./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 02:58:16,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 02:58:16,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 02:58:16,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 02:58:16,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 02:58:16,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 02:58:16,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 02:58:16,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 02:58:16,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 02:58:16,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 02:58:16,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 02:58:16,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 02:58:16,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 02:58:16,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 02:58:16,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 02:58:16,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 02:58:16,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 02:58:16,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 02:58:16,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 02:58:16,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 02:58:16,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 02:58:16,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 02:58:16,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 02:58:16,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 02:58:16,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 02:58:16,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 02:58:16,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 02:58:16,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 02:58:16,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 02:58:16,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 02:58:16,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 02:58:16,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 02:58:16,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 02:58:16,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 02:58:16,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 02:58:16,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 02:58:16,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 02:58:16,708 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 02:58:16,708 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 02:58:16,709 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 02:58:16,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 02:58:16,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 02:58:16,729 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 02:58:16,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 02:58:16,729 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 02:58:16,729 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 02:58:16,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 02:58:16,730 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 02:58:16,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 02:58:16,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 02:58:16,731 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 02:58:16,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 02:58:16,732 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 02:58:16,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 02:58:16,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 02:58:16,733 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 02:58:16,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 02:58:16,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 02:58:16,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 02:58:16,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 02:58:16,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:58:16,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 02:58:16,735 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 02:58:16,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 02:58:16,736 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 02:58:16,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df [2021-12-16 02:58:16,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 02:58:16,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 02:58:16,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 02:58:16,970 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 02:58:16,981 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 02:58:16,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-12-16 02:58:17,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436a6191/ff017910c1774d02b7a8af391f685377/FLAGa120c0adb [2021-12-16 02:58:17,502 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 02:58:17,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-12-16 02:58:17,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436a6191/ff017910c1774d02b7a8af391f685377/FLAGa120c0adb [2021-12-16 02:58:18,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b436a6191/ff017910c1774d02b7a8af391f685377 [2021-12-16 02:58:18,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 02:58:18,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 02:58:18,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 02:58:18,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 02:58:18,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 02:58:18,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4509e909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18, skipping insertion in model container [2021-12-16 02:58:18,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 02:58:18,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 02:58:18,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-12-16 02:58:18,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 02:58:18,439 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 02:58:18,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-12-16 02:58:18,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 02:58:18,519 INFO L208 MainTranslator]: Completed translation [2021-12-16 02:58:18,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18 WrapperNode [2021-12-16 02:58:18,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 02:58:18,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 02:58:18,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 02:58:18,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 02:58:18,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,563 INFO L137 Inliner]: procedures = 270, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2021-12-16 02:58:18,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 02:58:18,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 02:58:18,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 02:58:18,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 02:58:18,571 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 02:58:18,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 02:58:18,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 02:58:18,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 02:58:18,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (1/1) ... [2021-12-16 02:58:18,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:58:18,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:18,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-16 02:58:18,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-16 02:58:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 02:58:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-12-16 02:58:18,688 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-12-16 02:58:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 02:58:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 02:58:18,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 02:58:18,690 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-12-16 02:58:18,807 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 02:58:18,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 02:58:19,068 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 02:58:19,074 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 02:58:19,078 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-12-16 02:58:19,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 02:58:19 BoogieIcfgContainer [2021-12-16 02:58:19,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 02:58:19,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 02:58:19,082 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 02:58:19,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 02:58:19,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 02:58:18" (1/3) ... [2021-12-16 02:58:19,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e73ba81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 02:58:19, skipping insertion in model container [2021-12-16 02:58:19,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:58:18" (2/3) ... [2021-12-16 02:58:19,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e73ba81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 02:58:19, skipping insertion in model container [2021-12-16 02:58:19,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 02:58:19" (3/3) ... [2021-12-16 02:58:19,089 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_75-tricky_address2_racefree.i [2021-12-16 02:58:19,093 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-12-16 02:58:19,093 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 02:58:19,093 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-16 02:58:19,093 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-12-16 02:58:19,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,129 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,158 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,159 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,160 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,161 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,166 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,166 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,166 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,166 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,166 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,167 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,168 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,169 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:19,173 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-12-16 02:58:19,214 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 02:58:19,222 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=PETRI_NET, 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 [2021-12-16 02:58:19,222 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-12-16 02:58:19,236 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 197 transitions, 402 flow [2021-12-16 02:58:19,321 INFO L129 PetriNetUnfolder]: 45/269 cut-off events. [2021-12-16 02:58:19,321 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-12-16 02:58:19,327 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 269 events. 45/269 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 860 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 147. Up to 8 conditions per place. [2021-12-16 02:58:19,327 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 197 transitions, 402 flow [2021-12-16 02:58:19,336 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 192 transitions, 389 flow [2021-12-16 02:58:19,364 INFO L129 PetriNetUnfolder]: 12/127 cut-off events. [2021-12-16 02:58:19,364 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-12-16 02:58:19,364 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:19,365 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:19,365 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:19,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:19,371 INFO L85 PathProgramCache]: Analyzing trace with hash -706001553, now seen corresponding path program 1 times [2021-12-16 02:58:19,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:19,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131661499] [2021-12-16 02:58:19,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:19,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:19,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:19,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131661499] [2021-12-16 02:58:19,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131661499] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:19,557 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:19,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 02:58:19,558 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799469164] [2021-12-16 02:58:19,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:19,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 02:58:19,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:19,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 02:58:19,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 02:58:19,596 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 197 [2021-12-16 02:58:19,600 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 192 transitions, 389 flow. Second operand has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,600 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:19,600 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 197 [2021-12-16 02:58:19,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:19,642 INFO L129 PetriNetUnfolder]: 4/221 cut-off events. [2021-12-16 02:58:19,643 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-16 02:58:19,646 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 221 events. 