [2021-10-28 09:47:27,540 INFO L226 Difference]: Without dead ends: 362 [2021-10-28 09:47:27,541 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 09:47:27,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-10-28 09:47:27,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2021-10-28 09:47:27,555 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 09:47:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2021-10-28 09:47:27,556 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2021-10-28 09:47:27,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:27,556 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2021-10-28 09:47:27,557 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 09:47:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2021-10-28 09:47:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:47:27,558 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:27,558 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 09:47:27,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:47:27,558 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 09:47:27,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:27,559 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2021-10-28 09:47:27,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:27,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073962282] [2021-10-28 09:47:27,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:27,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:27,573 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:27,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1564294059] [2021-10-28 09:47:27,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:27,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:27,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:27,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:27,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 09:47:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:27,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:47:27,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:27,853 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 09:47:27,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:27,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073962282] [2021-10-28 09:47:27,854 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:27,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564294059] [2021-10-28 09:47:27,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564294059] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:27,854 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:27,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:27,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385335997] [2021-10-28 09:47:27,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:27,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:27,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:27,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:27,856 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 09:47:27,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:27,899 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2021-10-28 09:47:27,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:27,900 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 09:47:27,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:27,903 INFO L225 Difference]: With dead ends: 720 [2021-10-28 09:47:27,904 INFO L226 Difference]: Without dead ends: 537 [2021-10-28 09:47:27,904 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 09:47:27,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2021-10-28 09:47:27,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2021-10-28 09:47:27,922 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 09:47:27,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2021-10-28 09:47:27,925 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2021-10-28 09:47:27,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:27,926 INFO L470 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2021-10-28 09:47:27,926 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 09:47:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2021-10-28 09:47:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-28 09:47:27,927 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:27,928 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 09:47:27,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:28,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:28,141 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 09:47:28,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:28,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2021-10-28 09:47:28,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:28,142 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237075103] [2021-10-28 09:47:28,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:28,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:28,195 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 09:47:28,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:28,196 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237075103] [2021-10-28 09:47:28,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237075103] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:28,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:28,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:28,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297242904] [2021-10-28 09:47:28,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:28,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:28,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:28,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:28,199 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 09:47:28,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:28,322 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2021-10-28 09:47:28,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:28,323 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 09:47:28,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:28,327 INFO L225 Difference]: With dead ends: 1112 [2021-10-28 09:47:28,327 INFO L226 Difference]: Without dead ends: 587 [2021-10-28 09:47:28,328 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 09:47:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-10-28 09:47:28,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2021-10-28 09:47:28,352 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 09:47:28,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2021-10-28 09:47:28,354 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2021-10-28 09:47:28,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:28,355 INFO L470 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2021-10-28 09:47:28,355 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 09:47:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2021-10-28 09:47:28,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-28 09:47:28,356 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:28,356 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 09:47:28,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:47:28,357 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 09:47:28,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:28,357 INFO L85 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2021-10-28 09:47:28,358 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:28,358 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075230624] [2021-10-28 09:47:28,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:28,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:28,405 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 09:47:28,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:28,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075230624] [2021-10-28 09:47:28,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075230624] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:28,406 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:28,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:28,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197638767] [2021-10-28 09:47:28,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:28,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:28,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:28,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:28,409 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 09:47:28,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:28,546 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2021-10-28 09:47:28,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:28,547 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 09:47:28,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:28,551 INFO L225 Difference]: With dead ends: 1163 [2021-10-28 09:47:28,551 INFO L226 Difference]: Without dead ends: 590 [2021-10-28 09:47:28,552 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 09:47:28,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2021-10-28 09:47:28,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2021-10-28 09:47:28,576 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 09:47:28,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2021-10-28 09:47:28,579 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2021-10-28 09:47:28,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:28,579 INFO L470 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2021-10-28 09:47:28,580 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 09:47:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2021-10-28 09:47:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-28 09:47:28,582 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:28,583 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 09:47:28,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:47:28,583 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 09:47:28,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:28,584 INFO L85 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2021-10-28 09:47:28,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:28,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287860845] [2021-10-28 09:47:28,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:28,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:28,657 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 09:47:28,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:28,658 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287860845] [2021-10-28 09:47:28,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287860845] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:28,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:28,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:28,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325474525] [2021-10-28 09:47:28,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:28,659 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:28,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:28,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:28,660 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 09:47:28,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:28,812 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2021-10-28 09:47:28,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:28,813 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 09:47:28,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:28,817 INFO L225 Difference]: With dead ends: 1292 [2021-10-28 09:47:28,817 INFO L226 Difference]: Without dead ends: 716 [2021-10-28 09:47:28,819 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 09:47:28,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2021-10-28 09:47:28,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2021-10-28 09:47:28,848 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 09:47:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2021-10-28 09:47:28,854 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2021-10-28 09:47:28,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:28,854 INFO L470 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2021-10-28 09:47:28,854 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 09:47:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2021-10-28 09:47:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 09:47:28,856 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:28,856 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 09:47:28,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:47:28,856 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 09:47:28,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:28,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2021-10-28 09:47:28,857 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:28,857 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858287854] [2021-10-28 09:47:28,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:28,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:28,916 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 09:47:28,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:28,916 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858287854] [2021-10-28 09:47:28,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858287854] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:28,916 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:28,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:28,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103744641] [2021-10-28 09:47:28,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:28,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:28,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:28,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:28,918 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 09:47:29,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:29,080 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2021-10-28 09:47:29,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:29,081 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 09:47:29,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:29,086 INFO L225 Difference]: With dead ends: 1514 [2021-10-28 09:47:29,087 INFO L226 Difference]: Without dead ends: 812 [2021-10-28 09:47:29,088 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 09:47:29,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-10-28 09:47:29,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2021-10-28 09:47:29,117 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 09:47:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2021-10-28 09:47:29,121 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2021-10-28 09:47:29,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:29,122 INFO L470 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2021-10-28 09:47:29,122 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 09:47:29,123 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2021-10-28 09:47:29,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 09:47:29,124 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:29,124 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 09:47:29,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 09:47:29,125 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 09:47:29,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:29,125 INFO L85 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2021-10-28 09:47:29,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:29,126 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720051790] [2021-10-28 09:47:29,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:29,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:29,158 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 09:47:29,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:29,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720051790] [2021-10-28 09:47:29,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720051790] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:29,159 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:29,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:29,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483766248] [2021-10-28 