./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 53e3b4cf7a6885129025777f14c3b33a959debd694827832fbe127376cb0a5f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:32,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:32,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:32,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:32,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:32,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:32,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:32,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:32,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:32,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:32,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:32,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:32,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:32,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:32,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:32,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:32,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:32,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:32,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:32,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:32,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:32,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:32,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:32,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:32,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:32,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:32,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:32,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:32,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:32,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:32,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:32,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:32,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:32,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:32,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:32,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:32,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:32,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:32,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:32,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:32,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:32,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-07 04:56:32,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:32,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:32,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:32,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:32,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:32,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:32,531 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:32,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:32,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:32,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:32,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:32,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:32,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:32,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:32,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:32,533 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:32,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:32,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:32,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:32,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:32,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:32,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:32,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:32,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:32,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:32,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:32,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:32,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:32,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:32,536 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:32,536 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:32,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:32,536 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:32,537 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:32,537 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_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53e3b4cf7a6885129025777f14c3b33a959debd694827832fbe127376cb0a5f9 [2021-11-07 04:56:32,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:32,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:32,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:32,873 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:32,875 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:32,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i [2021-11-07 04:56:32,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/data/ad78a97c6/8d1af9b9425a4e7c9185da54e025177d/FLAG1ed743bdc [2021-11-07 04:56:33,542 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:33,542 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i [2021-11-07 04:56:33,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/data/ad78a97c6/8d1af9b9425a4e7c9185da54e025177d/FLAG1ed743bdc [2021-11-07 04:56:33,786 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/data/ad78a97c6/8d1af9b9425a4e7c9185da54e025177d [2021-11-07 04:56:33,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:33,790 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:33,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:33,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:33,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:33,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:33,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a93f373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:33, skipping insertion in model container [2021-11-07 04:56:33,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:33,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:33,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:34,398 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_501cf9fa-9546-4978-b3c8-bc63f9a02951/sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i[41323,41336] [2021-11-07 04:56:34,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,470 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 04:56:34,528 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_501cf9fa-9546-4978-b3c8-bc63f9a02951/sv-benchmarks/c/goblint-regression/28-race_reach_76-tricky_address3_racefree.i[41323,41336] [2021-11-07 04:56:34,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,600 INFO L208 MainTranslator]: Completed translation [2021-11-07 04:56:34,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34 WrapperNode [2021-11-07 04:56:34,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:34,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 04:56:34,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 04:56:34,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,662 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 04:56:34,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 04:56:34,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 04:56:34,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 04:56:34,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 04:56:34,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:34,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:34,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:34,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 04:56:34,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-07 04:56:34,787 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 04:56:34,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 04:56:34,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 04:56:34,788 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 04:56:35,269 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 04:56:35,269 INFO L299 CfgBuilder]: Removed 35 assume(true) statements. [2021-11-07 04:56:35,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35 BoogieIcfgContainer [2021-11-07 04:56:35,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 04:56:35,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 04:56:35,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 04:56:35,278 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 04:56:35,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:33" (1/3) ... [2021-11-07 04:56:35,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f085ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (2/3) ... [2021-11-07 04:56:35,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f085ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35" (3/3) ... [2021-11-07 04:56:35,281 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_76-tricky_address3_racefree.i [2021-11-07 04:56:35,294 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 04:56:35,295 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 04:56:35,295 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-07 04:56:35,295 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 04:56:35,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,347 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,347 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,348 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,348 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,348 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,348 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,349 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,350 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,350 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,350 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,351 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,351 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,351 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,352 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,352 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,352 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,352 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,353 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,353 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,353 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,353 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,353 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,354 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,354 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,354 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,354 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,355 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,355 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,355 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,355 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,356 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,356 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,356 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,356 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,357 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,358 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,359 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,360 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,361 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,362 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,363 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,364 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,364 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,364 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,364 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,365 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,365 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,365 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,365 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,371 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,371 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,371 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,372 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,372 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,373 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,374 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,374 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,374 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,374 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,375 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,375 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,375 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,375 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,376 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,376 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,376 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,378 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,379 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,379 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,379 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,380 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,380 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,380 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,381 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,382 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,382 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,383 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,383 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,383 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,384 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,384 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,384 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,384 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,384 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,385 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,386 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,386 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,387 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,387 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,387 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,400 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,401 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,401 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,401 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,405 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,405 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,406 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,418 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-07 04:56:35,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:35,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:35,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:35,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-07 04:56:35,536 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-07 04:56:35,541 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=PARTIAL_ORDER_FA, 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 [2021-11-07 04:56:35,541 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 04:56:36,122 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:36,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,130 INFO L85 PathProgramCache]: Analyzing trace with hash 2094459745, now seen corresponding path program 1 times [2021-11-07 04:56:36,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827012737] [2021-11-07 04:56:36,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-11-07 04:56:36,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827012737] [2021-11-07 04:56:36,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827012737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:36,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677121904] [2021-11-07 04:56:36,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:56:36,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:56:36,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:56:36,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,525 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 04:56:36,865 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:36,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,865 INFO L85 PathProgramCache]: Analyzing trace with hash -555687965, now seen corresponding path program 1 times [2021-11-07 04:56:36,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384374188] [2021-11-07 04:56:36,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:36,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:36,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:36,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384374188] [2021-11-07 04:56:36,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384374188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:36,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:36,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:56:36,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405357590] [2021-11-07 04:56:36,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:36,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:36,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:36,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:36,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,942 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:36,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:36,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:36,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 04:56:36,965 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:36,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:36,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1618645644, now seen corresponding path program 1 times [2021-11-07 04:56:36,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:36,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655305347] [2021-11-07 04:56:36,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:36,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:37,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:37,043 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:37,043 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655305347] [2021-11-07 04:56:37,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655305347] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:37,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [689758725] [2021-11-07 04:56:37,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:37,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:37,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:37,046 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:37,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 04:56:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:37,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:37,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:37,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [689758725] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:37,437 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:37,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:56:37,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134494028] [2021-11-07 04:56:37,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:37,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:37,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:37,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:37,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:37,443 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:37,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 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) [2021-11-07 04:56:37,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:37,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:37,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:37,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:37,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:37,745 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:37,746 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:37,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:37,747 INFO L85 PathProgramCache]: Analyzing trace with hash -712826493, now seen corresponding path program 2 times [2021-11-07 04:56:37,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:37,747 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185120991] [2021-11-07 04:56:37,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:37,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:37,880 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:37,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:37,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185120991] [2021-11-07 04:56:37,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185120991] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:37,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258732011] [2021-11-07 04:56:37,881 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:37,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:37,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:37,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:37,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 04:56:37,994 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 04:56:37,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:37,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 