./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1df5b5a20d50f307128a761c04a5165b8cf7856 ................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.0-7b2dab5 [2021-10-11 00:26:06,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:26:06,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:26:06,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:26:06,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:26:06,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:26:06,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:26:06,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:26:06,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:26:06,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:26:06,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:26:06,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:26:06,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:26:06,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:26:06,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:26:06,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:26:06,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:26:06,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:26:06,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:26:06,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:26:06,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:26:06,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:26:06,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:26:06,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:26:06,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:26:06,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:26:06,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:26:06,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:26:06,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:26:06,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:26:06,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:26:06,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:26:06,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:26:06,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:26:07,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:26:07,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:26:07,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:26:07,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:26:07,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:26:07,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:26:07,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:26:07,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:26:07,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:26:07,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:26:07,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:26:07,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:26:07,048 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:26:07,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:26:07,049 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:26:07,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:26:07,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:26:07,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:26:07,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:26:07,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:26:07,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:26:07,052 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:26:07,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:26:07,053 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:26:07,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:26:07,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:26:07,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:26:07,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:26:07,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:26:07,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:26:07,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:26:07,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:26:07,055 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:26:07,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:26:07,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:26:07,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:26:07,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1df5b5a20d50f307128a761c04a5165b8cf7856 [2021-10-11 00:26:07,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:26:07,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:26:07,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:26:07,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:26:07,414 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:26:07,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i [2021-10-11 00:26:07,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/data/31a8b78ea/d3b9601793944c50b98d3709835d26b8/FLAG0cc5fe842 [2021-10-11 00:26:08,116 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:26:08,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i [2021-10-11 00:26:08,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/data/31a8b78ea/d3b9601793944c50b98d3709835d26b8/FLAG0cc5fe842 [2021-10-11 00:26:08,379 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/data/31a8b78ea/d3b9601793944c50b98d3709835d26b8 [2021-10-11 00:26:08,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:26:08,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:26:08,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:26:08,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:26:08,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:26:08,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:08" (1/1) ... [2021-10-11 00:26:08,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a83a668 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:08, skipping insertion in model container [2021-10-11 00:26:08,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:26:08" (1/1) ... [2021-10-11 00:26:08,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:26:08,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:26:08,835 WARN L226 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_263b2361-75b7-4552-aad3-c4c5e8f734dd/sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i[29913,29926] [2021-10-11 00:26:08,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:26:08,881 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:26:08,944 WARN L226 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_263b2361-75b7-4552-aad3-c4c5e8f734dd/sv-benchmarks/c/goblint-regression/28-race_reach_45-escape_racing.i[29913,29926] [2021-10-11 00:26:08,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:26:09,039 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:26:09,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09 WrapperNode [2021-10-11 00:26:09,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:26:09,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:26:09,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:26:09,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:26:09,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:26:09,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:26:09,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:26:09,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:26:09,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... [2021-10-11 00:26:09,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:26:09,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:26:09,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:26:09,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:26:09,159 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:26:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:26:09,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:26:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-11 00:26:09,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:26:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-10-11 00:26:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-10-11 00:26:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:26:09,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:26:09,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:26:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:26:09,253 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-11 00:26:09,696 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:26:09,696 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-10-11 00:26:09,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:26:09 BoogieIcfgContainer [2021-10-11 00:26:09,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:26:09,700 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:26:09,700 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:26:09,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:26:09,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:26:08" (1/3) ... [2021-10-11 