./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80e5c54bf4a47cf46d4d57e3775ce17febd4024a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:06:11,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:06:11,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:06:11,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:06:11,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:06:11,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:06:11,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:06:11,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:06:11,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:06:11,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:06:11,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:06:11,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:06:11,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:06:11,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:06:11,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:06:11,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:06:11,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:06:11,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:06:11,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:06:11,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:06:11,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:06:11,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:06:11,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:06:11,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:06:11,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:06:11,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:06:11,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:06:11,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:06:11,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:06:11,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:06:11,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:06:11,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:06:11,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:06:11,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:06:11,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:06:11,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:06:11,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:06:11,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:06:11,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:06:11,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:06:11,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:06:11,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:06:11,884 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:06:11,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:06:11,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:06:11,887 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:06:11,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:06:11,887 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:06:11,887 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:06:11,888 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:06:11,894 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:06:11,895 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:06:11,896 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:06:11,896 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:06:11,897 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:06:11,897 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:06:11,897 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:06:11,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:06:11,898 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:06:11,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:06:11,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:06:11,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:06:11,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:06:11,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:06:11,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:06:11,900 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:06:11,900 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:06:11,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:06:11,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:06:11,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:06:11,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:06:11,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:06:11,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:06:11,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:06:11,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:06:11,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:06:11,904 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:06:11,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:06:11,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:06:11,905 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:06:11,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:06:11,905 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80e5c54bf4a47cf46d4d57e3775ce17febd4024a [2021-10-13 07:06:12,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:06:12,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:06:12,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:06:12,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:06:12,242 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:06:12,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2021-10-13 07:06:12,325 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/data/f4beb073c/ab770f78a2be46abb3e159b4c73c378f/FLAG806670546 [2021-10-13 07:06:12,965 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:06:12,973 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i [2021-10-13 07:06:13,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/data/f4beb073c/ab770f78a2be46abb3e159b4c73c378f/FLAG806670546 [2021-10-13 07:06:13,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/data/f4beb073c/ab770f78a2be46abb3e159b4c73c378f [2021-10-13 07:06:13,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:06:13,175 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:06:13,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:13,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:06:13,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:06:13,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49eba17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13, skipping insertion in model container [2021-10-13 07:06:13,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:06:13,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:06:13,451 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i[992,1005] [2021-10-13 07:06:13,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:13,696 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:06:13,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/sv-benchmarks/c/pthread-wmm/safe019_rmo.opt.i[992,1005] [2021-10-13 07:06:13,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:06:13,809 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:06:13,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13 WrapperNode [2021-10-13 07:06:13,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:06:13,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:06:13,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:06:13,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:06:13,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:06:13,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:06:13,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:06:13,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:06:13,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:13,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:06:13,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:06:13,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:06:13,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:06:13,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (1/1) ... [2021-10-13 07:06:14,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:06:14,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:06:14,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:06:14,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:06:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 07:06:14,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 07:06:14,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 07:06:14,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:06:14,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 07:06:14,080 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-13 07:06:14,080 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-13 07:06:14,080 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-13 07:06:14,080 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-13 07:06:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-13 07:06:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-13 07:06:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-10-13 07:06:14,081 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-10-13 07:06:14,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:06:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 