04:56:38,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:38,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:56:38,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:56:38,329 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:56:38,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:56:38,401 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:56:38,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-07 04:56:38,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-07 04:56:38,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 04:56:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:38,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258732011] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:38,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:38,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2021-11-07 04:56:38,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98710641] [2021-11-07 04:56:38,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 04:56:38,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:38,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 04:56:38,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-07 04:56:38,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:38,599 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:38,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:38,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:38,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:38,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:38,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:38,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:38,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:38,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:39,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:39,158 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:39,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:39,158 INFO L85 PathProgramCache]: Analyzing trace with hash -341698350, now seen corresponding path program 1 times [2021-11-07 04:56:39,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:39,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681163115] [2021-11-07 04:56:39,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:39,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:39,269 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:39,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681163115] [2021-11-07 04:56:39,269 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681163115] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:39,269 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344313012] [2021-11-07 04:56:39,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:39,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:39,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:39,274 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:39,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 04:56:39,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:39,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:56:39,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:39,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:56:39,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344313012] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:39,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:39,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-11-07 04:56:39,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639178251] [2021-11-07 04:56:39,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 04:56:39,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:39,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 04:56:39,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-07 04:56:39,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:39,659 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:39,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:39,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:39,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:39,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:39,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:39,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:40,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:40,006 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:40,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:40,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1750903321, now seen corresponding path program 1 times [2021-11-07 04:56:40,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:40,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987317090] [2021-11-07 04:56:40,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:40,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:56:40,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:40,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987317090] [2021-11-07 04:56:40,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987317090] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:40,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676511925] [2021-11-07 04:56:40,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:40,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:40,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:40,098 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:40,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 04:56:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:40,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:56:40,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:56:40,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676511925] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:40,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:40,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-07 04:56:40,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458004557] [2021-11-07 04:56:40,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 04:56:40,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:40,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 04:56:40,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 04:56:40,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:40,457 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:40,457 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 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) [2021-11-07 04:56:40,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:40,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:40,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:40,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:40,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:40,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:40,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:40,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:40,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:40,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:40,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:40,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-07 04:56:40,749 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:40,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:40,749 INFO L85 PathProgramCache]: Analyzing trace with hash -933023294, now seen corresponding path program 2 times [2021-11-07 04:56:40,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:40,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38340027] [2021-11-07 04:56:40,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:40,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:56:40,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:40,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38340027] [2021-11-07 04:56:40,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38340027] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:40,844 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468681413] [2021-11-07 04:56:40,844 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:40,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:40,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:40,849 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:40,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 04:56:41,027 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:41,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:41,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 04:56:41,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:56:41,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [468681413] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:41,285 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:41,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-07 04:56:41,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828288038] [2021-11-07 04:56:41,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 04:56:41,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:41,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 04:56:41,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-07 04:56:41,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,287 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:41,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:41,288 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:41,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:41,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:41,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:41,598 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:41,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:41,599 INFO L85 PathProgramCache]: Analyzing trace with hash -88339527, now seen corresponding path program 3 times [2021-11-07 04:56:41,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:41,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370421080] [2021-11-07 04:56:41,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:41,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:41,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:56:41,743 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:41,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370421080] [2021-11-07 04:56:41,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370421080] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:41,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247387212] [2021-11-07 04:56:41,744 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:56:41,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:41,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:41,745 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:41,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-07 04:56:41,920 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 04:56:41,920 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:41,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-07 04:56:41,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:41,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:56:41,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:56:42,297 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:56:42,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:56:42,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:56:42,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:56:42,556 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:56:42,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-07 04:56:42,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-07 04:56:42,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 04:56:42,647 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-07 04:56:42,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247387212] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:42,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:42,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 21 [2021-11-07 04:56:42,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910362698] [2021-11-07 04:56:42,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 04:56:42,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:42,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 04:56:42,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2021-11-07 04:56:42,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,650 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:42,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.9523809523809526) internal successors, (146), 21 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:42,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:42,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:56:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:43,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:56:43,137 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 04:56:43,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:43,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-07 04:56:43,367 INFO L731 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2021-11-07 04:56:43,368 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2021-11-07 04:56:43,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:43,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:43,372 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:43,381 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-07 04:56:43,382 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=PARTIAL_ORDER_FA, 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 [2021-11-07 04:56:43,382 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 04:56:43,389 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:43,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:43,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1487226236, now seen corresponding path program 1 times [2021-11-07 04:56:43,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:43,390 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824730714] [2021-11-07 04:56:43,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:43,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:43,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (9)] Waiting until timeout for monitored process [2021-11-07 04:56:43,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:43,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:43,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824730714] [2021-11-07 04:56:43,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824730714] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:43,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:43,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:43,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572589874] [2021-11-07 04:56:43,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:56:43,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:43,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:56:43,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:56:43,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,422 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:43,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 04:56:43,425 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:43,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:43,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1723295463, now seen corresponding path program 1 times [2021-11-07 04:56:43,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:43,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018271516] [2021-11-07 04:56:43,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:43,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:43,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:43,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018271516] [2021-11-07 04:56:43,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018271516] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:43,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:43,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:56:43,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987540994] [2021-11-07 04:56:43,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:43,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:43,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:43,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,456 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:43,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 04:56:43,467 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:43,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:43,467 INFO L85 PathProgramCache]: Analyzing trace with hash 16092048, now seen corresponding path program 1 times [2021-11-07 04:56:43,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:43,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196975640] [2021-11-07 04:56:43,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:43,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:56:43,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:43,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196975640] [2021-11-07 04:56:43,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196975640] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:43,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482964875] [2021-11-07 04:56:43,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:43,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:43,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:43,543 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:43,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-07 04:56:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:43,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:56:43,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:56:43,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482964875] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:43,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:43,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-07 04:56:43,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723268422] [2021-11-07 04:56:43,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:43,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:43,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:43,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 04:56:43,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,886 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:43,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:43,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,887 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:44,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-07 04:56:44,460 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:44,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,461 INFO L85 PathProgramCache]: Analyzing trace with hash -997736280, now seen corresponding path program 1 times [2021-11-07 04:56:44,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:44,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749966559] [2021-11-07 04:56:44,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:44,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:56:44,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:44,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749966559] [2021-11-07 04:56:44,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749966559] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:44,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1923442850] [2021-11-07 04:56:44,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:44,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:44,496 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:44,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-07 04:56:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:44,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:44,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:56:44,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1923442850] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:44,906 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:44,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:56:44,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460390558] [2021-11-07 04:56:44,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:44,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:44,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:44,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:44,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,908 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:44,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:44,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:44,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:44,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:45,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:45,158 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:45,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:45,158 INFO L85 PathProgramCache]: Analyzing trace with hash 319329503, now seen corresponding path program 2 times [2021-11-07 04:56:45,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:45,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16285017] [2021-11-07 04:56:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:45,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:45,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:45,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:45,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16285017] [2021-11-07 04:56:45,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16285017] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:45,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633902422] [2021-11-07 04:56:45,200 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:45,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:45,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:45,201 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:45,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-07 