4/221 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 641 event pairs, 0 based on Foata normal form. 40/248 useless extension candidates. Maximal degree in co-relation 122. Up to 4 conditions per place. [2021-12-16 02:58:19,647 INFO L132 encePairwiseOnDemand]: 170/197 looper letters, 1 selfloop transitions, 0 changer transitions 1/163 dead transitions. [2021-12-16 02:58:19,648 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 163 transitions, 333 flow [2021-12-16 02:58:19,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 02:58:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-16 02:58:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 360 transitions. [2021-12-16 02:58:19,662 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9137055837563451 [2021-12-16 02:58:19,662 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 360 transitions. [2021-12-16 02:58:19,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 360 transitions. [2021-12-16 02:58:19,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:19,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 360 transitions. [2021-12-16 02:58:19,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 180.0) internal successors, (360), 2 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,681 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,682 INFO L186 Difference]: Start difference. First operand has 165 places, 192 transitions, 389 flow. Second operand 2 states and 360 transitions. [2021-12-16 02:58:19,683 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 163 transitions, 333 flow [2021-12-16 02:58:19,686 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 163 transitions, 333 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:58:19,689 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 329 flow [2021-12-16 02:58:19,691 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=329, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2021-12-16 02:58:19,693 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, -1 predicate places. [2021-12-16 02:58:19,693 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 329 flow [2021-12-16 02:58:19,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,697 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:19,698 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:19,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 02:58:19,698 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:19,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:19,699 INFO L85 PathProgramCache]: Analyzing trace with hash -932142378, now seen corresponding path program 1 times [2021-12-16 02:58:19,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:19,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012596326] [2021-12-16 02:58:19,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:19,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:19,774 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:19,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:19,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012596326] [2021-12-16 02:58:19,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012596326] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:19,776 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:19,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:58:19,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800576238] [2021-12-16 02:58:19,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:19,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:58:19,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:19,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:58:19,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:58:19,781 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 197 [2021-12-16 02:58:19,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 329 flow. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:19,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 197 [2021-12-16 02:58:19,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:19,832 INFO L129 PetriNetUnfolder]: 4/224 cut-off events. [2021-12-16 02:58:19,832 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-16 02:58:19,833 INFO L84 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 224 events. 4/224 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 638 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 239. Up to 9 conditions per place. [2021-12-16 02:58:19,834 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 10 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2021-12-16 02:58:19,834 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 166 transitions, 361 flow [2021-12-16 02:58:19,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:58:19,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:58:19,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 490 transitions. [2021-12-16 02:58:19,837 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8291032148900169 [2021-12-16 02:58:19,838 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 490 transitions. [2021-12-16 02:58:19,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 490 transitions. [2021-12-16 02:58:19,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:19,838 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 490 transitions. [2021-12-16 02:58:19,839 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 163.33333333333334) internal successors, (490), 3 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,843 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,844 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 329 flow. Second operand 3 states and 490 transitions. [2021-12-16 02:58:19,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 166 transitions, 361 flow [2021-12-16 02:58:19,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 166 transitions, 361 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:58:19,854 INFO L242 Difference]: Finished difference. Result has 166 places, 163 transitions, 341 flow [2021-12-16 02:58:19,855 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=329, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=341, PETRI_PLACES=166, PETRI_TRANSITIONS=163} [2021-12-16 02:58:19,856 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 1 predicate places. [2021-12-16 02:58:19,856 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 163 transitions, 341 flow [2021-12-16 02:58:19,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:19,857 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:19,857 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:19,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 02:58:19,858 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:19,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:19,859 INFO L85 PathProgramCache]: Analyzing trace with hash -408777690, now seen corresponding path program 1 times [2021-12-16 02:58:19,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:19,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380329857] [2021-12-16 02:58:19,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:19,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:19,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:19,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380329857] [2021-12-16 02:58:19,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380329857] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:19,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [164648251] [2021-12-16 02:58:19,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:19,963 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:19,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:19,968 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:19,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 02:58:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:20,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-16 02:58:20,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:20,191 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:20,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:20,308 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:20,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [164648251] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:20,309 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:20,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-16 02:58:20,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507579290] [2021-12-16 02:58:20,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:20,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 02:58:20,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:20,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 02:58:20,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-16 02:58:20,313 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-16 02:58:20,315 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 163 transitions, 341 flow. Second operand has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:20,315 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:20,315 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-16 02:58:20,315 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:20,408 INFO L129 PetriNetUnfolder]: 4/231 cut-off events. [2021-12-16 02:58:20,408 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-12-16 02:58:20,409 INFO L84 FinitePrefix]: Finished finitePrefix Result has 266 conditions, 231 events. 4/231 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 2/222 useless extension candidates. Maximal degree in co-relation 260. Up to 6 conditions per place. [2021-12-16 02:58:20,410 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 11 selfloop transitions, 9 changer transitions 0/173 dead transitions. [2021-12-16 02:58:20,410 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 173 transitions, 403 flow [2021-12-16 02:58:20,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 02:58:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-16 02:58:20,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1444 transitions. [2021-12-16 02:58:20,413 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.81443880428652 [2021-12-16 02:58:20,413 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1444 transitions. [2021-12-16 02:58:20,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1444 transitions. [2021-12-16 02:58:20,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:20,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1444 transitions. [2021-12-16 02:58:20,418 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 160.44444444444446) internal successors, (1444), 9 states have internal predecessors, (1444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:20,421 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:20,421 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:20,421 INFO L186 Difference]: Start difference. First operand has 166 places, 163 transitions, 341 flow. Second operand 9 states and 1444 transitions. [2021-12-16 02:58:20,421 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 173 transitions, 403 flow [2021-12-16 02:58:20,423 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 173 transitions, 401 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:20,427 INFO L242 Difference]: Finished difference. Result has 176 places, 169 transitions, 389 flow [2021-12-16 02:58:20,427 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=389, PETRI_PLACES=176, PETRI_TRANSITIONS=169} [2021-12-16 02:58:20,429 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 11 predicate places. [2021-12-16 02:58:20,429 INFO L470 AbstractCegarLoop]: Abstraction has has 176 places, 169 transitions, 389 flow [2021-12-16 02:58:20,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:20,430 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:20,430 