07:06:14,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:06:14,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:06:14,084 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 07:06:16,917 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:06:16,917 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-13 07:06:16,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:16 BoogieIcfgContainer [2021-10-13 07:06:16,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:06:16,924 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:06:16,924 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:06:16,927 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:06:16,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:06:13" (1/3) ... [2021-10-13 07:06:16,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cb385a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:06:16, skipping insertion in model container [2021-10-13 07:06:16,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:06:13" (2/3) ... [2021-10-13 07:06:16,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cb385a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:06:16, skipping insertion in model container [2021-10-13 07:06:16,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:16" (3/3) ... [2021-10-13 07:06:16,936 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_rmo.opt.i [2021-10-13 07:06:16,944 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 07:06:16,944 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:06:16,945 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 07:06:16,945 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-13 07:06:17,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,010 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,011 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,012 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,024 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,025 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,025 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,028 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,029 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,030 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,031 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,032 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,042 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,044 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,045 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,045 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,046 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,046 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,066 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,067 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,072 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,073 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,077 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,089 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,089 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,089 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,089 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,089 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,090 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,091 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,091 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,091 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,091 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,091 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,092 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,093 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,105 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,106 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,109 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,110 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,111 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,112 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,114 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,115 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,117 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,117 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,118 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,119 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 07:06:17,120 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-13 07:06:17,175 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:06:17,189 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:06:17,189 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-13 07:06:17,216 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-13 07:06:17,229 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 153 places, 142 transitions, 304 flow [2021-10-13 07:06:17,231 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 153 places, 142 transitions, 304 flow [2021-10-13 07:06:17,233 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 142 transitions, 304 flow [2021-10-13 07:06:17,294 INFO L129 PetriNetUnfolder]: 2/138 cut-off events. [2021-10-13 07:06:17,294 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-13 07:06:17,299 INFO L84 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 138 events. 2/138 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 61 event pairs, 0 based on Foata normal form. 0/135 useless extension candidates. Maximal degree in co-relation 82. Up to 2 conditions per place. [2021-10-13 07:06:17,304 INFO L116 LiptonReduction]: Number of co-enabled transitions 2486 [2021-10-13 07:06:50,032 INFO L131 LiptonReduction]: Checked pairs total: 6574 [2021-10-13 07:06:50,032 INFO L133 LiptonReduction]: Total number of compositions: 124 [2021-10-13 07:06:50,041 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 43 places, 31 transitions, 82 flow [2021-10-13 07:06:50,182 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1802 states, 1801 states have (on average 3.9444752915047196) internal successors, (7104), 1801 states have internal predecessors, (7104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:50,191 INFO L276 IsEmpty]: Start isEmpty. Operand has 1802 states, 1801 states have (on average 3.9444752915047196) internal successors, (7104), 1801 states have internal predecessors, (7104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:50,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 07:06:50,203 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:50,204 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:50,204 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:50,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:50,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1673695871, now seen corresponding path program 1 times [2021-10-13 07:06:50,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:50,222 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477519575] [2021-10-13 07:06:50,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:50,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:50,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:50,552 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:50,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477519575] [2021-10-13 07:06:50,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477519575] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:50,554 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:50,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 07:06:50,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159957394] [2021-10-13 07:06:50,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:06:50,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:50,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:06:50,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:06:50,592 INFO L87 Difference]: Start difference. First operand has 1802 states, 1801 states have (on average 3.9444752915047196) internal successors, (7104), 1801 states have internal predecessors, (7104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:50,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:50,660 INFO L93 Difference]: Finished difference Result 1802 states and 6784 transitions. [2021-10-13 07:06:50,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:06:50,662 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-10-13 07:06:50,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:50,704 INFO L225 Difference]: With dead ends: 1802 [2021-10-13 07:06:50,705 INFO L226 Difference]: Without dead ends: 1802 [2021-10-13 07:06:50,706 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:06:50,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1802 states. [2021-10-13 07:06:50,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1802 to 1802. [2021-10-13 07:06:50,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1802 states, 1801 states have (on average 3.7667962243198225) internal successors, (6784), 1801 states have internal predecessors, (6784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1802 states and 6784 transitions. [2021-10-13 