04:56:45,461 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:45,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:45,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:45,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:45,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633902422] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:45,623 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:45,623 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:56:45,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850927771] [2021-11-07 04:56:45,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:45,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:45,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:45,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:45,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,625 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:45,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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) [2021-11-07 04:56:45,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:45,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-11-07 04:56:45,890 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:45,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:45,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1410442319, now seen corresponding path program 1 times [2021-11-07 04:56:45,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:45,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725378341] [2021-11-07 04:56:45,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:45,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:45,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:45,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:45,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:45,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725378341] [2021-11-07 04:56:45,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725378341] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:45,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100111188] [2021-11-07 04:56:45,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:45,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:45,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:45,958 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:45,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-07 04:56:46,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:56:46,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:46,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [100111188] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:46,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:46,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-07 04:56:46,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994115726] [2021-11-07 04:56:46,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 04:56:46,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:46,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 04:56:46,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-07 04:56:46,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,366 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:46,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 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) [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:46,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-11-07 04:56:46,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-07 04:56:46,650 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:46,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:46,650 INFO L85 PathProgramCache]: Analyzing trace with hash -294132888, now seen corresponding path program 2 times [2021-11-07 04:56:46,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:46,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393565490] [2021-11-07 04:56:46,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:46,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:46,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:46,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393565490] [2021-11-07 04:56:46,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393565490] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:46,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [505007887] [2021-11-07 04:56:46,716 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:46,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:46,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:46,718 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:46,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-07 04:56:46,995 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:46,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:46,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:56:46,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:47,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [505007887] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:47,175 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:47,175 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-07 04:56:47,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031546327] [2021-11-07 04:56:47,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 04:56:47,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:47,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 04:56:47,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 04:56:47,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,177 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:47,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:47,177 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:47,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:47,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:47,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:47,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:47,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:47,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:47,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:47,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-07 04:56:47,457 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:47,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:47,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1880200721, now seen corresponding path program 3 times [2021-11-07 04:56:47,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:47,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80986822] [2021-11-07 04:56:47,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:47,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:47,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:47,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80986822] [2021-11-07 04:56:47,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80986822] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:47,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999829850] [2021-11-07 04:56:47,542 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:56:47,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:47,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:47,544 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:47,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-07 04:56:47,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-11-07 04:56:47,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:47,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 04:56:47,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:48,103 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:48,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999829850] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:48,103 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:48,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-07 04:56:48,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850466585] [2021-11-07 04:56:48,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 04:56:48,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:48,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 04:56:48,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-07 04:56:48,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:48,105 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:48,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:48,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:48,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:48,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:48,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:48,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:48,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-07 04:56:48,454 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:48,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:48,454 INFO L85 PathProgramCache]: Analyzing trace with hash -451271416, now seen corresponding path program 4 times [2021-11-07 04:56:48,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:48,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301860750] [2021-11-07 04:56:48,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:48,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:48,581 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:48,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:48,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301860750] [2021-11-07 04:56:48,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301860750] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:48,582 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [947863198] [2021-11-07 04:56:48,582 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 04:56:48,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:48,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:48,583 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:48,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-07 04:56:48,907 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 04:56:48,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:48,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 04:56:48,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:49,145 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:49,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [947863198] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:49,146 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:49,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-11-07 04:56:49,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111016547] [2021-11-07 04:56:49,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 04:56:49,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:49,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 04:56:49,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-07 04:56:49,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,151 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:49,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.6) internal successors, (69), 15 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) [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:49,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:49,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:49,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:49,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:49,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:49,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:49,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-07 04:56:49,485 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:49,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:49,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1253529713, now seen corresponding path program 5 times [2021-11-07 04:56:49,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:49,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782191178] [2021-11-07 04:56:49,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:49,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:49,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:49,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782191178] [2021-11-07 04:56:49,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782191178] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:49,664 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [153997466] [2021-11-07 04:56:49,664 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 04:56:49,665 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:49,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:49,666 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:49,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-07 04:56:50,006 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-11-07 04:56:50,006 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:50,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-07 04:56:50,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:50,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [153997466] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:50,213 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:50,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-07 04:56:50,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110531149] [2021-11-07 04:56:50,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 04:56:50,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:50,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 04:56:50,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-07 04:56:50,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:50,216 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:50,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 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) [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:50,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:50,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:50,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:50,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:50,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:50,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:50,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:50,606 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:50,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:50,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1718690136, now seen corresponding path program 6 times [2021-11-07 04:56:50,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:50,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290081185] [2021-11-07 04:56:50,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:50,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:50,756 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:50,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290081185] [2021-11-07 04:56:50,756 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290081185] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:50,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344890145] [2021-11-07 04:56:50,756 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-07 04:56:50,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:50,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:50,762 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:50,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-07 04:56:51,133 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-11-07 04:56:51,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:51,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 04:56:51,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:51,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344890145] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:51,368 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:51,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-07 04:56:51,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694768784] [2021-11-07 04:56:51,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-07 04:56:51,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:51,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-07 04:56:51,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-07 04:56:51,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,371 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:51,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.157894736842105) internal successors, (79), 19 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) [2021-11-07 04:56:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:51,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:51,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:56:51,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:51,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:51,790 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:51,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:51,791 INFO L85 PathProgramCache]: Analyzing trace with hash 5612241, now seen corresponding path program 7 times [2021-11-07 04:56:51,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:51,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571681850] [2021-11-07 04:56:51,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:51,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:51,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:51,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571681850] [2021-11-07 04:56:51,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571681850] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:51,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995412744] [2021-11-07 04:56:51,986 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-07 04:56:51,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:51,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:51,987 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:51,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-07 04:56:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:52,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-07 04:56:52,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:52,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995412744] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:52,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:52,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-07 04:56:52,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672102297] [2021-11-07 04:56:52,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 04:56:52,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:52,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 04:56:52,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-07 04:56:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:52,729 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:52,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.0) internal successors, (84), 21 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) [2021-11-07 04:56:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:52,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:56:52,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:52,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:52,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:56:52,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:56:53,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:53,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:53,202 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:53,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:53,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1591734200, now seen corresponding path program 8 times [2021-11-07 04:56:53,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:53,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573107471] [2021-11-07 04:56:53,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:53,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:53,416 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:53,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:53,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573107471] [2021-11-07 04:56:53,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573107471] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:53,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026184819] [2021-11-07 04:56:53,417 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:53,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:53,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:53,419 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:53,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-07 04:56:53,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:53,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:53,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 04:56:53,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:54,051 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 04:56:54,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026184819] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:54,052 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:56:54,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-07 04:56:54,053 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328254054] [2021-11-07 04:56:54,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 04:56:54,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:54,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 04:56:54,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-07 04:56:54,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,055 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:54,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.869565217391304) internal successors, (89), 23 