09:47:29,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:29,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:29,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:29,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:29,161 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 09:47:29,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:29,318 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2021-10-28 09:47:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:29,319 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 09:47:29,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:29,323 INFO L225 Difference]: With dead ends: 1583 [2021-10-28 09:47:29,324 INFO L226 Difference]: Without dead ends: 800 [2021-10-28 09:47:29,326 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 09:47:29,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-10-28 09:47:29,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2021-10-28 09:47:29,359 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 09:47:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2021-10-28 09:47:29,363 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2021-10-28 09:47:29,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:29,363 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2021-10-28 09:47:29,363 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 09:47:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2021-10-28 09:47:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 09:47:29,371 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:29,371 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 09:47:29,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:47:29,372 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 09:47:29,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:29,372 INFO L85 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2021-10-28 09:47:29,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:29,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676879090] [2021-10-28 09:47:29,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:29,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:29,406 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 09:47:29,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:29,407 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676879090] [2021-10-28 09:47:29,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676879090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:29,407 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:29,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:29,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990352398] [2021-10-28 09:47:29,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:29,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:29,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:29,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:29,411 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 09:47:29,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:29,594 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2021-10-28 09:47:29,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:29,594 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 09:47:29,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:29,599 INFO L225 Difference]: With dead ends: 1601 [2021-10-28 09:47:29,599 INFO L226 Difference]: Without dead ends: 815 [2021-10-28 09:47:29,603 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 09:47:29,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2021-10-28 09:47:29,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2021-10-28 09:47:29,636 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 09:47:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2021-10-28 09:47:29,639 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2021-10-28 09:47:29,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:29,640 INFO L470 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2021-10-28 09:47:29,640 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 09:47:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2021-10-28 09:47:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 09:47:29,642 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:29,642 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 09:47:29,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 09:47:29,642 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 09:47:29,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:29,643 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2021-10-28 09:47:29,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:29,643 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569864715] [2021-10-28 09:47:29,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:29,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:29,656 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:29,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [990094951] [2021-10-28 09:47:29,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:29,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:29,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:29,661 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:29,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 09:47:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:29,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:47:29,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:30,010 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 09:47:30,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:30,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569864715] [2021-10-28 09:47:30,011 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:30,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [990094951] [2021-10-28 09:47:30,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [990094951] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:30,013 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:30,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:30,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535338480] [2021-10-28 09:47:30,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:30,014 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:30,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:30,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:30,015 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 09:47:30,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:30,085 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2021-10-28 09:47:30,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:30,085 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 09:47:30,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:30,091 INFO L225 Difference]: With dead ends: 1584 [2021-10-28 09:47:30,092 INFO L226 Difference]: Without dead ends: 1056 [2021-10-28 09:47:30,094 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 09:47:30,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2021-10-28 09:47:30,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2021-10-28 09:47:30,167 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 09:47:30,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2021-10-28 09:47:30,172 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2021-10-28 09:47:30,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:30,172 INFO L470 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2021-10-28 09:47:30,173 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 09:47:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2021-10-28 09:47:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-28 09:47:30,175 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:30,175 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 09:47:30,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:30,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 09:47:30,401 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 09:47:30,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:30,401 INFO L85 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2021-10-28 09:47:30,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:30,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100402545] [2021-10-28 09:47:30,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:30,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:30,445 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 09:47:30,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:30,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100402545] [2021-10-28 09:47:30,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100402545] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:30,446 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:30,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:30,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962869819] [2021-10-28 09:47:30,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:30,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:30,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:30,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:30,448 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 09:47:30,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:30,636 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2021-10-28 09:47:30,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:30,637 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 09:47:30,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:30,644 INFO L225 Difference]: With dead ends: 2280 [2021-10-28 09:47:30,644 INFO L226 Difference]: Without dead ends: 1236 [2021-10-28 09:47:30,646 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 09:47:30,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2021-10-28 09:47:30,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2021-10-28 09:47:30,700 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 09:47:30,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2021-10-28 09:47:30,705 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2021-10-28 09:47:30,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:30,706 INFO L470 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2021-10-28 09:47:30,706 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 09:47:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2021-10-28 09:47:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-28 09:47:30,708 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:30,708 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 09:47:30,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 09:47:30,709 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 09:47:30,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:30,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2021-10-28 09:47:30,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:30,710 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598103342] [2021-10-28 09:47:30,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:30,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:30,751 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 09:47:30,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:30,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598103342] [2021-10-28 09:47:30,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598103342] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:30,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:30,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:30,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695751936] [2021-10-28 09:47:30,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:30,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:30,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:30,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:30,754 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 09:47:30,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:30,962 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2021-10-28 09:47:30,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:30,962 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 09:47:30,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:30,970 INFO L225 Difference]: With dead ends: 2500 [2021-10-28 09:47:30,970 INFO L226 Difference]: Without dead ends: 1276 [2021-10-28 09:47:30,972 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 09:47:30,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2021-10-28 09:47:31,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2021-10-28 09:47:31,025 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 09:47:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2021-10-28 09:47:31,030 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2021-10-28 09:47:31,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:31,031 INFO L470 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2021-10-28 09:47:31,031 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 09:47:31,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2021-10-28 09:47:31,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-28 09:47:31,033 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:31,034 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 09:47:31,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 09:47:31,034 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 09:47:31,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:31,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2021-10-28 09:47:31,035 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:31,035 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328027716] [2021-10-28 09:47:31,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:31,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:31,070 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 09:47:31,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:31,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328027716] [2021-10-28 09:47:31,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328027716] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:31,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:31,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:31,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427075453] [2021-10-28 09:47:31,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:31,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:31,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:31,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:31,073 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 09:47:31,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:31,239 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2021-10-28 09:47:31,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:31,240 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 09:47:31,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:31,248 INFO L225 Difference]: With dead ends: 2668 [2021-10-28 09:47:31,248 INFO L226 Difference]: Without dead ends: 1412 [2021-10-28 09:47:31,250 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 09:47:31,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-10-28 09:47:31,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-10-28 09:47:31,317 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 09:47:31,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2021-10-28 09:47:31,323 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2021-10-28 09:47:31,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:31,324 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2021-10-28 09:47:31,324 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 09:47:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2021-10-28 09:47:31,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-28 09:47:31,326 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:31,327 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 09:47:31,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 09:47:31,327 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 09:47:31,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:31,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2021-10-28 09:47:31,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:31,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296613202] [2021-10-28 09:47:31,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:31,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:31,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:31,355 