07:06:50,920 INFO L78 Accepts]: Start accepts. Automaton has 1802 states and 6784 transitions. Word has length 10 [2021-10-13 07:06:50,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:50,922 INFO L470 AbstractCegarLoop]: Abstraction has 1802 states and 6784 transitions. [2021-10-13 07:06:50,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:50,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 6784 transitions. [2021-10-13 07:06:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 07:06:50,933 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:50,933 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:50,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 07:06:50,933 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:50,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:50,934 INFO L82 PathProgramCache]: Analyzing trace with hash -2105307511, now seen corresponding path program 1 times [2021-10-13 07:06:50,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:50,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054553245] [2021-10-13 07:06:50,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:50,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:51,151 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:51,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054553245] [2021-10-13 07:06:51,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054553245] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:51,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:51,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 07:06:51,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254393352] [2021-10-13 07:06:51,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:06:51,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:51,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:06:51,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:06:51,160 INFO L87 Difference]: Start difference. First operand 1802 states and 6784 transitions. Second operand has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:51,231 INFO L93 Difference]: Finished difference Result 1962 states and 7152 transitions. [2021-10-13 07:06:51,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:06:51,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-10-13 07:06:51,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:51,251 INFO L225 Difference]: With dead ends: 1962 [2021-10-13 07:06:51,252 INFO L226 Difference]: Without dead ends: 1642 [2021-10-13 07:06:51,252 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:51,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1642 states. [2021-10-13 07:06:51,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1642 to 1642. [2021-10-13 07:06:51,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1642 states, 1641 states have (on average 3.7148080438756854) internal successors, (6096), 1641 states have internal predecessors, (6096), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1642 states and 6096 transitions. [2021-10-13 07:06:51,337 INFO L78 Accepts]: Start accepts. Automaton has 1642 states and 6096 transitions. Word has length 12 [2021-10-13 07:06:51,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:51,337 INFO L470 AbstractCegarLoop]: Abstraction has 1642 states and 6096 transitions. [2021-10-13 07:06:51,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 6096 transitions. [2021-10-13 07:06:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 07:06:51,340 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:51,340 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:51,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 07:06:51,341 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:51,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:51,342 INFO L82 PathProgramCache]: Analyzing trace with hash 934884283, now seen corresponding path program 1 times [2021-10-13 07:06:51,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:51,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699507414] [2021-10-13 07:06:51,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:51,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:51,489 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:51,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699507414] [2021-10-13 07:06:51,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699507414] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:51,490 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:51,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 07:06:51,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731979396] [2021-10-13 07:06:51,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:51,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:51,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:51,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:51,496 INFO L87 Difference]: Start difference. First operand 1642 states and 6096 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:51,640 INFO L93 Difference]: Finished difference Result 2554 states and 9380 transitions. [2021-10-13 07:06:51,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:51,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-13 07:06:51,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:51,657 INFO L225 Difference]: With dead ends: 2554 [2021-10-13 07:06:51,657 INFO L226 Difference]: Without dead ends: 1444 [2021-10-13 07:06:51,658 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 37.5ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:06:51,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2021-10-13 07:06:51,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1444. [2021-10-13 07:06:51,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1443 states have (on average 3.6784476784476783) internal successors, (5308), 1443 states have internal predecessors, (5308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 5308 transitions. [2021-10-13 07:06:51,727 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 5308 transitions. Word has length 13 [2021-10-13 07:06:51,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:51,727 INFO L470 AbstractCegarLoop]: Abstraction has 1444 states and 5308 transitions. [2021-10-13 07:06:51,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 5308 transitions. [2021-10-13 07:06:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 07:06:51,729 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:51,729 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:51,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 07:06:51,730 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:51,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:51,730 INFO L82 PathProgramCache]: Analyzing trace with hash -264421196, now seen corresponding path program 1 times [2021-10-13 07:06:51,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:51,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030091188] [2021-10-13 07:06:51,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:51,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:51,836 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:51,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030091188] [2021-10-13 07:06:51,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030091188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:51,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:51,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 07:06:51,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764555619] [2021-10-13 07:06:51,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:51,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:51,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:51,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:51,838 INFO L87 Difference]: Start difference. First operand 1444 states and 5308 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:51,890 INFO L93 Difference]: Finished difference Result 1552 states and 5569 transitions. [2021-10-13 07:06:51,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:06:51,891 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-10-13 07:06:51,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:51,906 INFO L225 Difference]: With dead ends: 1552 [2021-10-13 07:06:51,906 INFO L226 Difference]: Without dead ends: 1372 [2021-10-13 07:06:51,906 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 18.5ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:06:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2021-10-13 07:06:51,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1372. [2021-10-13 07:06:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1372 states, 1371 states have (on average 3.6571845368344276) internal successors, (5014), 1371 states have internal predecessors, (5014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1372 states and 5014 transitions. [2021-10-13 07:06:51,970 INFO L78 Accepts]: Start accepts. Automaton has 1372 states and 5014 transitions. Word has length 14 [2021-10-13 07:06:51,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:51,971 INFO L470 AbstractCegarLoop]: Abstraction has 1372 states and 5014 transitions. [2021-10-13 