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:54,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:56:54,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:56:54,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:54,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:56:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:56:54,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:56:54,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:54,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-11-07 04:56:54,556 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:56:54,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:54,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1176341199, now seen corresponding path program 9 times [2021-11-07 04:56:54,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:54,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040111734] [2021-11-07 04:56:54,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:54,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:56:54,590 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 04:56:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:56:54,659 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 04:56:54,660 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 04:56:54,660 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-07 04:56:54,660 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 04:56:54,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-07 04:56:54,663 INFO L731 BasicCegarLoop]: Path program histogram: [9, 2, 1, 1, 1] [2021-11-07 04:56:54,663 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/2) [2021-11-07 04:56:54,664 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-07 04:56:54,664 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-07 04:56:54,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,686 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,687 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,688 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,689 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,690 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,691 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,692 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,693 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,694 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,695 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,696 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,699 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,701 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,702 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,702 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,702 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,703 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,704 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,705 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,705 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,706 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,707 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,714 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,715 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,715 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,716 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,717 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,718 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,719 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,720 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,721 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,722 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,723 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,724 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,725 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,727 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,728 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,735 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,736 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,737 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,743 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of2ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,744 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:54,747 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-07 04:56:54,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:54,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:54,749 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:54,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (21)] Waiting until timeout for monitored process [2021-11-07 04:56:54,754 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2021-11-07 04:56:54,755 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=PARTIAL_ORDER_FA, 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 [2021-11-07 04:56:54,755 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 04:56:55,384 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:55,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:55,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1474103194, now seen corresponding path program 1 times [2021-11-07 04:56:55,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:55,385 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081526049] [2021-11-07 04:56:55,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:55,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:55,449 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-11-07 04:56:55,449 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:55,450 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081526049] [2021-11-07 04:56:55,450 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081526049] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:55,450 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:55,450 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:55,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919881745] [2021-11-07 04:56:55,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:56:55,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:55,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:56:55,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:56:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:55,452 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:55,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.5) internal successors, (119), 2 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-07 04:57:02,316 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:02,317 INFO L85 PathProgramCache]: Analyzing trace with hash -451790114, now seen corresponding path program 1 times [2021-11-07 04:57:02,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:02,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327937152] [2021-11-07 04:57:02,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:02,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:02,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:02,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:02,342 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327937152] [2021-11-07 04:57:02,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327937152] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:02,342 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:57:02,343 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:57:02,343 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77275979] [2021-11-07 04:57:02,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:57:02,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:02,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:57:02,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:57:02,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,344 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:02,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:02,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-07 04:57:02,355 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:02,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:02,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1126851832, now seen corresponding path program 1 times [2021-11-07 04:57:02,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:02,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711551070] [2021-11-07 04:57:02,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:02,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:02,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:02,390 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711551070] [2021-11-07 04:57:02,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711551070] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:02,390 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1842525841] [2021-11-07 04:57:02,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:02,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:02,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:02,398 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:02,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-07 04:57:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:02,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:57:02,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:02,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1842525841] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:02,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:02,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:57:02,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400294764] [2021-11-07 04:57:02,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:57:02,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:02,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:57:02,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:57:02,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,919 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:02,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 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) [2021-11-07 04:57:02,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:02,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:02,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:03,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-07 04:57:03,155 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:03,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:03,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1608107294, now seen corresponding path program 2 times [2021-11-07 04:57:03,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:03,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209221698] [2021-11-07 04:57:03,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:03,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:57:03,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:03,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209221698] [2021-11-07 04:57:03,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209221698] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:03,211 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651220007] [2021-11-07 04:57:03,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:57:03,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:03,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:03,213 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:03,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-07 04:57:03,759 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 04:57:03,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:03,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 04:57:03,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:03,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:57:03,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:57:04,000 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:57:04,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:57:04,066 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:57:04,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-07 04:57:04,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-07 04:57:04,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 04:57:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:57:04,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651220007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:04,227 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:57:04,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2021-11-07 04:57:04,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129423943] [2021-11-07 04:57:04,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 04:57:04,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:04,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 04:57:04,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-07 04:57:04,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:04,228 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:04,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:04,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:04,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:04,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:04,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:05,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:05,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:05,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:05,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:05,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:05,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-11-07 04:57:05,614 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:05,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:05,614 INFO L85 PathProgramCache]: Analyzing trace with hash -964706664, now seen corresponding path program 1 times [2021-11-07 04:57:05,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:05,614 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687608833] [2021-11-07 04:57:05,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:05,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:05,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:57:05,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:05,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687608833] [2021-11-07 04:57:05,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687608833] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:05,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741068991] [2021-11-07 04:57:05,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:05,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:05,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:05,677 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:05,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-11-07 04:57:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:06,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:57:06,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:57:06,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741068991] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:06,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:06,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2021-11-07 04:57:06,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773118447] [2021-11-07 04:57:06,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 04:57:06,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:06,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 04:57:06,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-07 04:57:06,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:06,329 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:06,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.1) internal successors, (131), 10 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:06,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:06,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:06,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:06,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:06,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:06,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:06,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-11-07 04:57:06,658 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:06,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:06,658 INFO L85 PathProgramCache]: Analyzing trace with hash 569761342, now seen corresponding path program 1 times [2021-11-07 04:57:06,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:06,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732232981] [2021-11-07 04:57:06,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:06,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:57:06,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:06,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732232981] [2021-11-07 04:57:06,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732232981] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:06,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629521201] [2021-11-07 04:57:06,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:06,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:06,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:06,740 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:06,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-11-07 04:57:07,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:07,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:57:07,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:57:07,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629521201] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:07,566 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:07,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-07 04:57:07,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647985659] [2021-11-07 04:57:07,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 04:57:07,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:07,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 04:57:07,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 04:57:07,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:07,567 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:07,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 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) [2021-11-07 04:57:07,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:07,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:07,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:07,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:07,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:07,568 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:07,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:07,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:07,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-11-07 04:57:07,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-07 04:57:07,835 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:07,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:07,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1837490280, now seen corresponding path program 2 times [2021-11-07 04:57:07,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:07,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287613946] [2021-11-07 04:57:07,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:07,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:57:07,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:07,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287613946] [2021-11-07 04:57:07,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287613946] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:07,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1953144295] [2021-11-07 04:57:07,926 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:57:07,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:07,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:07,927 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:07,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-07 04:57:08,446 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:57:08,447 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:08,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-07 04:57:08,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:57:08,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1953144295] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:08,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:08,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-11-07 04:57:08,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210764245] [2021-11-07 04:57:08,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 04:57:08,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:08,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 04:57:08,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-11-07 04:57:08,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:08,655 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:08,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.769230769230769) internal successors, (88), 13 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:08,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:08,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:08,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:08,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:08,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:08,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:08,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:08,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:08,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:08,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:08,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-11-07 04:57:08,977 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:08,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:08,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1923962754, now seen corresponding path program 3 times [2021-11-07 04:57:08,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:08,978 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598903201] [2021-11-07 04:57:08,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:08,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:09,099 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-07 04:57:09,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:09,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598903201] [2021-11-07 04:57:09,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598903201] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:09,100 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680796971] [2021-11-07 04:57:09,100 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:57:09,100 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:09,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:09,102 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:09,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-11-07 04:57:09,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 04:57:09,707 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:09,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-07 04:57:09,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:09,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:57:09,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:57:10,002 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:57:10,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:57:10,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:57:10,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:57:10,288 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:57:10,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-07 04:57:10,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-07 04:57:10,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-07 04:57:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-07 04:57:10,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680796971] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:10,385 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:10,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 21 [2021-11-07 04:57:10,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773414616] [2021-11-07 04:57:10,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 04:57:10,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:10,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 04:57:10,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420 [2021-11-07 04:57:10,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:10,386 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:10,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.9523809523809526) internal successors, (146), 21 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:10,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:10,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:10,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:10,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:10,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:11,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:11,050 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:11,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:11,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1593517366, now seen corresponding path program 1 times [2021-11-07 04:57:11,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:11,050 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550475627] [2021-11-07 04:57:11,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:11,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:11,181 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:57:11,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:11,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550475627] [2021-11-07 04:57:11,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550475627] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:11,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [126665442] [2021-11-07 04:57:11,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:11,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:11,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:11,183 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:11,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-11-07 04:57:11,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:11,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-07 04:57:11,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:57:12,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [126665442] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:12,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:12,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-07 04:57:12,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974987173] [2021-11-07 04:57:12,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 04:57:12,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:12,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 04:57:12,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-07 04:57:12,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:12,069 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:12,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.529411764705882) internal successors, (111), 17 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:12,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:12,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2021-11-07 04:57:12,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:12,430 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:12,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:12,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1311983072, now seen corresponding path program 2 times [2021-11-07 04:57:12,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:12,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066288433] [2021-11-07 04:57:12,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:12,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:12,578 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:57:12,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:12,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066288433] [2021-11-07 04:57:12,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066288433] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:12,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059712253] [2021-11-07 04:57:12,579 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:57:12,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:12,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:12,588 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:12,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2021-11-07 04:57:13,190 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:57:13,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:13,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 04:57:13,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:57:13,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059712253] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:13,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:13,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-07 04:57:13,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389318886] [2021-11-07 04:57:13,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-07 04:57:13,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:13,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-07 04:57:13,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-07 04:57:13,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:13,499 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:13,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.105263157894737) internal successors, (116), 19 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) [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:13,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:13,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:13,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:13,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:13,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:13,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:13,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:13,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:13,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2021-11-07 04:57:13,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-11-07 04:57:13,926 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:13,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:13,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1775917194, now seen corresponding path program 3 times [2021-11-07 04:57:13,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:13,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172172423] [2021-11-07 04:57:13,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:13,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:14,200 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:57:14,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:14,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172172423] [2021-11-07 04:57:14,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172172423] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:14,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1217907863] [2021-11-07 04:57:14,201 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:57:14,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:14,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:14,202 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:14,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2021-11-07 04:57:14,880 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 04:57:14,881 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:57:14,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:57:14,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-07 04:57:15,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1217907863] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:15,207 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:15,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 7] total 24 [2021-11-07 04:57:15,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471297677] [2021-11-07 04:57:15,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-07 04:57:15,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:15,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-07 04:57:15,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=439, Unknown=0, NotChecked=0, Total=552 [2021-11-07 04:57:15,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:15,209 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:15,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 7.166666666666667) internal successors, (172), 24 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:15,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:15,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:15,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:15,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:15,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:15,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:15,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:15,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2021-11-07 04:57:15,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-11-07 04:57:15,774 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:15,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:15,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1223647668, now seen corresponding path program 1 times [2021-11-07 04:57:15,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:15,774 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105539398] [2021-11-07 04:57:15,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:15,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:15,981 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-07 04:57:15,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:15,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105539398] [2021-11-07 04:57:15,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105539398] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:15,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828316446] [2021-11-07 04:57:15,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:15,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:15,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:15,983 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:16,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-11-07 04:57:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:16,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 04:57:16,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-07 04:57:17,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828316446] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:17,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:57:17,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-07 04:57:17,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307194335] [2021-11-07 04:57:17,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 04:57:17,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:17,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 04:57:17,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-07 04:57:17,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,028 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:17,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.956521739130435) internal successors, (137), 23 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:17,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:17,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:57:17,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2021-11-07 04:57:17,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-11-07 04:57:17,488 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:17,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:17,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1230094922, now seen corresponding path program 2 times [2021-11-07 04:57:17,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:17,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389455560] [2021-11-07 04:57:17,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:17,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:17,637 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-07 04:57:17,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:17,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389455560] [2021-11-07 04:57:17,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389455560] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:17,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:57:17,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 04:57:17,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296485970] [2021-11-07 04:57:17,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 04:57:17,639 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:17,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 04:57:17,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 04:57:17,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,639 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:17,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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) [2021-11-07 04:57:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:17,640 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:57:17,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:17,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:57:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:17,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-07 04:57:17,780 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:57:17,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:57:17,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1311752281, now seen corresponding path program 1 times [2021-11-07 04:57:17,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:57:17,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357857540] [2021-11-07 04:57:17,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:17,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:57:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 244 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 04:57:30,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:57:30,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357857540] [2021-11-07 04:57:30,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357857540] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:57:30,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598534707] [2021-11-07 04:57:30,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:57:30,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:57:30,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:57:30,650 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:57:30,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2021-11-07 04:57:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:57:31,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 04:57:31,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:57:31,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:57:31,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:57:31,857 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:57:31,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:57:31,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:57:31,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:57:32,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-07 04:57:32,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:57:32,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:57:32,484 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:57:32,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 26 [2021-11-07 04:57:32,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2021-11-07 04:57:32,676 INFO L354 Elim1Store]: treesize reduction 8, result has 33.3 percent of original size [2021-11-07 04:57:32,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2021-11-07 04:57:32,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 19 [2021-11-07 04:57:34,865 WARN L860 $PredicateComparison]: unable to prove that (exists ((t_funThread2of2ForFork0_~p~0.offset Int) (|t_funThread2of2ForFork0_#t~post39| Int)) (and (not (= t_funThread2of2ForFork0_~p~0.offset c_t_funThread1of2ForFork0_~p~0.offset)) (= (select |c_#memory_int| c_t_funThread1of2ForFork0_~p~0.base) (store ((as const (Array Int Int)) 0) t_funThread2of2ForFork0_~p~0.offset (+ |t_funThread2of2ForFork0_#t~post39| 1))))) is different from true [2021-11-07 04:57:34,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2021-11-07 04:57:35,187 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-07 04:57:35,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [598534707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:57:35,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:57:35,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [42] total 53 [2021-11-07 04:57:35,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100025931] [2021-11-07 04:57:35,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-07 04:57:35,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:57:35,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-07 04:57:35,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=2402, Unknown=1, NotChecked=100, Total=2756 [2021-11-07 04:57:35,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:35,190 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:57:35,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.142857142857143) internal successors, (100), 14 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:57:35,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:57:35,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:57:35,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:57:35,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:22,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:22,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:22,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:22,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:22,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:22,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:22,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-11-07 04:58:22,639 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:58:22,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:22,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1229366334, now seen corresponding path program 1 times [2021-11-07 04:58:22,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:22,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606983942] [2021-11-07 04:58:22,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:22,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:23,205 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-07 04:58:23,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:23,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606983942] [2021-11-07 04:58:23,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606983942] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:58:23,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:58:23,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-11-07 04:58:23,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767506598] [2021-11-07 04:58:23,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 04:58:23,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:23,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 04:58:23,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-11-07 04:58:23,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:23,208 