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 09:47:31,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:31,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296613202] [2021-10-28 09:47:31,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296613202] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:31,356 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:31,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:31,356 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757036787] [2021-10-28 09:47:31,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:31,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:31,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:31,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:31,358 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 09:47:31,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:31,545 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2021-10-28 09:47:31,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:31,546 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 09:47:31,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:31,554 INFO L225 Difference]: With dead ends: 2768 [2021-10-28 09:47:31,554 INFO L226 Difference]: Without dead ends: 1412 [2021-10-28 09:47:31,556 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 09:47:31,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2021-10-28 09:47:31,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2021-10-28 09:47:31,609 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 09:47:31,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2021-10-28 09:47:31,617 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2021-10-28 09:47:31,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:31,617 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2021-10-28 09:47:31,617 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 09:47:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2021-10-28 09:47:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-28 09:47:31,620 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:31,621 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 09:47:31,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 09:47:31,621 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 09:47:31,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:31,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2021-10-28 09:47:31,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:31,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396227877] [2021-10-28 09:47:31,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:31,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:31,635 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:31,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [298319465] [2021-10-28 09:47:31,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:31,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:31,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:31,641 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:31,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 09:47:31,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:31,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:47:31,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:32,128 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 09:47:32,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:32,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396227877] [2021-10-28 09:47:32,129 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:32,129 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [298319465] [2021-10-28 09:47:32,129 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [298319465] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:32,129 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:32,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:32,130 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17593482] [2021-10-28 09:47:32,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:32,130 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:32,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:32,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:32,131 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 09:47:32,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:32,370 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2021-10-28 09:47:32,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:32,371 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 09:47:32,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:32,380 INFO L225 Difference]: With dead ends: 2756 [2021-10-28 09:47:32,380 INFO L226 Difference]: Without dead ends: 1400 [2021-10-28 09:47:32,382 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 09:47:32,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2021-10-28 09:47:32,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2021-10-28 09:47:32,435 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 09:47:32,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2021-10-28 09:47:32,440 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2021-10-28 09:47:32,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:32,441 INFO L470 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2021-10-28 09:47:32,441 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 09:47:32,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2021-10-28 09:47:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-28 09:47:32,444 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:32,444 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 09:47:32,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-28 09:47:32,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:32,661 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 09:47:32,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:32,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2021-10-28 09:47:32,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:32,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447951204] [2021-10-28 09:47:32,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:32,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:32,694 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 09:47:32,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:32,694 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447951204] [2021-10-28 09:47:32,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447951204] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:32,695 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:32,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:32,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396130217] [2021-10-28 09:47:32,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:32,696 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:32,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:32,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:32,697 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 09:47:32,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:32,856 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2021-10-28 09:47:32,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:32,857 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 09:47:32,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:32,865 INFO L225 Difference]: With dead ends: 2828 [2021-10-28 09:47:32,866 INFO L226 Difference]: Without dead ends: 1472 [2021-10-28 09:47:32,868 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 09:47:32,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-10-28 09:47:32,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-10-28 09:47:32,938 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 09:47:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2021-10-28 09:47:32,944 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2021-10-28 09:47:32,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:32,945 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2021-10-28 09:47:32,945 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 09:47:32,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2021-10-28 09:47:32,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-28 09:47:32,948 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:32,948 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 09:47:32,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 09:47:32,949 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 09:47:32,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:32,950 INFO L85 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2021-10-28 09:47:32,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:32,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218374664] [2021-10-28 09:47:32,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:32,950 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:32,983 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 09:47:32,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:32,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218374664] [2021-10-28 09:47:32,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218374664] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:32,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:32,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:32,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659584973] [2021-10-28 09:47:32,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:32,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:32,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:32,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:32,986 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 09:47:33,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:33,150 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2021-10-28 09:47:33,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:33,152 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 09:47:33,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:33,160 INFO L225 Difference]: With dead ends: 2924 [2021-10-28 09:47:33,161 INFO L226 Difference]: Without dead ends: 1472 [2021-10-28 09:47:33,163 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 09:47:33,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-10-28 09:47:33,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2021-10-28 09:47:33,216 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 09:47:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2021-10-28 09:47:33,221 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2021-10-28 09:47:33,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:33,221 INFO L470 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2021-10-28 09:47:33,221 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 09:47:33,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2021-10-28 09:47:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-28 09:47:33,224 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:33,224 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 09:47:33,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-28 09:47:33,225 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 09:47:33,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:33,225 INFO L85 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2021-10-28 09:47:33,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:33,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383196227] [2021-10-28 09:47:33,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:33,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:33,255 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 09:47:33,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:33,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383196227] [2021-10-28 09:47:33,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383196227] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:33,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:33,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:33,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667217509] [2021-10-28 09:47:33,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:33,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:33,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:33,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:33,258 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 09:47:33,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:33,428 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2021-10-28 09:47:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:33,429 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 09:47:33,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:33,458 INFO L225 Difference]: With dead ends: 3092 [2021-10-28 09:47:33,458 INFO L226 Difference]: Without dead ends: 1640 [2021-10-28 09:47:33,460 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 09:47:33,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2021-10-28 09:47:33,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2021-10-28 09:47:33,515 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 09:47:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2021-10-28 09:47:33,521 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2021-10-28 09:47:33,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:33,521 INFO L470 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2021-10-28 09:47:33,521 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 09:47:33,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2021-10-28 09:47:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-28 09:47:33,524 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:33,525 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 09:47:33,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-10-28 09:47:33,525 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 09:47:33,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:33,526 INFO L85 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2021-10-28 09:47:33,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:33,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081204049] [2021-10-28 09:47:33,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:33,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:33,556 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 09:47:33,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:33,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081204049] [2021-10-28 09:47:33,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081204049] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:33,557 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:33,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:33,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636685942] [2021-10-28 09:47:33,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:33,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:33,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:33,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:33,559 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 09:47:33,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:33,737 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2021-10-28 09:47:33,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:33,737 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 09:47:33,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:33,746 INFO L225 Difference]: With dead ends: 3256 [2021-10-28 09:47:33,747 INFO L226 Difference]: Without dead ends: 1632 [2021-10-28 09:47:33,749 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 09:47:33,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2021-10-28 09:47:33,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2021-10-28 09:47:33,804 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 09:47:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2021-10-28 09:47:33,809 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2021-10-28 09:47:33,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:33,810 INFO L470 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2021-10-28 09:47:33,810 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 09:47:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2021-10-28 09:47:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-10-28 09:47:33,813 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:33,814 