00:26:09,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b4ba53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:26:09, skipping insertion in model container [2021-10-11 00:26:09,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:26:09" (2/3) ... [2021-10-11 00:26:09,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17b4ba53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:26:09, skipping insertion in model container [2021-10-11 00:26:09,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:26:09" (3/3) ... [2021-10-11 00:26:09,718 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_45-escape_racing.i [2021-10-11 00:26:09,732 WARN L169 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-11 00:26:09,733 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:26:09,736 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:26:09,737 INFO L354 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-11 00:26:09,776 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,776 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,777 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,777 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,777 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,777 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,778 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,779 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,779 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,779 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,781 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,782 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,782 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,783 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,784 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,785 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,786 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,787 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,788 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,789 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,789 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,793 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,793 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,794 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,795 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,796 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,796 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,797 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,797 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,798 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,798 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,799 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,799 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,800 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,800 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,805 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,806 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,807 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,807 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,808 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,810 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,811 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,811 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,812 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,812 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,813 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,813 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 00:26:09,822 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-10-11 00:26:09,834 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 00:26:09,851 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:26:09,851 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:26:09,852 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:26:09,852 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:26:09,852 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:26:09,852 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:26:09,852 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:26:09,852 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:26:09,864 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-11 00:26:09,866 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 96 transitions, 200 flow [2021-10-11 00:26:09,869 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 96 transitions, 200 flow [2021-10-11 00:26:09,871 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 96 transitions, 200 flow [2021-10-11 00:26:09,920 INFO L129 PetriNetUnfolder]: 9/95 cut-off events. [2021-10-11 00:26:09,920 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-11 00:26:09,925 INFO L84 FinitePrefix]: Finished finitePrefix Result has 100 conditions, 95 events. 9/95 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 144 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 54. Up to 3 conditions per place. [2021-10-11 00:26:09,928 INFO L116 LiptonReduction]: Number of co-enabled transitions 1386 [2021-10-11 00:26:13,472 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-10-11 00:26:13,657 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2021-10-11 00:26:14,178 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-10-11 00:26:14,342 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-10-11 00:26:14,530 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2021-10-11 00:26:14,684 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-10-11 00:26:15,549 WARN L197 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-10-11 00:26:15,924 WARN L197 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-10-11 00:26:16,626 WARN L197 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 144 [2021-10-11 00:26:16,963 WARN L197 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-10-11 00:26:16,969 INFO L131 LiptonReduction]: Checked pairs total: 2553 [2021-10-11 00:26:16,970 INFO L133 LiptonReduction]: Total number of compositions: 86 [2021-10-11 00:26:16,984 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 25 places, 30 transitions, 68 flow [2021-10-11 00:26:16,994 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 84 states. [2021-10-11 00:26:16,996 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states. [2021-10-11 00:26:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-11 00:26:17,001 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:26:17,002 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-11 00:26:17,002 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:26:17,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:26:17,008 INFO L82 PathProgramCache]: Analyzing trace with hash 357147947, now seen corresponding path program 1 times [2021-10-11 00:26:17,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:26:17,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100595180] [2021-10-11 00:26:17,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:26:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:26:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:26:17,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100595180] [2021-10-11 00:26:17,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:26:17,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-11 00:26:17,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844411843] [2021-10-11 00:26:17,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:26:17,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:26:17,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:26:17,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:26:17,342 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 3 states. [2021-10-11 00:26:17,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:26:17,409 INFO L93 Difference]: Finished difference Result 105 states and 178 transitions. [2021-10-11 00:26:17,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:26:17,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2021-10-11 00:26:17,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:26:17,419 INFO L225 Difference]: With dead ends: 105 [2021-10-11 00:26:17,420 INFO L226 Difference]: Without dead ends: 38 [2021-10-11 00:26:17,421 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:26:17,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-10-11 00:26:17,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2021-10-11 00:26:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2021-10-11 00:26:17,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 60 transitions. [2021-10-11 00:26:17,462 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 60 transitions. Word has length 5 [2021-10-11 00:26:17,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:26:17,463 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 60 transitions. [2021-10-11 00:26:17,463 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:26:17,463 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2021-10-11 