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:23,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.411764705882353) internal successors, (109), 17 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:23,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:23,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:23,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:23,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:23,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:24,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:24,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:24,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:24,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:24,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:24,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-07 04:58:24,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:24,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-07 04:58:24,686 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:58:24,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:24,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1580487412, now seen corresponding path program 2 times [2021-11-07 04:58:24,687 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:24,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610124529] [2021-11-07 04:58:24,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:24,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2021-11-07 04:58:25,309 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:25,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610124529] [2021-11-07 04:58:25,310 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610124529] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:25,310 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341270377] [2021-11-07 04:58:25,310 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:58:25,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:25,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:25,318 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:25,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2021-11-07 04:58:26,508 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:58:26,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:26,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-07 04:58:26,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:26,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 04:58:26,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-07 04:58:27,042 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-07 04:58:27,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-07 04:58:27,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:58:27,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:58:27,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 22 [2021-11-07 04:58:27,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-07 04:58:27,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 17 [2021-11-07 04:58:27,971 INFO L354 Elim1Store]: treesize reduction 30, result has 14.3 percent of original size [2021-11-07 04:58:27,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 39 [2021-11-07 04:58:27,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2021-11-07 04:58:28,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2021-11-07 04:58:28,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-11-07 04:58:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2021-11-07 04:58:28,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341270377] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:28,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:28,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 27 [2021-11-07 04:58:28,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792794059] [2021-11-07 04:58:28,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-11-07 04:58:28,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:28,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-11-07 04:58:28,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=619, Unknown=0, NotChecked=0, Total=702 [2021-11-07 04:58:28,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:28,182 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:28,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.333333333333333) internal successors, (144), 27 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:28,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:28,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:28,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:28,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:28,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:28,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:28,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-07 04:58:28,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:28,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:29,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:29,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:29,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:29,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:29,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:29,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:29,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-07 04:58:29,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:29,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:29,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:29,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:29,728 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:58:29,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:29,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1453958771, now seen corresponding path program 2 times [2021-11-07 04:58:29,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:29,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875847992] [2021-11-07 04:58:29,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:29,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:30,601 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-11-07 04:58:30,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:30,601 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875847992] [2021-11-07 04:58:30,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875847992] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:58:30,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:58:30,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-11-07 04:58:30,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506907305] [2021-11-07 04:58:30,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-07 04:58:30,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:30,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-07 04:58:30,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-11-07 04:58:30,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:30,603 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:30,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.555555555555555) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:30,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:36,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-07 04:58:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-07 04:58:36,679 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 04:58:36,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-07 04:58:36,681 INFO L731 BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 2, 2, 1, 1, 1] [2021-11-07 04:58:36,681 INFO L308 ceAbstractionStarter]: Result for error location t_funThread1of2ForFork0 was SAFE (1/3) [2021-11-07 04:58:36,682 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:58:36,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:36,685 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:58:36,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Waiting until timeout for monitored process [2021-11-07 04:58:36,686 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-07 04:58:36,687 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=PARTIAL_ORDER_FA, 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 [2021-11-07 04:58:36,687 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 04:58:36,693 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:36,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:36,693 INFO L85 PathProgramCache]: Analyzing trace with hash -275871779, now seen corresponding path program 1 times [2021-11-07 04:58:36,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:36,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106107732] [2021-11-07 04:58:36,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:36,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:36,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:58:36,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:36,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106107732] [2021-11-07 04:58:36,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106107732] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:58:36,726 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:58:36,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:58:36,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982702170] [2021-11-07 04:58:36,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:58:36,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:36,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:58:36,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:58:36,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,728 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:36,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:36,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-07 04:58:36,730 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:36,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:36,731 INFO L85 PathProgramCache]: Analyzing trace with hash -688883321, now seen corresponding path program 1 times [2021-11-07 04:58:36,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:36,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805655931] [2021-11-07 04:58:36,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:36,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:58:36,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:36,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805655931] [2021-11-07 04:58:36,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805655931] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:58:36,766 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:58:36,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:58:36,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975302279] [2021-11-07 04:58:36,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:58:36,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:36,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:58:36,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:58:36,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,768 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:36,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:36,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:36,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-07 04:58:36,779 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:36,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:36,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1556255311, now seen corresponding path program 1 times [2021-11-07 04:58:36,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:36,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039605840] [2021-11-07 04:58:36,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:36,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:58:36,825 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:36,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039605840] [2021-11-07 04:58:36,826 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039605840] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:36,826 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019464270] [2021-11-07 04:58:36,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:36,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:36,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:36,834 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:36,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2021-11-07 04:58:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:37,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:58:37,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:37,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:58:37,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019464270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:58:37,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:58:37,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-07 04:58:37,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541661534] [2021-11-07 04:58:37,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:58:37,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:37,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:58:37,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 04:58:37,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:37,907 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:37,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:37,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:37,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:37,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:38,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:38,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:38,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:38,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:38,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:38,511 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:38,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:38,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1069565380, now seen corresponding path program 1 times [2021-11-07 04:58:38,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:38,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763605318] [2021-11-07 04:58:38,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:38,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:38,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:58:38,561 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:38,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763605318] [2021-11-07 04:58:38,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763605318] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:38,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554509081] [2021-11-07 04:58:38,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:38,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:38,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:38,578 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:38,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2021-11-07 04:58:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:39,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:58:39,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:58:39,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554509081] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:39,661 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:39,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:58:39,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463581511] [2021-11-07 04:58:39,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:58:39,662 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:39,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:58:39,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:58:39,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:39,663 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:39,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:39,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:39,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:39,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:39,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:39,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:39,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-11-07 04:58:39,909 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:39,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:39,909 INFO L85 PathProgramCache]: Analyzing trace with hash -614778790, now seen corresponding path program 2 times [2021-11-07 04:58:39,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:39,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614064618] [2021-11-07 04:58:39,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:39,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:58:39,948 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:39,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614064618] [2021-11-07 04:58:39,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614064618] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:39,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1518434368] [2021-11-07 04:58:39,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:58:39,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:39,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:39,956 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:39,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-11-07 04:58:41,018 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:58:41,018 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:41,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:58:41,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:58:41,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1518434368] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:41,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:41,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:58:41,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245310820] [2021-11-07 04:58:41,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:58:41,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:41,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:58:41,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:58:41,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:41,154 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:41,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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) [2021-11-07 04:58:41,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:41,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:41,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:41,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:41,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:50,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:50,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:50,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:50,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:50,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:50,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:50,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-11-07 04:58:50,266 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:50,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:50,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1598384012, now seen corresponding path program 1 times [2021-11-07 04:58:50,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:50,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997619784] [2021-11-07 04:58:50,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:50,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:58:50,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:50,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997619784] [2021-11-07 04:58:50,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997619784] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:50,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1550965598] [2021-11-07 04:58:50,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:50,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:50,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:50,334 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:50,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2021-11-07 04:58:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:51,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:58:51,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:58:51,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1550965598] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:51,607 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:51,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-07 04:58:51,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108862779] [2021-11-07 04:58:51,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 04:58:51,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:51,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 04:58:51,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-07 04:58:51,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:51,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:51,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 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) [2021-11-07 04:58:51,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:51,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:51,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:51,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:51,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:51,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:51,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:51,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:51,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2021-11-07 04:58:51,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:51,866 