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 09:47:33,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-28 09:47:33,814 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 09:47:33,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:33,815 INFO L85 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2021-10-28 09:47:33,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:33,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987705094] [2021-10-28 09:47:33,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:33,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:33,844 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 09:47:33,844 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:33,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987705094] [2021-10-28 09:47:33,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987705094] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:33,845 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:33,845 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:33,845 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282265874] [2021-10-28 09:47:33,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:33,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:33,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:33,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:33,847 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 09:47:34,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:34,018 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2021-10-28 09:47:34,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:34,019 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 09:47:34,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:34,028 INFO L225 Difference]: With dead ends: 3324 [2021-10-28 09:47:34,028 INFO L226 Difference]: Without dead ends: 1716 [2021-10-28 09:47:34,030 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 09:47:34,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-10-28 09:47:34,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-10-28 09:47:34,092 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 09:47:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2021-10-28 09:47:34,097 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2021-10-28 09:47:34,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:34,097 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2021-10-28 09:47:34,098 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 09:47:34,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2021-10-28 09:47:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-28 09:47:34,101 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:34,101 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 09:47:34,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-28 09:47:34,102 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 09:47:34,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:34,102 INFO L85 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2021-10-28 09:47:34,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:34,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905544755] [2021-10-28 09:47:34,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:34,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:34,132 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 09:47:34,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:34,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905544755] [2021-10-28 09:47:34,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905544755] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:34,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:34,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:34,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126394666] [2021-10-28 09:47:34,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:34,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:34,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:34,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:34,135 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 09:47:34,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:34,298 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2021-10-28 09:47:34,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:34,299 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 09:47:34,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:34,309 INFO L225 Difference]: With dead ends: 3408 [2021-10-28 09:47:34,309 INFO L226 Difference]: Without dead ends: 1716 [2021-10-28 09:47:34,311 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 09:47:34,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-10-28 09:47:34,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2021-10-28 09:47:34,400 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 09:47:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2021-10-28 09:47:34,404 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2021-10-28 09:47:34,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:34,405 INFO L470 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2021-10-28 09:47:34,405 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 09:47:34,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2021-10-28 09:47:34,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-28 09:47:34,409 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:34,409 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 09:47:34,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-28 09:47:34,410 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 09:47:34,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:34,411 INFO L85 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2021-10-28 09:47:34,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:34,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610473353] [2021-10-28 09:47:34,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:34,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:34,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:34,443 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 09:47:34,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:34,444 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610473353] [2021-10-28 09:47:34,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610473353] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:34,444 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:34,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:34,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057724368] [2021-10-28 09:47:34,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:34,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:34,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:34,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:34,446 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 09:47:34,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:34,510 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2021-10-28 09:47:34,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:34,510 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 09:47:34,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:34,531 INFO L225 Difference]: With dead ends: 3374 [2021-10-28 09:47:34,538 INFO L226 Difference]: Without dead ends: 1682 [2021-10-28 09:47:34,541 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 09:47:34,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2021-10-28 09:47:34,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2021-10-28 09:47:34,594 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 09:47:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2021-10-28 09:47:34,598 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2021-10-28 09:47:34,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:34,599 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2021-10-28 09:47:34,599 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 09:47:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2021-10-28 09:47:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-28 09:47:34,602 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:34,603 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 09:47:34,603 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-28 09:47:34,603 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 09:47:34,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:34,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2021-10-28 09:47:34,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:34,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373661794] [2021-10-28 09:47:34,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:34,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:34,664 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 09:47:34,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:34,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373661794] [2021-10-28 09:47:34,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373661794] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:34,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649157749] [2021-10-28 09:47:34,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:34,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:34,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:34,669 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:34,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 09:47:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:34,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:47:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:35,331 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 09:47:35,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649157749] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:35,332 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:47:35,332 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 09:47:35,332 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965215528] [2021-10-28 09:47:35,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:47:35,333 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:35,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:47:35,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:47:35,334 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 09:47:35,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:35,762 INFO L93 Difference]: Finished difference Result 5292 states and 7423 transitions. [2021-10-28 09:47:35,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:35,763 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 09:47:35,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:35,772 INFO L225 Difference]: With dead ends: 5292 [2021-10-28 09:47:35,772 INFO L226 Difference]: Without dead ends: 3522 [2021-10-28 09:47:35,775 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 09:47:35,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3522 states. [2021-10-28 09:47:35,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3522 to 2066. [2021-10-28 09:47:35,862 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 09:47:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 2066 states and 2917 transitions. [2021-10-28 09:47:35,867 INFO L78 Accepts]: Start accepts. Automaton has 2066 states and 2917 transitions. Word has length 155 [2021-10-28 09:47:35,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:35,867 INFO L470 AbstractCegarLoop]: Abstraction has 2066 states and 2917 transitions. [2021-10-28 09:47:35,868 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 09:47:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2917 transitions. [2021-10-28 09:47:35,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-28 09:47:35,872 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:35,872 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 09:47:35,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:36,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-10-28 09:47:36,093 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 09:47:36,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:36,093 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2021-10-28 09:47:36,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:36,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544016362] [2021-10-28 09:47:36,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:36,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:36,144 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 09:47:36,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:36,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544016362] [2021-10-28 09:47:36,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544016362] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:36,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455664177] [2021-10-28 09:47:36,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:36,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:36,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:36,146 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:36,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 09:47:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:36,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:47:36,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:36,804 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 09:47:36,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455664177] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:36,805 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:47:36,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 09:47:36,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156579328] [2021-10-28 09:47:36,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:47:36,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:36,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:47:36,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:47:36,807 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 09:47:37,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:37,190 INFO L93 Difference]: Finished difference Result 5633 states and 7890 transitions. [2021-10-28 09:47:37,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:37,190 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 09:47:37,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:37,199 INFO L225 Difference]: With dead ends: 5633 [2021-10-28 09:47:37,199 INFO L226 Difference]: Without dead ends: 3575 [2021-10-28 09:47:37,207 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 09:47:37,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3575 states. [2021-10-28 09:47:37,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3575 to 2574. [2021-10-28 09:47:37,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2566 states have (on average 1.3608729540140296) internal successors, (3492), 2573 states have internal predecessors, (3492), 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 09:47:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 3492 transitions. [2021-10-28 09:47:37,308 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 3492 transitions. Word has length 157 [2021-10-28 09:47:37,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:37,309 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 3492 transitions. [2021-10-28 09:47:37,309 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 09:47:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3492 transitions. [2021-10-28 09:47:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-28 09:47:37,314 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:37,314 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 09:47:37,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:37,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-10-28 09:47:37,528 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 09:47:37,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:37,529 INFO L85 PathProgramCache]: Analyzing trace with hash -224165000, now seen corresponding path program 1 times [2021-10-28 09:47:37,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:37,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122163091] [2021-10-28 09:47:37,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:37,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:37,598 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 