07:06:51,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 5014 transitions. [2021-10-13 07:06:51,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 07:06:51,986 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:51,986 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:51,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 07:06:51,987 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:51,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:51,987 INFO L82 PathProgramCache]: Analyzing trace with hash 375812116, now seen corresponding path program 1 times [2021-10-13 07:06:51,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:51,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848472480] [2021-10-13 07:06:51,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:51,988 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:52,073 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:52,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848472480] [2021-10-13 07:06:52,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848472480] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:52,073 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:52,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 07:06:52,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109198274] [2021-10-13 07:06:52,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:06:52,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:52,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:06:52,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:06:52,075 INFO L87 Difference]: Start difference. First operand 1372 states and 5014 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:52,129 INFO L93 Difference]: Finished difference Result 2200 states and 7783 transitions. [2021-10-13 07:06:52,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:06:52,129 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 07:06:52,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:52,145 INFO L225 Difference]: With dead ends: 2200 [2021-10-13 07:06:52,145 INFO L226 Difference]: Without dead ends: 1516 [2021-10-13 07:06:52,146 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:52,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1516 states. [2021-10-13 07:06:52,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1516 to 1300. [2021-10-13 07:06:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1299 states have (on average 3.522709776751347) internal successors, (4576), 1299 states have internal predecessors, (4576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 4576 transitions. [2021-10-13 07:06:52,207 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 4576 transitions. Word has length 15 [2021-10-13 07:06:52,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:52,208 INFO L470 AbstractCegarLoop]: Abstraction has 1300 states and 4576 transitions. [2021-10-13 07:06:52,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 4576 transitions. [2021-10-13 07:06:52,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 07:06:52,210 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:52,211 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:52,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 07:06:52,211 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:52,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:52,212 INFO L82 PathProgramCache]: Analyzing trace with hash 377986859, now seen corresponding path program 1 times [2021-10-13 07:06:52,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:52,212 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578922814] [2021-10-13 07:06:52,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:52,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:52,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:52,475 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:52,475 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578922814] [2021-10-13 07:06:52,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578922814] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:52,475 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:52,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 07:06:52,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935565158] [2021-10-13 07:06:52,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:06:52,476 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:52,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:06:52,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:06:52,477 INFO L87 Difference]: Start difference. First operand 1300 states and 4576 transitions. Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:52,721 INFO L93 Difference]: Finished difference Result 1488 states and 5166 transitions. [2021-10-13 07:06:52,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:52,722 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 07:06:52,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:52,736 INFO L225 Difference]: With dead ends: 1488 [2021-10-13 07:06:52,736 INFO L226 Difference]: Without dead ends: 1344 [2021-10-13 07:06:52,736 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 84.8ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:06:52,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1344 states. [2021-10-13 07:06:52,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1344 to 1344. [2021-10-13 07:06:52,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1344 states, 1343 states have (on average 3.5383469843633657) internal successors, (4752), 1343 states have internal predecessors, (4752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 4752 transitions. [2021-10-13 07:06:52,797 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 4752 transitions. Word has length 15 [2021-10-13 07:06:52,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:52,798 INFO L470 AbstractCegarLoop]: Abstraction has 1344 states and 4752 transitions. [2021-10-13 07:06:52,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:52,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 4752 transitions. [2021-10-13 07:06:52,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 07:06:52,801 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:52,801 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:52,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 07:06:52,802 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:52,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:52,802 INFO L82 PathProgramCache]: Analyzing trace with hash -992181019, now seen corresponding path program 2 times [2021-10-13 07:06:52,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:52,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817300865] [2021-10-13 07:06:52,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:52,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:53,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:53,059 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:53,059 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817300865] [2021-10-13 07:06:53,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817300865] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:53,059 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:53,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 07:06:53,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760018787] [2021-10-13 07:06:53,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:06:53,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:53,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:06:53,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:06:53,061 INFO L87 Difference]: Start difference. First operand 1344 states and 4752 transitions. Second operand has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:53,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:53,367 INFO L93 Difference]: Finished difference Result 1476 states and 5110 transitions. [2021-10-13 07:06:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:53,368 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 07:06:53,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:53,381 INFO L225 Difference]: With dead ends: 1476 [2021-10-13 07:06:53,381 INFO L226 Difference]: Without dead ends: 1332 [2021-10-13 07:06:53,382 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 146.1ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:06:53,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2021-10-13 07:06:53,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 1288. [2021-10-13 07:06:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1288 states, 1287 states have (on average 3.512043512043512) internal successors, (4520), 1287 states have internal predecessors, (4520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1288 states and 4520 transitions. [2021-10-13 07:06:53,440 INFO L78 Accepts]: Start accepts. Automaton has 1288 states and 4520 transitions. Word has length 15 [2021-10-13 07:06:53,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:53,440 INFO L470 AbstractCegarLoop]: Abstraction has 1288 states and 4520 transitions. [2021-10-13 07:06:53,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:53,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 