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:51,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:51,866 INFO L85 PathProgramCache]: Analyzing trace with hash -341821898, now seen corresponding path program 2 times [2021-11-07 04:58:51,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:51,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261128957] [2021-11-07 04:58:51,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:51,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:52,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:58:52,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:52,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261128957] [2021-11-07 04:58:52,106 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261128957] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:52,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808710460] [2021-11-07 04:58:52,106 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:58:52,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:52,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:52,110 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:52,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2021-11-07 04:58:53,108 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:58:53,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:53,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:58:53,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:58:53,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808710460] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:53,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:53,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-07 04:58:53,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211418495] [2021-11-07 04:58:53,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 04:58:53,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:53,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 04:58:53,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 04:58:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:53,269 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:53,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 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) [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:53,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:53,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:53,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:53,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:53,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2021-11-07 04:58:53,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:53,546 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:53,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:53,546 INFO L85 PathProgramCache]: Analyzing trace with hash -1343356468, now seen corresponding path program 3 times [2021-11-07 04:58:53,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:53,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513081682] [2021-11-07 04:58:53,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:53,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:58:53,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:53,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513081682] [2021-11-07 04:58:53,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513081682] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:53,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147109523] [2021-11-07 04:58:53,633 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:58:53,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:53,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:53,634 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:53,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2021-11-07 04:58:54,721 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 04:58:54,721 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:54,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:58:54,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-07 04:58:54,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147109523] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:54,917 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:54,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-11-07 04:58:54,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136267381] [2021-11-07 04:58:54,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-07 04:58:54,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:54,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-07 04:58:54,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-11-07 04:58:54,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:54,918 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:54,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:54,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:54,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:54,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:58:55,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2021-11-07 04:58:55,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-11-07 04:58:55,286 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:55,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:55,286 INFO L85 PathProgramCache]: Analyzing trace with hash 659213472, now seen corresponding path program 1 times [2021-11-07 04:58:55,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:55,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610046090] [2021-11-07 04:58:55,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:58:55,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:55,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610046090] [2021-11-07 04:58:55,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610046090] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:55,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1749891089] [2021-11-07 04:58:55,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:55,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:55,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:55,394 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:55,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2021-11-07 04:58:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:56,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 04:58:56,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:58:56,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1749891089] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:56,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:56,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15 [2021-11-07 04:58:56,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545894792] [2021-11-07 04:58:56,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 04:58:56,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:56,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 04:58:56,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-11-07 04:58:56,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:56,630 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:56,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:58:56,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:56,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:58:56,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:58:56,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:56,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:56,942 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:56,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:56,942 INFO L85 PathProgramCache]: Analyzing trace with hash -323587126, now seen corresponding path program 2 times [2021-11-07 04:58:56,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:56,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795588655] [2021-11-07 04:58:56,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:56,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:58:57,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:57,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795588655] [2021-11-07 04:58:57,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795588655] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:57,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165145636] [2021-11-07 04:58:57,076 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:58:57,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:57,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:57,078 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:57,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-11-07 04:58:58,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:58:58,215 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:58,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-07 04:58:58,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:58,427 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:58:58,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165145636] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:58,428 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:58:58,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17 [2021-11-07 04:58:58,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242635594] [2021-11-07 04:58:58,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-07 04:58:58,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:58,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-07 04:58:58,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2021-11-07 04:58:58,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:58,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 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) [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:58:58,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:58,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:58:58,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:58:58,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:58:58,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:58,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-11-07 04:58:58,769 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:58:58,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:58,770 INFO L85 PathProgramCache]: Analyzing trace with hash 321304288, now seen corresponding path program 3 times [2021-11-07 04:58:58,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:58,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618422934] [2021-11-07 04:58:58,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:58,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:58:58,912 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:58:58,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:58,912 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618422934] [2021-11-07 04:58:58,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618422934] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:58,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361775633] [2021-11-07 04:58:58,913 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:58:58,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:58,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:58,913 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:58,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-11-07 04:59:00,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-07 04:59:00,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:00,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-07 04:59:00,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:00,226 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:59:00,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361775633] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:00,226 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:00,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19 [2021-11-07 04:59:00,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334072260] [2021-11-07 04:59:00,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-07 04:59:00,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:00,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-07 04:59:00,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-07 04:59:00,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:00,229 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:00,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.2105263157894735) internal successors, (80), 19 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:00,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:00,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:00,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:00,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:00,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:00,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:00,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:00,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:59:00,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2021-11-07 04:59:00,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-11-07 04:59:00,623 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:00,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:00,624 INFO L85 PathProgramCache]: Analyzing trace with hash -319622774, now seen corresponding path program 4 times [2021-11-07 04:59:00,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:00,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17301060] [2021-11-07 04:59:00,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:00,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:00,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:00,813 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:59:00,813 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:00,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17301060] [2021-11-07 04:59:00,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17301060] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:00,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831284852] [2021-11-07 04:59:00,813 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 04:59:00,814 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:00,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:00,815 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:00,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-11-07 04:59:01,941 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 04:59:01,941 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:01,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-07 04:59:01,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:59:02,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831284852] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:02,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:02,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21 [2021-11-07 04:59:02,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560553451] [2021-11-07 04:59:02,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-07 04:59:02,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:02,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-07 04:59:02,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-11-07 04:59:02,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:02,166 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:02,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.0476190476190474) internal successors, (85), 21 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:59:02,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:02,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:02,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:02,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:02,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:59:02,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:59:02,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2021-11-07 04:59:02,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:02,620 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:02,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:02,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1842532640, now seen corresponding path program 5 times [2021-11-07 04:59:02,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:02,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487186434] [2021-11-07 04:59:02,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:02,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:59:02,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:02,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487186434] [2021-11-07 04:59:02,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487186434] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:02,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1630309670] [2021-11-07 04:59:02,877 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 04:59:02,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:02,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:02,882 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:02,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-07 04:59:04,215 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-11-07 04:59:04,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:04,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-07 04:59:04,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-07 04:59:04,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1630309670] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:04,448 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:04,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 23 [2021-11-07 04:59:04,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421068884] [2021-11-07 04:59:04,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-07 04:59:04,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:04,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-07 04:59:04,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-07 04:59:04,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:04,449 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:04,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 3.9130434782608696) internal successors, (90), 23 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:04,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:59:04,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-07 04:59:04,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-07 04:59:04,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-07 04:59:04,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-07 04:59:04,973 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:04,973 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:04,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:04,974 INFO L85 PathProgramCache]: Analyzing trace with hash 687685450, now seen corresponding path program 6 times [2021-11-07 04:59:04,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:04,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467510964] [2021-11-07 04:59:04,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:04,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:59:04,998 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 04:59:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 04:59:05,055 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 04:59:05,055 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 04:59:05,055 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-07 04:59:05,055 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 04:59:05,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-07 04:59:05,058 INFO L731 BasicCegarLoop]: Path program histogram: [6, 3, 2, 1, 1, 1] [2021-11-07 04:59:05,059 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN (2/3) [2021-11-07 04:59:05,059 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-07 04:59:05,059 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-07 04:59:05,077 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,077 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,077 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,077 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,077 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,078 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,079 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,080 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,081 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,082 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,083 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,084 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,085 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,086 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,087 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,088 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,089 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,090 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,091 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,092 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,093 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,094 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,095 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,096 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,098 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,098 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,098 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,099 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,100 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,101 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,102 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,103 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,104 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,105 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,106 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,107 