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:20,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:20,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:20,642 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:20,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:20,643 INFO L85 PathProgramCache]: Analyzing trace with hash 81295910, now seen corresponding path program 2 times [2021-12-16 02:58:20,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:20,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566597467] [2021-12-16 02:58:20,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:20,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:20,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:20,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566597467] [2021-12-16 02:58:20,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566597467] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:20,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639072342] [2021-12-16 02:58:20,768 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 02:58:20,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:20,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:20,769 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:20,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-16 02:58:20,837 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-16 02:58:20,838 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:58:20,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 02:58:20,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:20,971 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:21,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639072342] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:21,136 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:21,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-16 02:58:21,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950136298] [2021-12-16 02:58:21,137 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:21,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-16 02:58:21,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:21,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-16 02:58:21,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-16 02:58:21,142 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-16 02:58:21,146 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 169 transitions, 389 flow. Second operand has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:21,146 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:21,146 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-16 02:58:21,146 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:21,355 INFO L129 PetriNetUnfolder]: 4/251 cut-off events. [2021-12-16 02:58:21,355 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-12-16 02:58:21,355 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355 conditions, 251 events. 4/251 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 4/244 useless extension candidates. Maximal degree in co-relation 347. Up to 11 conditions per place. [2021-12-16 02:58:21,356 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 19 selfloop transitions, 21 changer transitions 0/193 dead transitions. [2021-12-16 02:58:21,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 193 transitions, 577 flow [2021-12-16 02:58:21,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-16 02:58:21,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-16 02:58:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3362 transitions. [2021-12-16 02:58:21,361 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8126661832245589 [2021-12-16 02:58:21,361 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3362 transitions. [2021-12-16 02:58:21,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3362 transitions. [2021-12-16 02:58:21,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:21,363 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3362 transitions. [2021-12-16 02:58:21,368 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 160.0952380952381) internal successors, (3362), 21 states have internal predecessors, (3362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:21,373 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:21,374 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:21,374 INFO L186 Difference]: Start difference. First operand has 176 places, 169 transitions, 389 flow. Second operand 21 states and 3362 transitions. [2021-12-16 02:58:21,374 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 193 transitions, 577 flow [2021-12-16 02:58:21,376 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 193 transitions, 563 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:21,378 INFO L242 Difference]: Finished difference. Result has 200 places, 182 transitions, 513 flow [2021-12-16 02:58:21,379 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=383, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=513, PETRI_PLACES=200, PETRI_TRANSITIONS=182} [2021-12-16 02:58:21,379 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 35 predicate places. [2021-12-16 02:58:21,379 INFO L470 AbstractCegarLoop]: Abstraction has has 200 places, 182 transitions, 513 flow [2021-12-16 02:58:21,380 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:21,380 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:21,380 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:21,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:21,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-12-16 02:58:21,594 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:21,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:21,594 INFO L85 PathProgramCache]: Analyzing trace with hash 653252134, now seen corresponding path program 3 times [2021-12-16 02:58:21,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:21,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294696644] [2021-12-16 02:58:21,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:21,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:21,771 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:21,771 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:21,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294696644] [2021-12-16 02:58:21,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294696644] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:21,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601738789] [2021-12-16 02:58:21,772 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-16 02:58:21,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:21,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:21,773 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:21,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-16 02:58:21,871 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-12-16 02:58:21,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:58:21,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-16 02:58:21,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:22,027 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:22,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:22,222 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-16 02:58:22,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601738789] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:22,222 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:22,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-16 02:58:22,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114089108] [2021-12-16 02:58:22,223 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:22,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-16 02:58:22,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:22,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-16 02:58:22,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-16 02:58:22,228 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-12-16 02:58:22,232 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 182 transitions, 513 flow. Second operand has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:22,232 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:22,232 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-12-16 02:58:22,232 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:22,502 INFO L129 PetriNetUnfolder]: 4/266 cut-off events. [2021-12-16 02:58:22,503 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-12-16 02:58:22,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 266 events. 4/266 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 3/258 useless extension candidates. Maximal degree in co-relation 443. Up to 17 conditions per place. [2021-12-16 02:58:22,504 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 25 selfloop transitions, 30 changer transitions 0/208 dead transitions. [2021-12-16 02:58:22,504 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 208 transitions, 769 flow [2021-12-16 02:58:22,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-16 02:58:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-16 02:58:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 4798 transitions. [2021-12-16 02:58:22,514 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.811844331641286 [2021-12-16 02:58:22,514 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 4798 transitions. [2021-12-16 02:58:22,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 4798 transitions. [2021-12-16 02:58:22,516 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:22,517 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 4798 transitions. [2021-12-16 02:58:22,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 159.93333333333334) internal successors, (4798), 30 states have internal predecessors, (4798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:22,537 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:22,540 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:22,540 INFO L186 Difference]: Start difference. First operand has 200 places, 182 transitions, 513 flow. Second operand 30 states and 4798 transitions. [2021-12-16 02:58:22,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 229 places, 208 transitions, 769 flow [2021-12-16 02:58:22,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 208 transitions, 739 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-12-16 02:58:22,551 INFO L242 Difference]: Finished difference. Result has 227 places, 192 transitions, 641 flow [2021-12-16 02:58:22,551 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=641, PETRI_PLACES=227, PETRI_TRANSITIONS=192} [2021-12-16 02:58:22,553 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 62 predicate places. [2021-12-16 02:58:22,553 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 192 transitions, 641 flow [2021-12-16 02:58:22,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:22,554 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:22,554 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:22,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:22,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:22,775 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-12-16 02:58:22,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:22,776 INFO L85 PathProgramCache]: Analyzing trace with hash -2059256618, now seen corresponding path program 4 times [2021-12-16 02:58:22,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:22,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566098852] [2021-12-16 02:58:22,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:22,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 02:58:22,816 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 02:58:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 02:58:22,865 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 02:58:22,866 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-16 02:58:22,866 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2021-12-16 02:58:22,868 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-12-16 02:58:22,868 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2021-12-16 02:58:22,868 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-12-16 02:58:22,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-16 02:58:22,870 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2021-12-16 02:58:22,871 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-16 02:58:22,871 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-12-16 02:58:22,882 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,883 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,884 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,885 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,886 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,887 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,888 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,904 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,905 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,906 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,907 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,911 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,923 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,924 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,925 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,926 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,927 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,943 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:22,945 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-12-16 02:58:22,946 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 02:58:22,946 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=PETRI_NET, 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 [2021-12-16 02:58:22,946 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-12-16 02:58:22,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 269 transitions, 556 flow [2021-12-16 02:58:22,985 INFO L129 PetriNetUnfolder]: 75/438 cut-off events. [2021-12-16 02:58:22,986 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2021-12-16 02:58:22,989 INFO L84 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 438 events. 