4520 transitions. [2021-10-13 07:06:53,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 07:06:53,443 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:53,443 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:53,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 07:06:53,444 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:53,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:53,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1167167954, now seen corresponding path program 1 times [2021-10-13 07:06:53,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:53,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377669530] [2021-10-13 07:06:53,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:53,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:53,938 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:53,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377669530] [2021-10-13 07:06:53,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377669530] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:53,939 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:53,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 07:06:53,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521525182] [2021-10-13 07:06:53,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:06:53,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:53,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:06:53,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:06:53,940 INFO L87 Difference]: Start difference. First operand 1288 states and 4520 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:54,254 INFO L93 Difference]: Finished difference Result 1348 states and 4638 transitions. [2021-10-13 07:06:54,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:54,255 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 07:06:54,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:54,268 INFO L225 Difference]: With dead ends: 1348 [2021-10-13 07:06:54,268 INFO L226 Difference]: Without dead ends: 1228 [2021-10-13 07:06:54,268 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 132.6ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:06:54,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2021-10-13 07:06:54,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 1228. [2021-10-13 07:06:54,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1228 states, 1227 states have (on average 3.4898125509372453) internal successors, (4282), 1227 states have internal predecessors, (4282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1228 states and 4282 transitions. [2021-10-13 07:06:54,327 INFO L78 Accepts]: Start accepts. Automaton has 1228 states and 4282 transitions. Word has length 16 [2021-10-13 07:06:54,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:54,328 INFO L470 AbstractCegarLoop]: Abstraction has 1228 states and 4282 transitions. [2021-10-13 07:06:54,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 4282 transitions. [2021-10-13 07:06:54,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 07:06:54,330 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:54,331 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:54,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 07:06:54,331 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:54,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:54,331 INFO L82 PathProgramCache]: Analyzing trace with hash -1167114138, now seen corresponding path program 1 times [2021-10-13 07:06:54,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:54,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117403011] [2021-10-13 07:06:54,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:54,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:54,454 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:54,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117403011] [2021-10-13 07:06:54,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117403011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:54,455 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:54,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 07:06:54,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153159986] [2021-10-13 07:06:54,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:06:54,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:54,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:06:54,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:06:54,456 INFO L87 Difference]: Start difference. First operand 1228 states and 4282 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:54,504 INFO L93 Difference]: Finished difference Result 1284 states and 4064 transitions. [2021-10-13 07:06:54,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:06:54,505 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 07:06:54,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:54,514 INFO L225 Difference]: With dead ends: 1284 [2021-10-13 07:06:54,514 INFO L226 Difference]: Without dead ends: 988 [2021-10-13 07:06:54,515 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:54,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2021-10-13 07:06:54,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 988. [2021-10-13 07:06:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 988 states, 987 states have (on average 3.171225937183384) internal successors, (3130), 987 states have internal predecessors, (3130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 3130 transitions. [2021-10-13 07:06:54,587 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 3130 transitions. Word has length 16 [2021-10-13 07:06:54,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:54,587 INFO L470 AbstractCegarLoop]: Abstraction has 988 states and 3130 transitions. [2021-10-13 07:06:54,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 3130 transitions. [2021-10-13 07:06:54,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 07:06:54,591 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:54,591 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:54,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 07:06:54,592 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:54,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:54,593 INFO L82 PathProgramCache]: Analyzing trace with hash -1855458236, now seen corresponding path program 1 times [2021-10-13 07:06:54,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:54,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14149169] [2021-10-13 07:06:54,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:54,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:54,746 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:54,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14149169] [2021-10-13 07:06:54,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14149169] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:54,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:54,747 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:06:54,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564526464] [2021-10-13 07:06:54,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:54,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:54,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:54,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:54,749 INFO L87 Difference]: Start difference. First operand 988 states and 3130 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:54,797 INFO L93 Difference]: Finished difference Result 850 states and 2427 transitions. [2021-10-13 07:06:54,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:54,798 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-13 07:06:54,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:54,804 INFO L225 Difference]: With dead ends: 850 [2021-10-13 07:06:54,804 INFO L226 Difference]: Without dead ends: 650 [2021-10-13 07:06:54,804 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 16.0ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:06:54,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2021-10-13 07:06:54,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 650. [2021-10-13 07:06:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 650 states, 649 states have (on average 2.810477657935285) internal successors, (1824), 649 states have internal predecessors, (1824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 1824 transitions. [2021-10-13 07:06:54,828 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 1824 transitions. Word has length 18 [2021-10-13 07:06:54,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:54,828 INFO L470 AbstractCegarLoop]: Abstraction has 650 states and 1824 transitions. [2021-10-13 07:06:54,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:54,828 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1824 transitions. [2021-10-13 07:06:54,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 07:06:54,830 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:54,830 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:54,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 07:06:54,831 