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,108 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,109 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,110 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,111 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,112 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,113 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,114 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,115 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,116 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,117 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,118 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,121 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,125 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,128 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,129 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,131 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,133 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,137 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,139 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,140 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,140 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,140 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,142 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,143 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,145 WARN L322 ript$VariableManager]: TermVariabe t_funThread2of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,147 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,147 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,147 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,150 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,150 WARN L322 ript$VariableManager]: TermVariabe t_funThread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:59:05,154 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-07 04:59:05,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:59:05,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:05,158 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:59:05,167 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-07 04:59:05,167 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=PARTIAL_ORDER_FA, 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 [2021-11-07 04:59:05,167 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-07 04:59:05,172 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:05,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:05,173 INFO L85 PathProgramCache]: Analyzing trace with hash 833047589, now seen corresponding path program 1 times [2021-11-07 04:59:05,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:05,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074860142] [2021-11-07 04:59:05,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:05,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:05,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Waiting until timeout for monitored process [2021-11-07 04:59:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:59:05,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:05,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074860142] [2021-11-07 04:59:05,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074860142] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:59:05,199 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:59:05,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:59:05,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683761830] [2021-11-07 04:59:05,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:59:05,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:05,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:59:05,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:59:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,201 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:05,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:05,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-11-07 04:59:05,203 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:05,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:05,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1563645575, now seen corresponding path program 1 times [2021-11-07 04:59:05,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:05,204 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257329065] [2021-11-07 04:59:05,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:05,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:59:05,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:05,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257329065] [2021-11-07 04:59:05,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257329065] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:59:05,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:59:05,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:59:05,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096897878] [2021-11-07 04:59:05,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:59:05,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:05,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:59:05,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:59:05,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,233 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:05,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:05,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:05,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:05,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-11-07 04:59:05,244 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:05,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:05,244 INFO L85 PathProgramCache]: Analyzing trace with hash -404430855, now seen corresponding path program 1 times [2021-11-07 04:59:05,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:05,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423887243] [2021-11-07 04:59:05,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:05,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:05,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 04:59:05,279 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:05,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423887243] [2021-11-07 04:59:05,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423887243] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:05,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417135041] [2021-11-07 04:59:05,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:05,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:05,282 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:05,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2021-11-07 04:59:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:06,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 04:59:06,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:06,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:59:06,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417135041] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:59:06,537 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:59:06,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-07 04:59:06,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828631413] [2021-11-07 04:59:06,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:59:06,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:06,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:59:06,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 04:59:06,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:06,538 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:06,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:06,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:06,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:06,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:06,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:06,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:06,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:07,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2021-11-07 04:59:07,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:07,192 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:07,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:07,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1574212263, now seen corresponding path program 1 times [2021-11-07 04:59:07,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:07,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352903549] [2021-11-07 04:59:07,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:07,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:07,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:59:07,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:07,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352903549] [2021-11-07 04:59:07,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352903549] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:07,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133810631] [2021-11-07 04:59:07,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:07,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:07,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:07,231 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:07,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2021-11-07 04:59:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:08,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:59:08,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:08,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 04:59:08,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133810631] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:08,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:08,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:59:08,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069500162] [2021-11-07 04:59:08,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:59:08,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:08,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:59:08,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:59:08,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:08,506 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:08,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:08,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:08,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:08,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:08,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:08,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:08,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2021-11-07 04:59:08,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:08,742 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:08,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:08,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2108995317, now seen corresponding path program 2 times [2021-11-07 04:59:08,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:08,743 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525280984] [2021-11-07 04:59:08,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:08,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:59:08,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:08,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525280984] [2021-11-07 04:59:08,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525280984] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:08,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1293028818] [2021-11-07 04:59:08,779 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:59:08,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:08,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:08,780 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:08,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2021-11-07 04:59:10,135 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:59:10,135 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:10,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:59:10,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:59:10,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1293028818] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:10,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:10,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-11-07 04:59:10,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062924150] [2021-11-07 04:59:10,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:59:10,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:10,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:59:10,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:59:10,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:10,262 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:10,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 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) [2021-11-07 04:59:10,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:10,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:10,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:10,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:10,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:19,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:19,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:19,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2021-11-07 04:59:19,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-11-07 04:59:19,870 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:19,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:19,870 INFO L85 PathProgramCache]: Analyzing trace with hash -485313278, now seen corresponding path program 1 times [2021-11-07 04:59:19,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:19,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785224234] [2021-11-07 04:59:19,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:19,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:59:19,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:19,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785224234] [2021-11-07 04:59:19,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785224234] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:19,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511211359] [2021-11-07 04:59:19,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:19,929 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:19,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:19,930 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:19,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2021-11-07 04:59:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:21,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:59:21,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:21,268 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:59:21,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511211359] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:21,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:21,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-11-07 04:59:21,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635084911] [2021-11-07 04:59:21,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 04:59:21,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:21,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 04:59:21,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-07 04:59:21,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:21,269 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:21,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.555555555555555) internal successors, (68), 9 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) [2021-11-07 04:59:21,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:21,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:21,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:21,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:21,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:21,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:21,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:21,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2021-11-07 04:59:21,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:21,524 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:21,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:21,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1154984692, now seen corresponding path program 2 times [2021-11-07 04:59:21,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:21,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940347435] [2021-11-07 04:59:21,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:21,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:21,600 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:59:21,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:21,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940347435] [2021-11-07 04:59:21,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940347435] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:21,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [347527838] [2021-11-07 04:59:21,601 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:59:21,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:21,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:21,606 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:21,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2021-11-07 04:59:22,853 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:59:22,853 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:22,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:59:22,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:59:23,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [347527838] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:23,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:23,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-11-07 04:59:23,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930245796] [2021-11-07 04:59:23,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 04:59:23,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:23,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 04:59:23,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-11-07 04:59:23,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:23,030 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:23,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.636363636363637) internal successors, (73), 11 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) [2021-11-07 04:59:23,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:23,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:23,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:23,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:23,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:23,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:23,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:23,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:23,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2021-11-07 04:59:23,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-11-07 04:59:23,303 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-07 04:59:23,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:59:23,303 INFO L85 PathProgramCache]: Analyzing trace with hash 232299586, now seen corresponding path program 3 times [2021-11-07 04:59:23,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:59:23,303 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860901571] [2021-11-07 04:59:23,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:59:23,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:59:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:59:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-07 04:59:23,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:59:23,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860901571] [2021-11-07 04:59:23,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860901571] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:23,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173311582] [2021-11-07 04:59:23,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:59:23,391 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:59:23,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:59:23,406 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:59:23,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_501cf9fa-9546-4978-b3c8-bc63f9a02951/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2021-11-07 04:59:24,662 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-07 04:59:24,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:59:24,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:59:24,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:59:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-07 04:59:25,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1173311582] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:59:25,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-07 04:59:25,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-11-07 04:59:25,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848058786] [2021-11-07 04:59:25,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-07 04:59:25,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:59:25,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-07 04:59:25,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-11-07 04:59:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:25,030 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:59:25,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.875) internal successors, (110), 16 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:59:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.