00:26:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-11 00:26:17,465 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:26:17,465 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:26:17,465 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:26:17,466 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:26:17,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:26:17,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1631104881, now seen corresponding path program 1 times [2021-10-11 00:26:17,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:26:17,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305777321] [2021-10-11 00:26:17,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:26:17,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:26:17,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:26:17,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305777321] [2021-10-11 00:26:17,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:26:17,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:26:17,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33241231] [2021-10-11 00:26:17,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:26:17,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:26:17,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:26:17,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:26:17,628 INFO L87 Difference]: Start difference. First operand 38 states and 60 transitions. Second operand 5 states. [2021-10-11 00:26:17,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:26:17,688 INFO L93 Difference]: Finished difference Result 31 states and 43 transitions. [2021-10-11 00:26:17,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:26:17,688 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2021-10-11 00:26:17,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:26:17,689 INFO L225 Difference]: With dead ends: 31 [2021-10-11 00:26:17,689 INFO L226 Difference]: Without dead ends: 28 [2021-10-11 00:26:17,690 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:26:17,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-10-11 00:26:17,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-10-11 00:26:17,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2021-10-11 00:26:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 38 transitions. [2021-10-11 00:26:17,694 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 38 transitions. Word has length 9 [2021-10-11 00:26:17,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:26:17,695 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 38 transitions. [2021-10-11 00:26:17,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:26:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2021-10-11 00:26:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-11 00:26:17,695 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:26:17,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:26:17,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:26:17,696 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:26:17,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:26:17,696 INFO L82 PathProgramCache]: Analyzing trace with hash -2051601264, now seen corresponding path program 1 times [2021-10-11 00:26:17,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:26:17,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560959618] [2021-10-11 00:26:17,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:26:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:26:17,769 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:26:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:26:17,807 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:26:17,843 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:26:17,843 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:26:17,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:26:17,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:26:17 BasicIcfg [2021-10-11 00:26:17,889 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:26:17,890 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:26:17,890 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:26:17,890 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:26:17,891 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:26:09" (3/4) ... [2021-10-11 00:26:17,893 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 00:26:17,972 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263b2361-75b7-4552-aad3-c4c5e8f734dd/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:26:17,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:26:17,976 INFO L168 Benchmark]: Toolchain (without parser) took 9591.49 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 79.0 MB in the beginning and 86.8 MB in the end (delta: -7.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,976 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 117.4 MB. Free memory is still 96.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:26:17,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.38 ms. Allocated memory is still 117.4 MB. Free memory was 78.8 MB in the beginning and 72.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.05 ms. Allocated memory is still 117.4 MB. Free memory was 72.0 MB in the beginning and 70.3 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:26:17,979 INFO L168 Benchmark]: Boogie Preprocessor took 41.22 ms. Allocated memory is still 117.4 MB. Free memory was 70.3 MB in the beginning and 68.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,983 INFO L168 Benchmark]: RCFGBuilder took 541.00 ms. Allocated memory is still 117.4 MB. Free memory was 68.5 MB in the beginning and 91.4 MB in the end (delta: -22.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,986 INFO L168 Benchmark]: TraceAbstraction took 8189.27 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 91.0 MB in the beginning and 89.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 55.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,986 INFO L168 Benchmark]: Witness Printer took 84.82 ms. Allocated memory is still 172.0 MB. Free memory was 89.9 MB in the beginning and 86.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:26:17,991 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 117.4 MB. Free memory is still 96.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 654.38 ms. Allocated memory is still 117.4 MB. Free memory was 78.8 MB in the beginning and 72.0 MB in the end (delta: 6.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 66.05 ms. Allocated memory is still 117.4 MB. Free memory was 72.0 MB in the beginning and 70.3 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.22 ms. Allocated memory is still 117.4 MB. Free memory was 70.3 MB in the beginning and 68.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 541.00 ms. Allocated memory is still 117.4 MB. Free memory was 68.5 MB in the beginning and 91.4 MB in the end (delta: -22.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8189.27 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 91.0 MB in the beginning and 89.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 55.5 MB. Max. memory is 16.1 GB. * Witness Printer took 84.82 ms. Allocated memory is still 172.0 MB. Free memory was 89.9 MB in the beginning and 86.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 902 VarBasedMoverChecksPositive, 121 VarBasedMoverChecksNegative, 87 SemBasedMoverChecksPositive, 34 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 100 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 7.1s, 91 PlacesBefore, 25 PlacesAfterwards, 96 TransitionsBefore, 30 TransitionsAfterwards, 1386 CoEnabledTransitionPairs, 6 FixpointIterations, 37 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 0 ChoiceCompositions, 86 TotalNumberOfCompositions, 2553 MoverChecksTotal - CounterExampleResult [Line: 684]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L689] 0 pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L690] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L691] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L700] 0 pthread_t id; [L701] 0 int i = 0; [L702] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, (void *) &i) VAL [__global_lock={11:0}, arg={5:0}, mutex1={3:0}, mutex2={9:0}] [L693] 1 int *p = (int *) arg; [L695] EXPR 1 \read(*p) [L695] 1 (*p)++ VAL [(*p)++=0, \read(*p)=0, __global_lock={11:0}, arg={5:0}, arg={5:0}, mutex1={3:0}, mutex2={9:0}, p={5:0}] [L704] 0 \read(i) [L684] COND TRUE 0 !(cond) [L684] 0 reach_error() VAL [__global_lock={11:0}, arg={5:0}, arg={5:0}, mutex1={3:0}, mutex2={9:0}, p={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7.9s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.1s, HoareTripleCheckerStatistics: 29 SDtfs, 25 SDslu, 13 SDs, 0 SdLazy, 35 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 496 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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! Received shutdown request...