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:54,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:54,831 INFO L82 PathProgramCache]: Analyzing trace with hash -1991316222, now seen corresponding path program 1 times [2021-10-13 07:06:54,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:54,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360784604] [2021-10-13 07:06:54,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:54,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:54,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:54,996 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:54,996 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360784604] [2021-10-13 07:06:54,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360784604] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:54,996 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:54,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 07:06:54,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297083247] [2021-10-13 07:06:54,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 07:06:54,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:54,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 07:06:54,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:06:54,998 INFO L87 Difference]: Start difference. First operand 650 states and 1824 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:55,046 INFO L93 Difference]: Finished difference Result 543 states and 1481 transitions. [2021-10-13 07:06:55,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 07:06:55,047 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 07:06:55,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:55,050 INFO L225 Difference]: With dead ends: 543 [2021-10-13 07:06:55,050 INFO L226 Difference]: Without dead ends: 468 [2021-10-13 07:06:55,050 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 18.9ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:06:55,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2021-10-13 07:06:55,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 468. [2021-10-13 07:06:55,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 468 states, 467 states have (on average 2.770877944325482) internal successors, (1294), 467 states have internal predecessors, (1294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 1294 transitions. [2021-10-13 07:06:55,067 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 1294 transitions. Word has length 20 [2021-10-13 07:06:55,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:55,067 INFO L470 AbstractCegarLoop]: Abstraction has 468 states and 1294 transitions. [2021-10-13 07:06:55,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,067 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1294 transitions. [2021-10-13 07:06:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:06:55,069 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:55,069 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:55,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 07:06:55,069 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:55,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:55,070 INFO L82 PathProgramCache]: Analyzing trace with hash -112969102, now seen corresponding path program 1 times [2021-10-13 07:06:55,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:55,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264576087] [2021-10-13 07:06:55,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:55,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:55,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:55,260 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:55,260 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264576087] [2021-10-13 07:06:55,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264576087] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:55,260 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:55,260 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 07:06:55,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456805628] [2021-10-13 07:06:55,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:06:55,261 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:55,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:06:55,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:06:55,261 INFO L87 Difference]: Start difference. First operand 468 states and 1294 transitions. Second operand has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:55,315 INFO L93 Difference]: Finished difference Result 438 states and 1233 transitions. [2021-10-13 07:06:55,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:06:55,315 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 07:06:55,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:55,317 INFO L225 Difference]: With dead ends: 438 [2021-10-13 07:06:55,317 INFO L226 Difference]: Without dead ends: 328 [2021-10-13 07:06:55,317 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 21.6ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:06:55,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-13 07:06:55,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 328. [2021-10-13 07:06:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 327 states have (on average 2.8868501529051986) internal successors, (944), 327 states have internal predecessors, (944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 944 transitions. [2021-10-13 07:06:55,329 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 944 transitions. Word has length 22 [2021-10-13 07:06:55,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:55,330 INFO L470 AbstractCegarLoop]: Abstraction has 328 states and 944 transitions. [2021-10-13 07:06:55,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 944 transitions. [2021-10-13 07:06:55,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 07:06:55,331 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:55,331 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:55,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 07:06:55,332 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:55,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:55,332 INFO L82 PathProgramCache]: Analyzing trace with hash 490738536, now seen corresponding path program 1 times [2021-10-13 07:06:55,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:55,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571521378] [2021-10-13 07:06:55,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:55,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:06:55,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:06:55,426 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:06:55,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571521378] [2021-10-13 07:06:55,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571521378] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:06:55,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:06:55,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:06:55,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034967983] [2021-10-13 07:06:55,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:06:55,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:06:55,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:06:55,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:06:55,428 INFO L87 Difference]: Start difference. First operand 328 states and 944 transitions. Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:06:55,459 INFO L93 Difference]: Finished difference Result 439 states and 1244 transitions. [2021-10-13 07:06:55,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:06:55,459 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-13 07:06:55,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:06:55,460 INFO L225 Difference]: With dead ends: 439 [2021-10-13 07:06:55,460 INFO L226 Difference]: Without dead ends: 220 [2021-10-13 07:06:55,461 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 21.7ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:06:55,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-13 07:06:55,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-10-13 07:06:55,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 219 states have (on average 2.625570776255708) internal successors, (575), 219 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 575 transitions. [2021-10-13 07:06:55,468 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 575 transitions. Word has length 25 [2021-10-13 07:06:55,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:06:55,468 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 575 transitions. [2021-10-13 07:06:55,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:06:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 575 transitions. [2021-10-13 07:06:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 07:06:55,469 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:06:55,470 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:06:55,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 07:06:55,470 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-13 