09:47:37,598 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:37,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122163091] [2021-10-28 09:47:37,599 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122163091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:37,599 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:37,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:37,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023418372] [2021-10-28 09:47:37,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:37,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:37,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:37,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:37,601 INFO L87 Difference]: Start difference. First operand 2574 states and 3492 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 09:47:37,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:37,681 INFO L93 Difference]: Finished difference Result 4361 states and 5916 transitions. [2021-10-28 09:47:37,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:37,682 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 09:47:37,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:37,688 INFO L225 Difference]: With dead ends: 4361 [2021-10-28 09:47:37,688 INFO L226 Difference]: Without dead ends: 2344 [2021-10-28 09:47:37,691 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 09:47:37,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2344 states. [2021-10-28 09:47:37,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2344 to 2344. [2021-10-28 09:47:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2344 states, 2336 states have (on average 1.3587328767123288) internal successors, (3174), 2343 states have internal predecessors, (3174), 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 09:47:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 2344 states and 3174 transitions. [2021-10-28 09:47:37,772 INFO L78 Accepts]: Start accepts. Automaton has 2344 states and 3174 transitions. Word has length 164 [2021-10-28 09:47:37,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:37,772 INFO L470 AbstractCegarLoop]: Abstraction has 2344 states and 3174 transitions. [2021-10-28 09:47:37,773 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 09:47:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 3174 transitions. [2021-10-28 09:47:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-10-28 09:47:37,777 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:37,777 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 09:47:37,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-28 09:47:37,778 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 09:47:37,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:37,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1734409786, now seen corresponding path program 1 times [2021-10-28 09:47:37,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:37,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558991356] [2021-10-28 09:47:37,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:37,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:37,821 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 09:47:37,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:37,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558991356] [2021-10-28 09:47:37,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558991356] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:37,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689396781] [2021-10-28 09:47:37,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:37,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:37,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:37,823 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:37,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 09:47:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:38,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:47:38,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:38,455 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 09:47:38,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689396781] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:38,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:47:38,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-10-28 09:47:38,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703645036] [2021-10-28 09:47:38,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:47:38,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:38,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:47:38,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:47:38,457 INFO L87 Difference]: Start difference. First operand 2344 states and 3174 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 09:47:38,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:38,876 INFO L93 Difference]: Finished difference Result 5788 states and 7788 transitions. [2021-10-28 09:47:38,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:38,877 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 09:47:38,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:38,885 INFO L225 Difference]: With dead ends: 5788 [2021-10-28 09:47:38,886 INFO L226 Difference]: Without dead ends: 3428 [2021-10-28 09:47:38,889 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 09:47:38,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3428 states. [2021-10-28 09:47:38,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3428 to 2119. [2021-10-28 09:47:38,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2119 states, 2113 states have (on average 1.3497397065783248) internal successors, (2852), 2118 states have internal predecessors, (2852), 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 09:47:38,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 2119 states and 2852 transitions. [2021-10-28 09:47:38,974 INFO L78 Accepts]: Start accepts. Automaton has 2119 states and 2852 transitions. Word has length 164 [2021-10-28 09:47:38,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:38,974 INFO L470 AbstractCegarLoop]: Abstraction has 2119 states and 2852 transitions. [2021-10-28 09:47:38,975 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 09:47:38,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2852 transitions. [2021-10-28 09:47:38,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-28 09:47:38,978 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:38,978 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 09:47:39,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:39,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:39,201 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 09:47:39,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:39,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2021-10-28 09:47:39,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:39,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057303496] [2021-10-28 09:47:39,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:39,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:39,250 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 09:47:39,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:39,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057303496] [2021-10-28 09:47:39,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057303496] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:39,251 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:39,251 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:39,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138135048] [2021-10-28 09:47:39,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:39,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:39,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:39,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:39,253 INFO L87 Difference]: Start difference. First operand 2119 states and 2852 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 09:47:39,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:39,384 INFO L93 Difference]: Finished difference Result 5124 states and 6835 transitions. [2021-10-28 09:47:39,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:39,384 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 09:47:39,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:39,392 INFO L225 Difference]: With dead ends: 5124 [2021-10-28 09:47:39,392 INFO L226 Difference]: Without dead ends: 3013 [2021-10-28 09:47:39,396 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 09:47:39,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3013 states. [2021-10-28 09:47:39,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3013 to 3009. [2021-10-28 09:47:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3009 states, 3003 states have (on average 1.3263403263403264) internal successors, (3983), 3008 states have internal predecessors, (3983), 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 09:47:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 3009 states and 3983 transitions. [2021-10-28 09:47:39,517 INFO L78 Accepts]: Start accepts. Automaton has 3009 states and 3983 transitions. Word has length 166 [2021-10-28 09:47:39,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:39,517 INFO L470 AbstractCegarLoop]: Abstraction has 3009 states and 3983 transitions. [2021-10-28 09:47:39,518 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 09:47:39,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3009 states and 3983 transitions. [2021-10-28 09:47:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-28 09:47:39,522 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:39,522 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 09:47:39,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-10-28 09:47:39,523 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 09:47:39,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:39,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2021-10-28 09:47:39,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:39,524 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456807581] [2021-10-28 09:47:39,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:39,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:39,539 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:39,539 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [194368654] [2021-10-28 09:47:39,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:39,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:39,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:39,541 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:39,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 09:47:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:39,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:47:39,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:40,319 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 09:47:40,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:40,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456807581] [2021-10-28 09:47:40,320 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:40,320 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194368654] [2021-10-28 09:47:40,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194368654] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:40,320 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:40,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:40,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822419816] [2021-10-28 09:47:40,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:47:40,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:40,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:47:40,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:47:40,322 INFO L87 Difference]: Start difference. First operand 3009 states and 3983 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 09:47:40,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:40,658 INFO L93 Difference]: Finished difference Result 3685 states and 4829 transitions. [2021-10-28 09:47:40,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:47:40,659 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 09:47:40,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:40,667 INFO L225 Difference]: With dead ends: 3685 [2021-10-28 09:47:40,667 INFO L226 Difference]: Without dead ends: 3684 [2021-10-28 09:47:40,669 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 09:47:40,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3684 states. [2021-10-28 09:47:40,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3684 to 3166. [2021-10-28 09:47:40,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3166 states, 3160 states have (on average 1.32626582278481) internal successors, (4191), 3165 states have internal predecessors, (4191), 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 09:47:40,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 3166 states and 4191 transitions. [2021-10-28 09:47:40,789 INFO L78 Accepts]: Start accepts. Automaton has 3166 states and 4191 transitions. Word has length 187 [2021-10-28 09:47:40,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:40,789 INFO L470 AbstractCegarLoop]: Abstraction has 3166 states and 4191 transitions. [2021-10-28 09:47:40,790 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 09:47:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 4191 transitions. [2021-10-28 09:47:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-28 09:47:40,794 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:40,795 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 09:47:40,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:41,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:41,021 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 09:47:41,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:41,021 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2021-10-28 09:47:41,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:41,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93547589] [2021-10-28 09:47:41,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:41,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:41,038 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:41,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [881619588] [2021-10-28 09:47:41,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:41,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:41,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:41,040 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:41,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 09:47:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:41,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:47:41,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:42,263 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 09:47:42,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:42,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93547589] [2021-10-28 09:47:42,263 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:42,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881619588] [2021-10-28 09:47:42,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881619588] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:42,264 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:42,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:47:42,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724196255] [2021-10-28 09:47:42,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:47:42,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:42,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:47:42,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:47:42,265 INFO L87 Difference]: Start difference. First operand 3166 states and 4191 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 09:47:42,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:42,526 INFO L93 Difference]: Finished difference Result 5968 states and 7815 transitions. [2021-10-28 09:47:42,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:42,527 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 09:47:42,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:42,537 INFO L225 Difference]: With dead ends: 5968 [2021-10-28 09:47:42,537 INFO L226 Difference]: Without dead ends: 5083 [2021-10-28 09:47:42,540 