75/438 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1740 event pairs, 0 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 271. Up to 12 conditions per place. [2021-12-16 02:58:22,989 INFO L82 GeneralOperation]: Start removeDead. Operand has 229 places, 269 transitions, 556 flow [2021-12-16 02:58:22,992 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 229 places, 269 transitions, 556 flow [2021-12-16 02:58:22,998 INFO L129 PetriNetUnfolder]: 15/139 cut-off events. [2021-12-16 02:58:22,998 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-16 02:58:22,998 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:22,998 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:22,998 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:22,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:22,998 INFO L85 PathProgramCache]: Analyzing trace with hash -280318449, now seen corresponding path program 1 times [2021-12-16 02:58:22,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:22,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525953774] [2021-12-16 02:58:22,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:22,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:23,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:23,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525953774] [2021-12-16 02:58:23,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525953774] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:23,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:23,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-16 02:58:23,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865224357] [2021-12-16 02:58:23,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:23,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-16 02:58:23,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:23,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-16 02:58:23,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-16 02:58:23,012 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 269 [2021-12-16 02:58:23,012 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 269 transitions, 556 flow. Second operand has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,012 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:23,012 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 269 [2021-12-16 02:58:23,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:23,052 INFO L129 PetriNetUnfolder]: 9/367 cut-off events. [2021-12-16 02:58:23,052 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-12-16 02:58:23,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388 conditions, 367 events. 9/367 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1433 event pairs, 0 based on Foata normal form. 91/437 useless extension candidates. Maximal degree in co-relation 230. Up to 7 conditions per place. [2021-12-16 02:58:23,056 INFO L132 encePairwiseOnDemand]: 230/269 looper letters, 4 selfloop transitions, 0 changer transitions 1/227 dead transitions. [2021-12-16 02:58:23,057 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 227 transitions, 480 flow [2021-12-16 02:58:23,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-16 02:58:23,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-12-16 02:58:23,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 489 transitions. [2021-12-16 02:58:23,058 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9089219330855018 [2021-12-16 02:58:23,058 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 489 transitions. [2021-12-16 02:58:23,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 489 transitions. [2021-12-16 02:58:23,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:23,058 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 489 transitions. [2021-12-16 02:58:23,059 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 244.5) internal successors, (489), 2 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,060 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,060 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,060 INFO L186 Difference]: Start difference. First operand has 229 places, 269 transitions, 556 flow. Second operand 2 states and 489 transitions. [2021-12-16 02:58:23,060 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 227 transitions, 480 flow [2021-12-16 02:58:23,061 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 227 transitions, 480 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:58:23,063 INFO L242 Difference]: Finished difference. Result has 227 places, 226 transitions, 470 flow [2021-12-16 02:58:23,064 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=470, PETRI_PLACES=227, PETRI_TRANSITIONS=226} [2021-12-16 02:58:23,064 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, -2 predicate places. [2021-12-16 02:58:23,064 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 226 transitions, 470 flow [2021-12-16 02:58:23,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,064 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:23,064 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:23,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-16 02:58:23,065 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:23,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:23,065 INFO L85 PathProgramCache]: Analyzing trace with hash -2106119919, now seen corresponding path program 1 times [2021-12-16 02:58:23,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:23,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968152980] [2021-12-16 02:58:23,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:23,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:23,081 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:23,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968152980] [2021-12-16 02:58:23,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968152980] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:23,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:23,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:58:23,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358757530] [2021-12-16 02:58:23,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:23,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:58:23,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:23,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:58:23,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:58:23,083 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-12-16 02:58:23,084 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 226 transitions, 470 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,084 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:23,084 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-12-16 02:58:23,084 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:23,149 INFO L129 PetriNetUnfolder]: 9/370 cut-off events. [2021-12-16 02:58:23,149 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-12-16 02:58:23,152 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 370 events. 9/370 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1429 event pairs, 0 based on Foata normal form. 0/350 useless extension candidates. Maximal degree in co-relation 398. Up to 14 conditions per place. [2021-12-16 02:58:23,153 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/230 dead transitions. [2021-12-16 02:58:23,154 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 230 transitions, 508 flow [2021-12-16 02:58:23,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:58:23,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:58:23,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-12-16 02:58:23,155 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-12-16 02:58:23,155 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,156 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,156 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:23,156 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,158 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,158 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,158 INFO L186 Difference]: Start difference. First operand has 227 places, 226 transitions, 470 flow. Second operand 3 states and 664 transitions. [2021-12-16 02:58:23,158 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 230 transitions, 508 flow [2021-12-16 02:58:23,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 230 transitions, 508 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:58:23,162 INFO L242 Difference]: Finished difference. Result has 229 places, 227 transitions, 482 flow [2021-12-16 02:58:23,162 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=482, PETRI_PLACES=229, PETRI_TRANSITIONS=227} [2021-12-16 02:58:23,163 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 0 predicate places. [2021-12-16 02:58:23,163 INFO L470 AbstractCegarLoop]: Abstraction has has 229 places, 227 transitions, 482 flow [2021-12-16 02:58:23,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,163 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:23,163 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:23,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-16 02:58:23,164 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:23,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:23,164 INFO L85 PathProgramCache]: Analyzing trace with hash 178238190, now seen corresponding path program 1 times [2021-12-16 02:58:23,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:23,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499825126] [2021-12-16 02:58:23,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:23,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:23,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:23,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499825126] [2021-12-16 02:58:23,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499825126] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:23,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76412791] [2021-12-16 02:58:23,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:23,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:23,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:23,192 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:23,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-16 02:58:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-16 02:58:23,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:23,349 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 02:58:23,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76412791] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:23,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 02:58:23,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-16 02:58:23,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793160061] [2021-12-16 02:58:23,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:23,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:58:23,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:23,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:58:23,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-16 02:58:23,351 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-12-16 02:58:23,352 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 227 transitions, 482 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,352 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:23,352 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-12-16 02:58:23,352 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:23,392 INFO L129 PetriNetUnfolder]: 7/325 cut-off events. [2021-12-16 02:58:23,392 INFO L130 PetriNetUnfolder]: For 15/34 co-relation queries the response was YES. [2021-12-16 02:58:23,395 INFO L84 FinitePrefix]: Finished finitePrefix Result has 368 conditions, 325 events. 