07:06:55,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:06:55,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1780114636, now seen corresponding path program 2 times [2021-10-13 07:06:55,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:06:55,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269284873] [2021-10-13 07:06:55,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:06:55,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:06:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:06:55,591 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 07:06:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 07:06:55,791 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 07:06:55,792 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 07:06:55,793 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:06:55,794 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-13 07:06:55,795 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-13 07:06:55,795 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-13 07:06:55,795 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-13 07:06:55,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 07:06:55,802 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-13 07:06:55,802 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:06:55,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:06:55 BasicIcfg [2021-10-13 07:06:55,998 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:06:55,998 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:06:55,998 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:06:55,999 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:06:55,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:06:16" (3/4) ... [2021-10-13 07:06:56,001 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 07:06:56,154 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:06:56,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:06:56,156 INFO L168 Benchmark]: Toolchain (without parser) took 42979.82 ms. Allocated memory was 90.2 MB in the beginning and 201.3 MB in the end (delta: 111.1 MB). Free memory was 67.9 MB in the beginning and 65.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 114.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,156 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 90.2 MB. Free memory is still 65.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:06:56,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.59 ms. Allocated memory is still 90.2 MB. Free memory was 67.7 MB in the beginning and 51.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.41 ms. Allocated memory is still 90.2 MB. Free memory was 51.2 MB in the beginning and 48.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,160 INFO L168 Benchmark]: Boogie Preprocessor took 87.29 ms. Allocated memory is still 90.2 MB. Free memory was 48.6 MB in the beginning and 45.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,160 INFO L168 Benchmark]: RCFGBuilder took 2926.63 ms. Allocated memory was 90.2 MB in the beginning and 138.4 MB in the end (delta: 48.2 MB). Free memory was 45.8 MB in the beginning and 84.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,161 INFO L168 Benchmark]: TraceAbstraction took 39074.14 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.0 MB in the beginning and 103.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 99.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,161 INFO L168 Benchmark]: Witness Printer took 156.18 ms. Allocated memory is still 201.3 MB. Free memory was 103.0 MB in the beginning and 65.2 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:06:56,164 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 90.2 MB. Free memory is still 65.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 633.59 ms. Allocated memory is still 90.2 MB. Free memory was 67.7 MB in the beginning and 51.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.41 ms. Allocated memory is still 90.2 MB. Free memory was 51.2 MB in the beginning and 48.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.29 ms. Allocated memory is still 90.2 MB. Free memory was 48.6 MB in the beginning and 45.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2926.63 ms. Allocated memory was 90.2 MB in the beginning and 138.4 MB in the end (delta: 48.2 MB). Free memory was 45.8 MB in the beginning and 84.0 MB in the end (delta: -38.2 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 39074.14 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 83.0 MB in the beginning and 103.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 99.5 MB. Max. memory is 16.1 GB. * Witness Printer took 156.18 ms. Allocated memory is still 201.3 MB. Free memory was 103.0 MB in the beginning and 65.2 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 32800.8ms, 153 PlacesBefore, 43 PlacesAfterwards, 142 TransitionsBefore, 31 TransitionsAfterwards, 2486 CoEnabledTransitionPairs, 8 FixpointIterations, 60 TrivialSequentialCompositions, 55 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 1 ChoiceCompositions, 124 TotalNumberOfCompositions, 6574 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2629, positive: 2389, positive conditional: 0, positive unconditional: 2389, negative: 240, negative conditional: 0, negative unconditional: 240, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1574, positive: 1530, positive conditional: 0, positive unconditional: 1530, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1574, positive: 1499, positive conditional: 0, positive unconditional: 1499, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 12, unknown conditional: 0, unknown unconditional: 12] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20317, positive: 38, positive conditional: 0, positive unconditional: 38, negative: 307, negative conditional: 0, negative unconditional: 307, unknown: 19972, unknown conditional: 0, unknown unconditional: 19972] ], Cache Queries: [ total: 2629, positive: 859, positive conditional: 0, positive unconditional: 859, negative: 196, negative conditional: 0, negative unconditional: 196, unknown: 1574, unknown conditional: 0, unknown unconditional: 1574] , Statistics on independence cache: Total cache size (in pairs): 120, Positive cache size: 99, Positive conditional cache size: 0, Positive unconditional cache size: 99, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L711] 0 int __unbuffered_cnt = 0; [L713] 0 int __unbuffered_p0_EAX = 0; [L715] 0 int __unbuffered_p0_EBX = 0; [L717] 0 int __unbuffered_p2_EAX = 0; [L718] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L719] 0 int __unbuffered_p2_EAX$mem_tmp; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd4; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L726] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L727] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L728] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L729] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd4; [L730] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L731] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L732] 0 int __unbuffered_p2_EAX$w_buff0; [L733] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L734] 0 int __unbuffered_p2_EAX$w_buff1; [L735] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L736] 0 _Bool main$tmp_guard0; [L737] 0 _Bool main$tmp_guard1; [L739] 0 int x = 0; [L740] 0 _Bool x$flush_delayed; [L741] 0 int x$mem_tmp; [L742] 0 _Bool x$r_buff0_thd0; [L743] 0 _Bool x$r_buff0_thd1; [L744] 0 _Bool x$r_buff0_thd2; [L745] 0 _Bool x$r_buff0_thd3; [L746] 0 _Bool x$r_buff0_thd4; [L747] 0 _Bool x$r_buff1_thd0; [L748] 0 _Bool x$r_buff1_thd1; [L749] 0 _Bool x$r_buff1_thd2; [L750] 0 _Bool x$r_buff1_thd3; [L751] 0 _Bool x$r_buff1_thd4; [L752] 0 _Bool x$read_delayed; [L753] 0 int *x$read_delayed_var; [L754] 0 int x$w_buff0; [L755] 0 _Bool x$w_buff0_used; [L756] 0 int x$w_buff1; [L757] 0 _Bool x$w_buff1_used; [L759] 0 int y = 0; [L760] 0 _Bool weak$$choice0; [L761] 0 _Bool weak$$choice1; [L762] 0 _Bool weak$$choice2; [L871] 0 pthread_t t2245; [L872] FCALL, FORK 0 pthread_create(&t2245, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L873] 0 pthread_t t2246; [L874] FCALL, FORK 0 pthread_create(&t2246, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L875] 0 pthread_t t2247; [L876] FCALL, FORK 0 pthread_create(&t2247, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L877] 0 pthread_t t2248; [L878] FCALL, FORK 0 pthread_create(&t2248, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L811] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L812] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L813] 3 x$flush_delayed = weak$$choice2 [L814] EXPR 3 \read(x) [L814] 3 x$mem_tmp = x [L815] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L815] EXPR 3 \read(x) [L815] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L815] 3 x = !