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 09:47:42,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2021-10-28 09:47:42,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 4559. [2021-10-28 09:47:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4559 states, 4553 states have (on average 1.3233033164946189) internal successors, (6025), 4558 states have internal predecessors, (6025), 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 09:47:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4559 states to 4559 states and 6025 transitions. [2021-10-28 09:47:42,736 INFO L78 Accepts]: Start accepts. Automaton has 4559 states and 6025 transitions. Word has length 189 [2021-10-28 09:47:42,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:42,736 INFO L470 AbstractCegarLoop]: Abstraction has 4559 states and 6025 transitions. [2021-10-28 09:47:42,737 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 09:47:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand 4559 states and 6025 transitions. [2021-10-28 09:47:42,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-28 09:47:42,742 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:42,742 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 09:47:42,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:42,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-10-28 09:47:42,965 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 09:47:42,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:42,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2021-10-28 09:47:42,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:42,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103300929] [2021-10-28 09:47:42,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:42,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:42,987 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:42,987 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [165705819] [2021-10-28 09:47:42,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:42,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:42,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:42,989 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:43,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 09:47:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:43,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:47:43,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:43,993 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 09:47:43,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:43,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103300929] [2021-10-28 09:47:43,993 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:43,994 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165705819] [2021-10-28 09:47:43,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165705819] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:43,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:43,994 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:47:43,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992100394] [2021-10-28 09:47:43,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:47:43,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:43,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:47:43,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:47:43,996 INFO L87 Difference]: Start difference. First operand 4559 states and 6025 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 09:47:44,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:44,453 INFO L93 Difference]: Finished difference Result 8521 states and 11278 transitions. [2021-10-28 09:47:44,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:47:44,454 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 09:47:44,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:44,464 INFO L225 Difference]: With dead ends: 8521 [2021-10-28 09:47:44,464 INFO L226 Difference]: Without dead ends: 4662 [2021-10-28 09:47:44,469 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 09:47:44,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2021-10-28 09:47:44,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 4653. [2021-10-28 09:47:44,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4653 states, 4647 states have (on average 1.3124596513879923) internal successors, (6099), 4652 states have internal predecessors, (6099), 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 09:47:44,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4653 states to 4653 states and 6099 transitions. [2021-10-28 09:47:44,658 INFO L78 Accepts]: Start accepts. Automaton has 4653 states and 6099 transitions. Word has length 190 [2021-10-28 09:47:44,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:44,658 INFO L470 AbstractCegarLoop]: Abstraction has 4653 states and 6099 transitions. [2021-10-28 09:47:44,658 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 09:47:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4653 states and 6099 transitions. [2021-10-28 09:47:44,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-10-28 09:47:44,663 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:44,663 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 09:47:44,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:44,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-10-28 09:47:44,877 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 09:47:44,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:44,877 INFO L85 PathProgramCache]: Analyzing trace with hash -772079227, now seen corresponding path program 1 times [2021-10-28 09:47:44,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:44,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721185820] [2021-10-28 09:47:44,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:44,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:44,895 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:47:44,895 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [600908526] [2021-10-28 09:47:44,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:44,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:44,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:44,897 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:44,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 09:47:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:45,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:47:45,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:45,788 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 09:47:45,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:45,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721185820] [2021-10-28 09:47:45,789 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:47:45,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600908526] [2021-10-28 09:47:45,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600908526] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:45,789 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:45,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:45,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334263410] [2021-10-28 09:47:45,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:45,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:45,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:45,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:45,791 INFO L87 Difference]: Start difference. First operand 4653 states and 6099 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 09:47:46,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:46,064 INFO L93 Difference]: Finished difference Result 9416 states and 12344 transitions. [2021-10-28 09:47:46,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:46,065 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 09:47:46,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:46,072 INFO L225 Difference]: With dead ends: 9416 [2021-10-28 09:47:46,073 INFO L226 Difference]: Without dead ends: 3416 [2021-10-28 09:47:46,079 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 09:47:46,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3416 states. [2021-10-28 09:47:46,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3416 to 3406. [2021-10-28 09:47:46,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3406 states, 3400 states have (on average 1.3005882352941176) internal successors, (4422), 3405 states have internal predecessors, (4422), 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 09:47:46,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 3406 states and 4422 transitions. [2021-10-28 09:47:46,197 INFO L78 Accepts]: Start accepts. Automaton has 3406 states and 4422 transitions. Word has length 197 [2021-10-28 09:47:46,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:46,197 INFO L470 AbstractCegarLoop]: Abstraction has 3406 states and 4422 transitions. [2021-10-28 09:47:46,197 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 09:47:46,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3406 states and 4422 transitions. [2021-10-28 09:47:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-10-28 09:47:46,200 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:46,200 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 09:47:46,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:46,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-10-28 09:47:46,425 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 09:47:46,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:46,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2021-10-28 09:47:46,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:46,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704590883] [2021-10-28 09:47:46,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:46,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:46,463 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 09:47:46,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:46,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704590883] [2021-10-28 09:47:46,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704590883] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:46,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:46,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:46,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887391515] [2021-10-28 09:47:46,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:46,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:46,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:46,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:46,467 INFO L87 Difference]: Start difference. First operand 3406 states and 4422 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 09:47:46,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:46,635 INFO L93 Difference]: Finished difference Result 6499 states and 8411 transitions. [2021-10-28 09:47:46,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:46,636 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 09:47:46,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:46,643 INFO L225 Difference]: With dead ends: 6499 [2021-10-28 09:47:46,643 INFO L226 Difference]: Without dead ends: 2981 [2021-10-28 09:47:46,647 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 09:47:46,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2981 states. [2021-10-28 09:47:46,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2981 to 2935. [2021-10-28 09:47:46,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2935 states, 2929 states have (on average 1.2867872994195972) internal successors, (3769), 2934 states have internal predecessors, (3769), 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 09:47:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2935 states and 3769 transitions. [2021-10-28 09:47:46,776 INFO L78 Accepts]: Start accepts. Automaton has 2935 states and 3769 transitions. Word has length 198 [2021-10-28 09:47:46,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:46,776 INFO L470 AbstractCegarLoop]: Abstraction has 2935 states and 3769 transitions. [2021-10-28 09:47:46,776 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 09:47:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3769 transitions. [2021-10-28 09:47:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-10-28 09:47:46,780 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:46,780 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 09:47:46,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-10-28 09:47:46,783 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 09:47:46,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:46,783 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2021-10-28 09:47:46,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:46,784 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470109880] [2021-10-28 09:47:46,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:46,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:46,851 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 09:47:46,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:46,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470109880] [2021-10-28 09:47:46,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470109880] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:46,852 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:46,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:46,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343303406] [2021-10-28 09:47:46,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:46,854 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:46,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:46,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:46,855 INFO L87 Difference]: Start difference. First operand 2935 states and 3769 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 09:47:47,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:47,048 INFO L93 Difference]: Finished difference Result 6171 states and 7896 transitions. [2021-10-28 09:47:47,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:47,049 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 09:47:47,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:47,056 INFO L225 Difference]: With dead ends: 6171 [2021-10-28 09:47:47,056 INFO L226 Difference]: Without dead ends: 3259 [2021-10-28 09:47:47,059 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 09:47:47,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3259 states. [2021-10-28 09:47:47,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3259 to 3241. [2021-10-28 09:47:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 3235 states have (on average 1.2735703245749614) internal successors, (4120), 3240 states have internal predecessors, (4120), 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 09:47:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 4120 transitions. [2021-10-28 09:47:47,171 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 4120 transitions. Word has length 336 [2021-10-28 09:47:47,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:47,172 INFO L470 AbstractCegarLoop]: Abstraction has 3241 states and 4120 transitions. [2021-10-28 09:47:47,172 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 09:47:47,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 4120 transitions. [2021-10-28 09:47:47,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-10-28 09:47:47,177 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:47,177 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 09:47:47,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-10-28 09:47:47,178 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 09:47:47,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:47,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2021-10-28 09:47:47,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:47,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921875907] [2021-10-28 09:47:47,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:47,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:47,272 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 09:47:47,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:47,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921875907] [2021-10-28 09:47:47,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921875907] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:47:47,273 