7/325 cut-off events. For 15/34 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1107 event pairs, 0 based on Foata normal form. 1/310 useless extension candidates. Maximal degree in co-relation 361. Up to 16 conditions per place. [2021-12-16 02:58:23,396 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/231 dead transitions. [2021-12-16 02:58:23,396 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 231 transitions, 520 flow [2021-12-16 02:58:23,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:58:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:58:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-12-16 02:58:23,397 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-12-16 02:58:23,398 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:23,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-12-16 02:58:23,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,400 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,400 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,400 INFO L186 Difference]: Start difference. First operand has 229 places, 227 transitions, 482 flow. Second operand 3 states and 664 transitions. [2021-12-16 02:58:23,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 231 transitions, 520 flow [2021-12-16 02:58:23,402 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 231 transitions, 518 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:23,404 INFO L242 Difference]: Finished difference. Result has 231 places, 228 transitions, 492 flow [2021-12-16 02:58:23,404 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=480, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=492, PETRI_PLACES=231, PETRI_TRANSITIONS=228} [2021-12-16 02:58:23,404 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 2 predicate places. [2021-12-16 02:58:23,404 INFO L470 AbstractCegarLoop]: Abstraction has has 231 places, 228 transitions, 492 flow [2021-12-16 02:58:23,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,405 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:23,405 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:23,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:23,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:23,620 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:23,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:23,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1515379677, now seen corresponding path program 1 times [2021-12-16 02:58:23,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:23,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087834045] [2021-12-16 02:58:23,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:23,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,651 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:23,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:23,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087834045] [2021-12-16 02:58:23,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087834045] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:23,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2090206466] [2021-12-16 02:58:23,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:23,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:23,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:23,664 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:23,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-16 02:58:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:23,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-16 02:58:23,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:23,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:23,906 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:23,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2090206466] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:23,906 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:23,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-16 02:58:23,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271257875] [2021-12-16 02:58:23,906 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:23,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 02:58:23,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:23,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 02:58:23,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-16 02:58:23,908 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-16 02:58:23,910 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 228 transitions, 492 flow. Second operand has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,910 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:23,910 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-16 02:58:23,910 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:23,982 INFO L129 PetriNetUnfolder]: 7/332 cut-off events. [2021-12-16 02:58:23,982 INFO L130 PetriNetUnfolder]: For 19/23 co-relation queries the response was YES. [2021-12-16 02:58:23,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 332 events. 7/332 cut-off events. For 19/23 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 2/320 useless extension candidates. Maximal degree in co-relation 379. Up to 11 conditions per place. [2021-12-16 02:58:23,985 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 14 selfloop transitions, 9 changer transitions 0/238 dead transitions. [2021-12-16 02:58:23,985 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 238 transitions, 560 flow [2021-12-16 02:58:23,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 02:58:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-16 02:58:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1960 transitions. [2021-12-16 02:58:23,988 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8095828170177612 [2021-12-16 02:58:23,988 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1960 transitions. [2021-12-16 02:58:23,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1960 transitions. [2021-12-16 02:58:23,989 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:23,989 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1960 transitions. [2021-12-16 02:58:23,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 217.77777777777777) internal successors, (1960), 9 states have internal predecessors, (1960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,995 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,995 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:23,995 INFO L186 Difference]: Start difference. First operand has 231 places, 228 transitions, 492 flow. Second operand 9 states and 1960 transitions. [2021-12-16 02:58:23,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 238 transitions, 560 flow [2021-12-16 02:58:23,997 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 238 transitions, 558 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:23,999 INFO L242 Difference]: Finished difference. Result has 241 places, 234 transitions, 540 flow [2021-12-16 02:58:23,999 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=540, PETRI_PLACES=241, PETRI_TRANSITIONS=234} [2021-12-16 02:58:23,999 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 12 predicate places. [2021-12-16 02:58:24,000 INFO L470 AbstractCegarLoop]: Abstraction has has 241 places, 234 transitions, 540 flow [2021-12-16 02:58:24,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,000 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:24,000 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:24,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:24,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-16 02:58:24,215 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:24,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:24,216 INFO L85 PathProgramCache]: Analyzing trace with hash -412502595, now seen corresponding path program 2 times [2021-12-16 02:58:24,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:24,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170935965] [2021-12-16 02:58:24,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:24,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:24,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:24,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170935965] [2021-12-16 02:58:24,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170935965] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:24,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019369782] [2021-12-16 02:58:24,278 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 02:58:24,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:24,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:24,279 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:24,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-16 02:58:24,346 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-16 02:58:24,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:58:24,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 02:58:24,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:24,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:24,561 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:24,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2019369782] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:24,561 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:24,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-12-16 02:58:24,561 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179392352] [2021-12-16 02:58:24,561 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:24,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-16 02:58:24,562 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:24,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-16 02:58:24,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-12-16 02:58:24,564 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-16 02:58:24,567 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 234 transitions, 540 flow. Second operand has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,567 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:24,567 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-16 02:58:24,567 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:24,750 INFO L129 PetriNetUnfolder]: 7/352 cut-off events. [2021-12-16 02:58:24,751 INFO L130 PetriNetUnfolder]: For 39/43 co-relation queries the response was YES. [2021-12-16 02:58:24,755 INFO L84 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 352 events. 7/352 cut-off events. For 39/43 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 4/342 useless extension candidates. Maximal degree in co-relation 466. Up to 11 conditions per place. [2021-12-16 02:58:24,757 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 22 selfloop transitions, 21 changer transitions 0/258 dead transitions. [2021-12-16 02:58:24,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 258 transitions, 734 flow [2021-12-16 02:58:24,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-16 02:58:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-12-16 02:58:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4562 transitions. [2021-12-16 02:58:24,764 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8075765622234023 [2021-12-16 02:58:24,764 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4562 transitions. [2021-12-16 02:58:24,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4562 transitions. [2021-12-16 02:58:24,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:24,766 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4562 transitions. [2021-12-16 02:58:24,773 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 217.23809523809524) internal successors, (4562), 21 states have internal predecessors, (4562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,782 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,784 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,784 INFO L186 Difference]: Start difference. First operand has 241 places, 234 transitions, 540 flow. Second operand 21 states and 4562 transitions. [2021-12-16 02:58:24,784 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 258 transitions, 734 flow [2021-12-16 02:58:24,786 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 258 transitions, 720 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:24,788 INFO L242 Difference]: Finished difference. Result has 265 places, 247 transitions, 