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff1) [L816] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L816] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0) [L816] EXPR 3 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L816] 3 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0)) [L817] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L817] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1) [L817] EXPR 3 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L817] 3 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1)) [L818] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L818] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used) [L818] EXPR 3 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L818] 3 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used)) [L819] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L819] EXPR 3 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L820] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3) [L820] EXPR 3 weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L820] 3 x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3)) [L821] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] EXPR 3 !x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L821] EXPR 3 weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L821] 3 x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used || !x$r_buff0_thd3 && !x$w_buff1_used || !x$r_buff0_thd3 && !x$r_buff1_thd3 ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L823] 3 __unbuffered_p2_EAX$read_delayed_var = &x [L824] EXPR 3 \read(x) [L824] 3 __unbuffered_p2_EAX = x [L825] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L825] EXPR 3 \read(x) [L825] EXPR 3 x$flush_delayed ? x$mem_tmp : x [L825] 3 x = x$flush_delayed ? x$mem_tmp : x [L826] 3 x$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0] [L829] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1] [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L832] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L832] EXPR 3 \read(x) [L832] EXPR 3 x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x [L832] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L832] 3 x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x) [L833] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L833] 3 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used [L834] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L834] 3 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used [L835] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L835] 3 x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3 [L836] EXPR 3 x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L836] 3 x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3 [L839] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L841] 3 return 0; [L846] 4 y = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L766] 1 __unbuffered_p0_EAX = y VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=53, weak$$choice1=0, weak$$choice2=0, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L769] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L770] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L771] 1 x$flush_delayed = weak$$choice2 [L772] EXPR 1 \read(x) [L772] 1 x$mem_tmp = x [L773] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L773] EXPR 1 \read(x) [L773] EXPR 1 !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L773] 1 x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1) [L774] EXPR 1 weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L774] 1 x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)) [L775] EXPR 1 weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L775] 1 x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)) [L776] EXPR 1 weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L776] 1 x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)) [L777] EXPR 1 weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L777] 1 x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 1 weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L778] 1 x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)) [L779] EXPR 1 weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L779] 1 x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 1 \read(x) [L780] 1 __unbuffered_p0_EBX = x [L781] EXPR 1 x$flush_delayed ? x$mem_tmp : x [L781] 1 x = x$flush_delayed ? x$mem_tmp : x [L782] 1 x$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=52, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L787] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L789] 1 return 0; [L849] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L849] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L849] EXPR 4 \read(x) [L849] EXPR 4 x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x [L849] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L849] 4 x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x) [L850] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L850] 4 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used [L851] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L851] 4 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used [L852] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L852] 4 x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4 [L853] EXPR 4 x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L853] 4 x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4 [L856] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L858] 4 return 0; [L794] 2 x = 1 VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=52, weak$$choice1=0, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L797] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L797] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L797] EXPR 2 \read(x) [L797] EXPR 2 x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x [L797] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L797] 2 x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x) [L798] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L798] 2 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used [L799] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L799] 2 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used [L800] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L800] 2 x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2 [L801] EXPR 2 x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L801] 2 x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2 [L804] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L806] 2 return 0; [L880] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L4] COND FALSE 0 !(!cond) [L884] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L884] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L884] EXPR 0 \read(x) [L884] EXPR 0 x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x [L884] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L884] 0 x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x) [L885] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L885] 0 x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used [L886] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L886] 0 x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used [L887] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L887] 0 x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0 [L888] EXPR 0 x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L888] 0 x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0 [L891] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L892] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L892] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L892] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L893] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 2 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1) VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice1=255, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] [L19] COND TRUE 0 !expression [L19] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p0_EAX=2, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={7:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice1=255, weak$$choice2=255, x={7:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2] - UnprovableResult [Line: 878]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 874]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 872]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 876]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 174 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 38626.5ms, OverallIterations: 14, TraceHistogramMax: 1, EmptinessCheckTime: 67.6ms, AutomataDifference: 1717.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 32993.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 406 SDtfs, 558 SDslu, 788 SDs, 0 SdLazy, 434 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 733.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 542.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=1802occurred in iteration=0, InterpolantAutomatonStates: 73, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 785.3ms AutomataMinimizationTime, 13 MinimizatonAttempts, 260 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 82.5ms SsaConstructionTime, 916.5ms SatisfiabilityAnalysisTime, 1549.5ms InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 1542 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-13 07:06:56,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cf5465a-ecfd-4d79-b314-81262da5d2a6/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...