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:47:47,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:47:47,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708111257] [2021-10-28 09:47:47,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:47:47,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:47,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:47:47,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:47:47,275 INFO L87 Difference]: Start difference. First operand 3241 states and 4120 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 09:47:47,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:47,524 INFO L93 Difference]: Finished difference Result 6512 states and 8274 transitions. [2021-10-28 09:47:47,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:47:47,525 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 09:47:47,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:47,531 INFO L225 Difference]: With dead ends: 6512 [2021-10-28 09:47:47,531 INFO L226 Difference]: Without dead ends: 3294 [2021-10-28 09:47:47,535 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 09:47:47,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3294 states. [2021-10-28 09:47:47,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3294 to 2994. [2021-10-28 09:47:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2994 states, 2988 states have (on average 1.2740963855421688) internal successors, (3807), 2993 states have internal predecessors, (3807), 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 09:47:47,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2994 states and 3807 transitions. [2021-10-28 09:47:47,645 INFO L78 Accepts]: Start accepts. Automaton has 2994 states and 3807 transitions. Word has length 367 [2021-10-28 09:47:47,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:47,645 INFO L470 AbstractCegarLoop]: Abstraction has 2994 states and 3807 transitions. [2021-10-28 09:47:47,646 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 09:47:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 3807 transitions. [2021-10-28 09:47:47,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-10-28 09:47:47,651 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:47:47,651 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 09:47:47,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-10-28 09:47:47,652 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 09:47:47,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:47:47,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2021-10-28 09:47:47,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:47:47,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821515282] [2021-10-28 09:47:47,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:47,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:47:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:47,765 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 09:47:47,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:47:47,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821515282] [2021-10-28 09:47:47,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821515282] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:47,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21741462] [2021-10-28 09:47:47,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:47:47,766 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:47:47,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:47:47,769 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:47:47,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 09:47:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:47:48,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:47:48,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:47:49,452 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 09:47:49,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21741462] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:47:49,453 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:47:49,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-10-28 09:47:49,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659022491] [2021-10-28 09:47:49,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:47:49,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:47:49,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:47:49,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:47:49,455 INFO L87 Difference]: Start difference. First operand 2994 states and 3807 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 09:47:49,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:47:49,650 INFO L93 Difference]: Finished difference Result 4038 states and 5131 transitions. [2021-10-28 09:47:49,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:47:49,650 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 09:47:49,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:47:49,651 INFO L225 Difference]: With dead ends: 4038 [2021-10-28 09:47:49,652 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:47:49,654 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 09:47:49,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:47:49,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:47:49,655 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 09:47:49,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:47:49,655 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2021-10-28 09:47:49,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:47:49,656 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:47:49,656 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 09:47:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:47:49,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:47:49,658 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,659 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,659 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,659 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 09:47:49,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:47:49,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-10-28 09:47:49,886 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:47:49,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:50,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:51,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:51,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:51,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:52,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:53,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:53,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:53,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:47:53,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:48:02,274 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-10-28 09:48:02,274 INFO L857 garLoopResultBuilder]: For program point L663(lines 663 667) no Hoare annotation was computed. [2021-10-28 09:48:02,274 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 639) no Hoare annotation was computed. [2021-10-28 09:48:02,275 INFO L857 garLoopResultBuilder]: For program point L663-2(lines 663 667) no Hoare annotation was computed. [2021-10-28 09:48:02,275 INFO L857 garLoopResultBuilder]: For program point L630-2(lines 629 651) no Hoare annotation was computed. [2021-10-28 09:48:02,276 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 09:48:02,276 INFO L853 garLoopResultBuilder]: At program point L168(lines 167 606) 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 09:48:02,276 INFO L853 garLoopResultBuilder]: At program point L135(lines 128 619) 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__hit~0 0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (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 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse10 .cse12 .cse13 .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~0) .cse14 .cse15 .cse16))) [2021-10-28 09:48:02,276 INFO L857 garLoopResultBuilder]: For program point L102(line 102) no Hoare annotation was computed. [2021-10-28 09:48:02,276 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2021-10-28 09:48:02,276 INFO L857 garLoopResultBuilder]: For program point L632(lines 632 636) no Hoare annotation was computed. [2021-10-28 09:48:02,276 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 407) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 594) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L857 garLoopResultBuilder]: For program point L170(lines 170 605) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L857 garLoopResultBuilder]: For program point L137(lines 137 616) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L857 garLoopResultBuilder]: For program point L104(lines 104 627) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 472) no Hoare annotation was computed. [2021-10-28 09:48:02,277 INFO L853 garLoopResultBuilder]: At program point L204(lines 200 595) 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 09:48:02,278 INFO L853 garLoopResultBuilder]: At program point L105(lines 104 627) the Hoare annotation is: false [2021-10-28 09:48:02,278 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-28 09:48:02,278 INFO L857 garLoopResultBuilder]: For program point L503-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 244) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 593) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 604) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 615) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 626) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L504(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,279 INFO L857 garLoopResultBuilder]: For program point L504-1(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,280 INFO L857 garLoopResultBuilder]: For program point L504-2(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,280 INFO L857 garLoopResultBuilder]: For program point L504-3(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,280 INFO L853 garLoopResultBuilder]: At program point L207(lines 206 593) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 09:48:02,280 INFO L853 garLoopResultBuilder]: At program point L174(lines 170 605) 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 09:48:02,280 INFO L853 garLoopResultBuilder]: At program point L141(lines 137 616) 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 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 83) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 266) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L274(lines 274 278) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 603) no Hoare annotation was computed. [2021-10-28 09:48:02,281 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 614) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point L110(lines 110 625) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 583) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point L573-1(lines 573 583) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point L441-1(lines 441 453) no Hoare annotation was computed. [2021-10-28 09:48:02,282 INFO L853 garLoopResultBuilder]: At program point L210(lines 209 592) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 09:48:02,282 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-10-28 09:48:02,283 INFO L857 garLoopResultBuilder]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2021-10-28 09:48:02,283 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 09:48:02,283 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-28 09:48:02,283 INFO L857 garLoopResultBuilder]: For program point L343-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,283 INFO L860 garLoopResultBuilder]: At program point L674(lines 66 676) the Hoare annotation is: true [2021-10-28 09:48:02,283 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L542(lines 542 547) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 602) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L146(lines 146 613) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 624) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L860 garLoopResultBuilder]: At program point L675(lines 11 677) the Hoare annotation is: true [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 580) no Hoare annotation was computed. [2021-10-28 09:48:02,284 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 449) no Hoare annotation was computed. [2021-10-28 09:48:02,285 INFO L853 garLoopResultBuilder]: At program point L180(lines 176 603) 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 09:48:02,285 INFO L853 garLoopResultBuilder]: At program point L147(lines 143 614) 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 09:48:02,285 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,285 INFO L857 garLoopResultBuilder]: For program point L412(lines 412 416) no Hoare annotation was computed. [2021-10-28 09:48:02,285 INFO L853 garLoopResultBuilder]: At program point L214(lines 107 626) the Hoare annotation is: false [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 601) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 612) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 623) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L513(lines 513 517) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L480(lines 480 484) no Hoare annotation was computed. [2021-10-28 09:48:02,286 INFO L857 garLoopResultBuilder]: For program point L513-2(lines 513 517) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 66 676) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 600) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 611) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 622) no Hoare annotation was computed. [2021-10-28 09:48:02,287 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2021-10-28 09:48:02,288 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 382) no Hoare annotation was computed. [2021-10-28 09:48:02,288 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2021-10-28 09:48:02,288 INFO L857 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-10-28 09:48:02,288 INFO L857 garLoopResultBuilder]: For program point L219(lines 219 223) no Hoare annotation was computed. [2021-10-28 09:48:02,288 INFO L853 garLoopResultBuilder]: At program point L186(lines 182 601) 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 09:48:02,288 INFO L853 garLoopResultBuilder]: At program point L153(lines 149 612) 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 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L219-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L188(lines 188 599) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L155(lines 155 610) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 621) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 556) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 381) no Hoare annotation was computed. [2021-10-28 09:48:02,289 INFO L857 garLoopResultBuilder]: For program point L354-1(lines 354 381) no Hoare annotation was computed. [2021-10-28 09:48:02,290 INFO L853 garLoopResultBuilder]: At program point L123(lines 119 622) the Hoare annotation is: false [2021-10-28 09:48:02,290 INFO L853 garLoopResultBuilder]: At program point L553(lines 66 676) the Hoare annotation is: (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) [2021-10-28 09:48:02,290 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 378) no Hoare annotation was computed. [2021-10-28 09:48:02,290 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:48:02,290 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 268) no Hoare annotation was computed. [2021-10-28 09:48:02,290 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 262) no Hoare annotation was computed. [2021-10-28 09:48:02,290 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 598) no Hoare annotation was computed. [2021-10-28 09:48:02,291 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 609) no Hoare annotation was computed. [2021-10-28 09:48:02,291 INFO L857 garLoopResultBuilder]: For program point L125(lines 125 620) no Hoare annotation was computed. [2021-10-28 09:48:02,291 INFO L860 garLoopResultBuilder]: At program point L687(lines 678 689) the Hoare annotation is: true [2021-10-28 09:48:02,291 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 504) no Hoare annotation was computed. [2021-10-28 09:48:02,291 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 421) no Hoare annotation was computed. [2021-10-28 09:48:02,291 INFO L857 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2021-10-28 09:48:02,292 INFO L857 garLoopResultBuilder]: For program point L291-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,292 INFO L853 garLoopResultBuilder]: At program point L192(lines 188 599) 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 09:48:02,292 INFO L853 garLoopResultBuilder]: At program point L159(lines 155 610) 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 09:48:02,292 INFO L853 garLoopResultBuilder]: At program point L126(lines 125 620) 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 8544)) (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 (= 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 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-10-28 09:48:02,292 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 528) no Hoare annotation was computed. [2021-10-28 09:48:02,293 INFO L857 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-10-28 09:48:02,293 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 377) no Hoare annotation was computed. [2021-10-28 09:48:02,293 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-10-28 09:48:02,293 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:48:02,293 INFO L853 garLoopResultBuilder]: At program point L590(lines 101 658) the Hoare annotation is: (let ((.cse13 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.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)) (.cse19 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse21 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse23 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse25 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse26 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~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))) (.cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse17 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse27 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse29 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse14 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse18 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse28 (<= 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 .cse11) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse12 .cse9 .cse13 .cse10) (and .cse14 .cse12 .cse15 .cse13 .cse16 .cse17 .cse18) (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse14 .cse15 .cse16 .cse26 .cse27 .cse28) (and .cse29 .cse14 .cse12 .cse13 .cse16 .cse18) (and .cse19 .cse20 .cse22 .cse23 .cse24 .cse25 .cse14 .cse7 .cse1 .cse16 .cse26 .cse27 .cse4) (and .cse0 .cse14 .cse16 .cse3 .cse4 .cse18) (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse14 .cse15 .cse16 .cse26 .cse11 .cse27) (and .cse14 .cse15 .cse16 .cse17 .cse18 .cse28) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse28) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse12 .cse15 .cse17) (and .cse14 .cse16 .cse27 .cse18) (and .cse29 .cse14 .cse16 .cse18 .cse28))) [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L359(lines 359 363) no Hoare annotation was computed. [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L359-2(lines 358 375) no Hoare annotation was computed. [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L194(lines 194 597) no Hoare annotation was computed. [2021-10-28 09:48:02,294 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 608) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 619) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 463) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point L327-1(lines 327 336) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L860 garLoopResultBuilder]: At program point L659(lines 100 660) the Hoare annotation is: true [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 596) no Hoare annotation was computed. [2021-10-28 09:48:02,295 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 607) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 618) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L857 garLoopResultBuilder]: For program point L264(line 264) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L857 garLoopResultBuilder]: For program point L231(lines 231 248) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L857 garLoopResultBuilder]: For program point L264-1(line 264) no Hoare annotation was computed. [2021-10-28 09:48:02,296 INFO L853 garLoopResultBuilder]: At program point L198(lines 194 597) 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) .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 09:48:02,297 INFO L853 garLoopResultBuilder]: At program point L165(lines 161 608) 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 09:48:02,297 INFO L857 garLoopResultBuilder]: For program point L231-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,297 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 656) no Hoare annotation was computed. [2021-10-28 09:48:02,297 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-10-28 09:48:02,297 INFO L857 garLoopResultBuilder]: For program point L629(lines 629 653) no Hoare annotation was computed. [2021-10-28 09:48:02,297 INFO L857 garLoopResultBuilder]: For program point L563(lines 563 567) no Hoare annotation was computed. [2021-10-28 09:48:02,298 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 534) no Hoare annotation was computed. [2021-10-28 09:48:02,298 INFO L857 garLoopResultBuilder]: For program point L563-2(lines 563 567) no Hoare annotation was computed. [2021-10-28 09:48:02,298 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 475) no Hoare annotation was computed. [2021-10-28 09:48:02,298 INFO L857 garLoopResultBuilder]: For program point L530-2(lines 211 589) no Hoare annotation was computed. [2021-10-28 09:48:02,298 INFO L857 garLoopResultBuilder]: For program point L431(lines 431 435) no Hoare annotation was computed. [2021-10-28 09:48:02,299 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 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L266(line 266) no Hoare annotation was computed. [2021-10-28 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 238) no Hoare annotation was computed. [2021-10-28 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L266-1(line 266) no Hoare annotation was computed. [2021-10-28 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L200(lines 200 595) no Hoare annotation was computed. [2021-10-28 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L167(lines 167 606) no Hoare annotation was computed. [2021-10-28 09:48:02,299 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 617) no Hoare annotation was computed. [2021-10-28 09:48:02,300 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 101 658) the Hoare annotation is: (let ((.cse13 (<= 3 ULTIMATE.start_ssl3_accept_~blastFlag~0)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (.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)) (.cse19 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse21 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576)) (.cse22 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse23 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse24 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse25 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse26 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse11 (= 2 ULTIMATE.start_ssl3_accept_~blastFlag~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))) (.cse12 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (.cse17 (= 8640 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse27 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse29 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0)) (.cse14 (not (= 8192 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8195))) (.cse18 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (.cse28 (<= 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 .cse11) (and .cse5 (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse6 .cse12 .cse9 .cse13 .cse10) (and .cse14 .cse12 .cse15 .cse13 .cse16 .cse17 .cse18) (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse14 .cse15 .cse16 .cse26 .cse27 .cse28) (and .cse29 .cse14 .cse12 .cse13 .cse16 .cse18) (and .cse19 .cse20 .cse22 .cse23 .cse24 .cse25 .cse14 .cse7 .cse1 .cse16 .cse26 .cse27 .cse4) (and .cse0 .cse14 .cse16 .cse3 .cse4 .cse18) (and .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse14 .cse15 .cse16 .cse26 .cse11 .cse27) (and .cse14 .cse15 .cse16 .cse17 .cse18 .cse28) (and .cse5 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse28) (and (= ULTIMATE.start_ssl3_accept_~s__state~0 8640) .cse12 .cse15 .cse17) (and .cse14 .cse16 .cse27 .cse18) (and .cse29 .cse14 .cse16 .cse18 .cse28))) [2021-10-28 09:48:02,303 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 09:48:02,304 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:48:02,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:48:02 BoogieIcfgContainer [2021-10-28 09:48:02,350 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:48:02,350 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:48:02,350 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:48:02,351 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:48:02,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:47:24" (3/4) ... [2021-10-28 09:48:02,354 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:48:02,372 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-28 09:48:02,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 09:48:02,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:48:02,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:48:02,470 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:48:02,470 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:48:02,472 INFO L168 Benchmark]: Toolchain (without parser) took 38919.98 ms. Allocated memory was 92.3 MB in the beginning and 438.3 MB in the end (delta: 346.0 MB). Free memory was 56.9 MB in the beginning and 202.5 MB in the end (delta: -145.6 MB). Peak memory consumption was 200.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,472 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 63.8 MB in the beginning and 63.7 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:48:02,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.78 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.7 MB in the beginning and 82.3 MB in the end (delta: -25.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,473 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.13 ms. Allocated memory is still 111.1 MB. Free memory was 82.3 MB in the beginning and 79.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,473 INFO L168 Benchmark]: Boogie Preprocessor took 58.71 ms. Allocated memory is still 111.1 MB. Free memory was 79.3 MB in the beginning and 77.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,473 INFO L168 Benchmark]: RCFGBuilder took 831.36 ms. Allocated memory is still 111.1 MB. Free memory was 77.2 MB in the beginning and 76.2 MB in the end (delta: 983.3 kB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,474 INFO L168 Benchmark]: TraceAbstraction took 37431.77 ms. Allocated memory was 111.1 MB in the beginning and 438.3 MB in the end (delta: 327.2 MB). Free memory was 75.7 MB in the beginning and 215.1 MB in the end (delta: -139.4 MB). Peak memory consumption was 285.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,474 INFO L168 Benchmark]: Witness Printer took 119.94 ms. Allocated memory is still 438.3 MB. Free memory was 214.0 MB in the beginning and 202.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:48:02,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 63.8 MB in the beginning and 63.7 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 408.78 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 56.7 MB in the beginning and 82.3 MB in the end (delta: -25.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.13 ms. Allocated memory is still 111.1 MB. Free memory was 82.3 MB in the beginning and 79.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.71 ms. Allocated memory is still 111.1 MB. Free memory was 79.3 MB in the beginning and 77.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 831.36 ms. Allocated memory is still 111.1 MB. Free memory was 77.2 MB in the beginning and 76.2 MB in the end (delta: 983.3 kB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 37431.77 ms. Allocated memory was 111.1 MB in the beginning and 438.3 MB in the end (delta: 327.2 MB). Free memory was 75.7 MB in the beginning and 215.1 MB in the end (delta: -139.4 MB). Peak memory consumption was 285.1 MB. Max. memory is 16.1 GB. * Witness Printer took 119.94 ms. Allocated memory is still 438.3 MB. Free memory was 214.0 MB in the beginning and 202.5 MB in the end (delta: 11.5 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: 504]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 504]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 504]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 504]: 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: 37.3s, OverallIterations: 40, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 7237 SDtfs, 5953 SDslu, 4024 SDs, 0 SdLazy, 4365 SolverSat, 1145 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.0s 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=4653occurred 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: 2.6s AutomataMinimizationTime, 40 MinimizatonAttempts, 5557 StatesRemovedByMinimization, 36 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 249 NumberOfFragments, 2657 HoareAnnotationTreeSize, 29 FomulaSimplifications, 303701 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 29 FomulaSimplificationsInter, 93760 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.4s InterpolantComputationTime, 5877 NumberOfCodeBlocks, 5877 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 5833 ConstructedInterpolants, 0 QuantifiedInterpolants, 9610 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3902 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)) && !(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) && !(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)) && !(8560 == s__state)) && !(s__hit == 0)) && !(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)) && !(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)) && 2 == blastFlag) && !(s__state == 8528)) && !(8448 == s__state)) && !(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: 209]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 66]: 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: 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: 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 <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 1)) || (((((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)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state))) || (((((!(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)) || (((!(8192 == s__state) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || ((((3 == s__s3__tmp__next_state___0 && !(8192 == s__state)) && !(s__state == 8195)) && s__state <= 8448) && 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: 66]: 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 <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && !(8448 == s__state)) && blastFlag <= 1)) || (((((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)) || ((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8192 == s__state)) && !(s__hit == 0)) && !(s__state == 8195)) && !(s__state == 8545)) && 2 == blastFlag) && !(8448 == s__state))) || (((((!(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)) || (((!(8192 == s__state) && !(s__state == 8195)) && !(8448 == s__state)) && s__state <= 8448)) || ((((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: 678]: Loop Invariant Derived loop invariant: 1 - 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: 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: 100]: 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: 11]: 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 09:48:02,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed0bb380-fa5d-4713-83fa-52661a75a632/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...