664 flow [2021-12-16 02:58:24,789 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=664, PETRI_PLACES=265, PETRI_TRANSITIONS=247} [2021-12-16 02:58:24,789 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 36 predicate places. [2021-12-16 02:58:24,789 INFO L470 AbstractCegarLoop]: Abstraction has has 265 places, 247 transitions, 664 flow [2021-12-16 02:58:24,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:24,790 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:24,791 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:24,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-16 02:58:25,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:25,026 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:25,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:25,027 INFO L85 PathProgramCache]: Analyzing trace with hash -2002198147, now seen corresponding path program 3 times [2021-12-16 02:58:25,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:25,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752705610] [2021-12-16 02:58:25,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:25,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:25,180 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:25,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:25,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752705610] [2021-12-16 02:58:25,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752705610] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:25,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467499094] [2021-12-16 02:58:25,180 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-16 02:58:25,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:25,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:25,181 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:25,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-16 02:58:25,330 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-12-16 02:58:25,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:58:25,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-16 02:58:25,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:25,479 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:25,479 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:25,692 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-12-16 02:58:25,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467499094] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:25,692 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:25,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-16 02:58:25,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692413518] [2021-12-16 02:58:25,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:25,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-16 02:58:25,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:25,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-16 02:58:25,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-16 02:58:25,697 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-12-16 02:58:25,700 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 247 transitions, 664 flow. Second operand has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:25,700 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:25,700 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-12-16 02:58:25,700 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:26,004 INFO L129 PetriNetUnfolder]: 7/367 cut-off events. [2021-12-16 02:58:26,004 INFO L130 PetriNetUnfolder]: For 127/131 co-relation queries the response was YES. [2021-12-16 02:58:26,008 INFO L84 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 367 events. 7/367 cut-off events. For 127/131 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 3/356 useless extension candidates. Maximal degree in co-relation 562. Up to 17 conditions per place. [2021-12-16 02:58:26,009 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 28 selfloop transitions, 30 changer transitions 0/273 dead transitions. [2021-12-16 02:58:26,009 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 273 transitions, 926 flow [2021-12-16 02:58:26,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-16 02:58:26,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-16 02:58:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 6511 transitions. [2021-12-16 02:58:26,017 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8068153655514251 [2021-12-16 02:58:26,017 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 6511 transitions. [2021-12-16 02:58:26,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 6511 transitions. [2021-12-16 02:58:26,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:26,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 6511 transitions. [2021-12-16 02:58:26,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 217.03333333333333) internal successors, (6511), 30 states have internal predecessors, (6511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,040 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,042 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,043 INFO L186 Difference]: Start difference. First operand has 265 places, 247 transitions, 664 flow. Second operand 30 states and 6511 transitions. [2021-12-16 02:58:26,043 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 273 transitions, 926 flow [2021-12-16 02:58:26,045 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 273 transitions, 896 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-12-16 02:58:26,048 INFO L242 Difference]: Finished difference. Result has 292 places, 257 transitions, 792 flow [2021-12-16 02:58:26,048 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=792, PETRI_PLACES=292, PETRI_TRANSITIONS=257} [2021-12-16 02:58:26,049 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 63 predicate places. [2021-12-16 02:58:26,049 INFO L470 AbstractCegarLoop]: Abstraction has has 292 places, 257 transitions, 792 flow [2021-12-16 02:58:26,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,051 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:26,051 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:26,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:26,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:26,265 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-12-16 02:58:26,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:26,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1312549664, now seen corresponding path program 4 times [2021-12-16 02:58:26,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:26,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570233959] [2021-12-16 02:58:26,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:26,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 02:58:26,314 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 02:58:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 02:58:26,356 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 02:58:26,356 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-16 02:58:26,357 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2021-12-16 02:58:26,357 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-12-16 02:58:26,357 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2021-12-16 02:58:26,357 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-12-16 02:58:26,357 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-12-16 02:58:26,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-16 02:58:26,358 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-12-16 02:58:26,358 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-12-16 02:58:26,358 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-12-16 02:58:26,388 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,389 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,390 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,391 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,392 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,393 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,394 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,395 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,396 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,397 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,398 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,399 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,400 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,401 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-12-16 02:58:26,453 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-12-16 02:58:26,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 02:58:26,455 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=PETRI_NET, 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 [2021-12-16 02:58:26,455 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-12-16 02:58:26,457 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 289 places, 341 transitions, 712 flow [2021-12-16 02:58:26,539 INFO L129 PetriNetUnfolder]: 110/640 cut-off events. [2021-12-16 02:58:26,540 INFO L130 PetriNetUnfolder]: For 19/22 co-relation queries the response was YES. [2021-12-16 02:58:26,552 INFO L84 FinitePrefix]: Finished finitePrefix Result has 668 conditions, 640 events. 110/640 cut-off events. For 19/22 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2832 event pairs, 1 based on Foata normal form. 0/519 useless extension candidates. Maximal degree in co-relation 446. Up to 16 conditions per place. [2021-12-16 02:58:26,552 INFO L82 GeneralOperation]: Start removeDead. Operand has 289 places, 341 transitions, 712 flow [2021-12-16 02:58:26,563 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 289 places, 341 transitions, 712 flow [2021-12-16 02:58:26,568 INFO L129 PetriNetUnfolder]: 15/137 cut-off events. [2021-12-16 02:58:26,569 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-12-16 02:58:26,569 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:26,569 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:26,569 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:26,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:26,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1898214065, now seen corresponding path program 1 times [2021-12-16 02:58:26,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:26,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143566262] [2021-12-16 02:58:26,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:26,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:26,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:26,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:26,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143566262] [2021-12-16 02:58:26,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143566262] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:26,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:26,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-16 02:58:26,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25444628] [2021-12-16 02:58:26,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:26,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:58:26,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:26,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:58:26,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-16 02:58:26,596 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-12-16 02:58:26,597 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 341 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,597 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:26,597 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-12-16 02:58:26,597 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:26,704 INFO L129 PetriNetUnfolder]: 16/543 cut-off events. [2021-12-16 02:58:26,704 INFO L130 PetriNetUnfolder]: For 53/68 co-relation queries the response was YES. [2021-12-16 02:58:26,709 INFO L84 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 543 events. 16/543 cut-off events. For 53/68 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2452 event pairs, 1 based on Foata normal form. 208/720 useless extension candidates. Maximal degree in co-relation 396. Up to 23 conditions per place. [2021-12-16 02:58:26,711 INFO L132 encePairwiseOnDemand]: 287/341 looper letters, 15 selfloop transitions, 2 changer transitions 1/290 dead transitions. [2021-12-16 02:58:26,711 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 290 transitions, 644 flow [2021-12-16 02:58:26,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:58:26,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:58:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 889 transitions. [2021-12-16 02:58:26,713 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8690127077223851 [2021-12-16 02:58:26,713 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 889 transitions. [2021-12-16 02:58:26,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 889 transitions. [2021-12-16 02:58:26,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:26,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 889 transitions. [2021-12-16 02:58:26,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.3333333333333) internal successors, (889), 3 states have internal predecessors, (889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,717 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,717 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,717 INFO L186 Difference]: Start difference. First operand has 289 places, 341 transitions, 712 flow. Second operand 3 states and 889 transitions. [2021-12-16 02:58:26,717 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 290 transitions, 644 flow [2021-12-16 02:58:26,719 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 290 transitions, 644 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-12-16 02:58:26,721 INFO L242 Difference]: Finished difference. Result has 288 places, 286 transitions, 612 flow [2021-12-16 02:58:26,722 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=288, PETRI_TRANSITIONS=286} [2021-12-16 02:58:26,723 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, -1 predicate places. [2021-12-16 02:58:26,723 INFO L470 AbstractCegarLoop]: Abstraction has has 288 places, 286 transitions, 612 flow [2021-12-16 02:58:26,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,723 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:26,723 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:26,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-16 02:58:26,724 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:26,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:26,724 INFO L85 PathProgramCache]: Analyzing trace with hash -163255965, now seen corresponding path program 1 times [2021-12-16 02:58:26,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:26,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667030504] [2021-12-16 02:58:26,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:26,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:26,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:26,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667030504] [2021-12-16 02:58:26,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667030504] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:26,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [895917304] [2021-12-16 02:58:26,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:26,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:26,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:26,768 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:26,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-16 02:58:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:26,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-16 02:58:26,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:26,910 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-16 02:58:26,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [895917304] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:26,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-16 02:58:26,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-12-16 02:58:26,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527747807] [2021-12-16 02:58:26,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:26,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-16 02:58:26,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:26,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-16 02:58:26,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-16 02:58:26,912 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-12-16 02:58:26,913 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 288 places, 286 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:26,913 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:26,913 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-12-16 02:58:26,913 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:26,988 INFO L129 PetriNetUnfolder]: 14/497 cut-off events. [2021-12-16 02:58:26,988 INFO L130 PetriNetUnfolder]: For 62/152 co-relation queries the response was YES. [2021-12-16 02:58:26,995 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 497 events. 14/497 cut-off events. For 62/152 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2139 event pairs, 1 based on Foata normal form. 1/472 useless extension candidates. Maximal degree in co-relation 529. Up to 30 conditions per place. [2021-12-16 02:58:26,998 INFO L132 encePairwiseOnDemand]: 338/341 looper letters, 15 selfloop transitions, 2 changer transitions 0/290 dead transitions. [2021-12-16 02:58:26,998 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 290 transitions, 654 flow [2021-12-16 02:58:26,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-16 02:58:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-12-16 02:58:26,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 837 transitions. [2021-12-16 02:58:27,000 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-12-16 02:58:27,000 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 837 transitions. [2021-12-16 02:58:27,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 837 transitions. [2021-12-16 02:58:27,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:27,000 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 837 transitions. [2021-12-16 02:58:27,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,003 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,004 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,004 INFO L186 Difference]: Start difference. First operand has 288 places, 286 transitions, 612 flow. Second operand 3 states and 837 transitions. [2021-12-16 02:58:27,004 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 290 transitions, 654 flow [2021-12-16 02:58:27,006 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 290 transitions, 652 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:27,009 INFO L242 Difference]: Finished difference. Result has 289 places, 287 transitions, 622 flow [2021-12-16 02:58:27,010 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=289, PETRI_TRANSITIONS=287} [2021-12-16 02:58:27,010 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 0 predicate places. [2021-12-16 02:58:27,010 INFO L470 AbstractCegarLoop]: Abstraction has has 289 places, 287 transitions, 622 flow [2021-12-16 02:58:27,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,011 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:27,011 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:27,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:27,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-16 02:58:27,236 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:27,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:27,236 INFO L85 PathProgramCache]: Analyzing trace with hash -522046394, now seen corresponding path program 1 times [2021-12-16 02:58:27,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:27,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399687860] [2021-12-16 02:58:27,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:27,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:27,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:27,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399687860] [2021-12-16 02:58:27,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399687860] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:27,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [633461847] [2021-12-16 02:58:27,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:27,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:27,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:27,261 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:27,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-16 02:58:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:27,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-16 02:58:27,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:27,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:27,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:27,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [633461847] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:27,486 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:27,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-12-16 02:58:27,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972201861] [2021-12-16 02:58:27,486 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:27,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-16 02:58:27,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:27,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-16 02:58:27,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-12-16 02:58:27,488 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-12-16 02:58:27,489 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 287 transitions, 622 flow. Second operand has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,490 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:27,490 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-12-16 02:58:27,490 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:27,592 INFO L129 PetriNetUnfolder]: 14/504 cut-off events. [2021-12-16 02:58:27,592 INFO L130 PetriNetUnfolder]: For 54/69 co-relation queries the response was YES. [2021-12-16 02:58:27,599 INFO L84 FinitePrefix]: Finished finitePrefix Result has 583 conditions, 504 events. 14/504 cut-off events. For 54/69 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2128 event pairs, 1 based on Foata normal form. 2/483 useless extension candidates. Maximal degree in co-relation 511. Up to 20 conditions per place. [2021-12-16 02:58:27,600 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 16 selfloop transitions, 9 changer transitions 0/297 dead transitions. [2021-12-16 02:58:27,600 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 297 transitions, 694 flow [2021-12-16 02:58:27,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-16 02:58:27,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-12-16 02:58:27,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2475 transitions. [2021-12-16 02:58:27,602 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8064516129032258 [2021-12-16 02:58:27,602 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2475 transitions. [2021-12-16 02:58:27,603 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2475 transitions. [2021-12-16 02:58:27,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:27,603 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2475 transitions. [2021-12-16 02:58:27,605 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 275.0) internal successors, (2475), 9 states have internal predecessors, (2475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,608 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,609 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,609 INFO L186 Difference]: Start difference. First operand has 289 places, 287 transitions, 622 flow. Second operand 9 states and 2475 transitions. [2021-12-16 02:58:27,609 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 297 transitions, 694 flow [2021-12-16 02:58:27,610 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 297 transitions, 692 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:27,613 INFO L242 Difference]: Finished difference. Result has 299 places, 293 transitions, 670 flow [2021-12-16 02:58:27,613 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=670, PETRI_PLACES=299, PETRI_TRANSITIONS=293} [2021-12-16 02:58:27,613 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 10 predicate places. [2021-12-16 02:58:27,613 INFO L470 AbstractCegarLoop]: Abstraction has has 299 places, 293 transitions, 670 flow [2021-12-16 02:58:27,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:27,614 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:27,614 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:27,633 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:27,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-16 02:58:27,832 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:27,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:27,832 INFO L85 PathProgramCache]: Analyzing trace with hash -2078839546, now seen corresponding path program 2 times [2021-12-16 02:58:27,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:27,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456234453] [2021-12-16 02:58:27,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:27,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-16 02:58:27,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:27,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456234453] [2021-12-16 02:58:27,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456234453] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:27,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927903583] [2021-12-16 02:58:27,861 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 02:58:27,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:27,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:27,868 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:27,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-16 02:58:27,961 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-16 02:58:27,962 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-16 02:58:27,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-16 02:58:27,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:28,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-16 02:58:28,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927903583] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:28,234 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:28,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2021-12-16 02:58:28,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177061526] [2021-12-16 02:58:28,234 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:28,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-12-16 02:58:28,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:28,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-12-16 02:58:28,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2021-12-16 02:58:28,238 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 341 [2021-12-16 02:58:28,241 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 293 transitions, 670 flow. Second operand has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:28,242 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:28,242 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 341 [2021-12-16 02:58:28,242 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:28,557 INFO L129 PetriNetUnfolder]: 12/479 cut-off events. [2021-12-16 02:58:28,558 INFO L130 PetriNetUnfolder]: For 65/87 co-relation queries the response was YES. [2021-12-16 02:58:28,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 646 conditions, 479 events. 12/479 cut-off events. For 65/87 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 6/464 useless extension candidates. Maximal degree in co-relation 489. Up to 29 conditions per place. [2021-12-16 02:58:28,567 INFO L132 encePairwiseOnDemand]: 330/341 looper letters, 35 selfloop transitions, 26 changer transitions 0/325 dead transitions. [2021-12-16 02:58:28,567 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 325 transitions, 918 flow [2021-12-16 02:58:28,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-16 02:58:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-12-16 02:58:28,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 6691 transitions. [2021-12-16 02:58:28,576 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7848680351906159 [2021-12-16 02:58:28,576 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 6691 transitions. [2021-12-16 02:58:28,576 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 6691 transitions. [2021-12-16 02:58:28,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:28,578 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 6691 transitions. [2021-12-16 02:58:28,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 267.64) internal successors, (6691), 25 states have internal predecessors, (6691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:28,595 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:28,598 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:28,599 INFO L186 Difference]: Start difference. First operand has 299 places, 293 transitions, 670 flow. Second operand 25 states and 6691 transitions. [2021-12-16 02:58:28,599 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 325 transitions, 918 flow [2021-12-16 02:58:28,601 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 904 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-12-16 02:58:28,605 INFO L242 Difference]: Finished difference. Result has 330 places, 309 transitions, 828 flow [2021-12-16 02:58:28,606 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=828, PETRI_PLACES=330, PETRI_TRANSITIONS=309} [2021-12-16 02:58:28,606 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 41 predicate places. [2021-12-16 02:58:28,606 INFO L470 AbstractCegarLoop]: Abstraction has has 330 places, 309 transitions, 828 flow [2021-12-16 02:58:28,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:28,608 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:28,608 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:28,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:28,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-16 02:58:28,811 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:28,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:28,812 INFO L85 PathProgramCache]: Analyzing trace with hash -497132495, now seen corresponding path program 1 times [2021-12-16 02:58:28,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:28,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167395555] [2021-12-16 02:58:28,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:28,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:28,937 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:28,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:28,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167395555] [2021-12-16 02:58:28,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167395555] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-16 02:58:28,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136068600] [2021-12-16 02:58:28,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:28,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 02:58:28,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 02:58:28,938 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 02:58:28,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-16 02:58:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:29,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-16 02:58:29,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-16 02:58:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:29,190 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-16 02:58:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 02:58:29,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136068600] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-16 02:58:29,420 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-16 02:58:29,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-12-16 02:58:29,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908834979] [2021-12-16 02:58:29,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-16 02:58:29,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-12-16 02:58:29,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:29,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-12-16 02:58:29,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-12-16 02:58:29,428 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-12-16 02:58:29,433 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 309 transitions, 828 flow. Second operand has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:29,433 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:29,433 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-12-16 02:58:29,433 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-12-16 02:58:29,771 INFO L129 PetriNetUnfolder]: 12/494 cut-off events. [2021-12-16 02:58:29,772 INFO L130 PetriNetUnfolder]: For 169/173 co-relation queries the response was YES. [2021-12-16 02:58:29,780 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 494 events. 12/494 cut-off events. For 169/173 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 3/476 useless extension candidates. Maximal degree in co-relation 525. Up to 20 conditions per place. [2021-12-16 02:58:29,782 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 30 selfloop transitions, 30 changer transitions 0/335 dead transitions. [2021-12-16 02:58:29,782 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 335 transitions, 1094 flow [2021-12-16 02:58:29,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-12-16 02:58:29,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-12-16 02:58:29,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 8223 transitions. [2021-12-16 02:58:29,790 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8038123167155425 [2021-12-16 02:58:29,791 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 8223 transitions. [2021-12-16 02:58:29,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 8223 transitions. [2021-12-16 02:58:29,794 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-16 02:58:29,794 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 8223 transitions. [2021-12-16 02:58:29,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 274.1) internal successors, (8223), 30 states have internal predecessors, (8223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:29,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:29,821 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:29,821 INFO L186 Difference]: Start difference. First operand has 330 places, 309 transitions, 828 flow. Second operand 30 states and 8223 transitions. [2021-12-16 02:58:29,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 335 transitions, 1094 flow [2021-12-16 02:58:29,825 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 335 transitions, 1060 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-12-16 02:58:29,830 INFO L242 Difference]: Finished difference. Result has 356 places, 319 transitions, 952 flow [2021-12-16 02:58:29,830 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=800, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=952, PETRI_PLACES=356, PETRI_TRANSITIONS=319} [2021-12-16 02:58:29,831 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 67 predicate places. [2021-12-16 02:58:29,831 INFO L470 AbstractCegarLoop]: Abstraction has has 356 places, 319 transitions, 952 flow [2021-12-16 02:58:29,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:29,833 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-12-16 02:58:29,833 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 02:58:29,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-16 02:58:30,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-16 02:58:30,055 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-12-16 02:58:30,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 02:58:30,056 INFO L85 PathProgramCache]: Analyzing trace with hash 28146467, now seen corresponding path program 2 times [2021-12-16 02:58:30,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 02:58:30,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313059724] [2021-12-16 02:58:30,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 02:58:30,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 02:58:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 02:58:30,284 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-16 02:58:30,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 02:58:30,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313059724] [2021-12-16 02:58:30,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313059724] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 02:58:30,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 02:58:30,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-16 02:58:30,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584356040] [2021-12-16 02:58:30,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 02:58:30,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-16 02:58:30,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 02:58:30,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-16 02:58:30,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-12-16 02:58:30,286 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 201 out of 341 [2021-12-16 02:58:30,288 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 319 transitions, 952 flow. Second operand has 13 states, 13 states have (on average 203.23076923076923) internal successors, (2642), 13 states have internal predecessors, (2642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 02:58:30,288 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-12-16 02:58:30,288 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 201 of 341 [2021-12-16 02:58:30,288 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand