/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/02-base_26-malloc_struct.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-16 05:05:54,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-16 05:05:54,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-16 05:05:54,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-16 05:05:54,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-16 05:05:54,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-16 05:05:54,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-16 05:05:54,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-16 05:05:54,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-16 05:05:54,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-16 05:05:54,092 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-16 05:05:54,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-16 05:05:54,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-16 05:05:54,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-16 05:05:54,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-16 05:05:54,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-16 05:05:54,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-16 05:05:54,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-16 05:05:54,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-16 05:05:54,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-16 05:05:54,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-16 05:05:54,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-16 05:05:54,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-16 05:05:54,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-16 05:05:54,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-16 05:05:54,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-16 05:05:54,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-16 05:05:54,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-16 05:05:54,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-16 05:05:54,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-16 05:05:54,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-16 05:05:54,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-16 05:05:54,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-16 05:05:54,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-16 05:05:54,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-16 05:05:54,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-16 05:05:54,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-16 05:05:54,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-16 05:05:54,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-16 05:05:54,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-16 05:05:54,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-16 05:05:54,126 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-16 05:05:54,156 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-16 05:05:54,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-16 05:05:54,157 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-16 05:05:54,157 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-16 05:05:54,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-16 05:05:54,158 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-16 05:05:54,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-16 05:05:54,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-16 05:05:54,158 INFO L138 SettingsManager]: * Use SBE=true [2022-03-16 05:05:54,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-16 05:05:54,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-16 05:05:54,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-16 05:05:54,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-16 05:05:54,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-16 05:05:54,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 05:05:54,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-16 05:05:54,161 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-16 05:05:54,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-16 05:05:54,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-16 05:05:54,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-16 05:05:54,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-16 05:05:54,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-16 05:05:54,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-16 05:05:54,408 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-16 05:05:54,409 INFO L275 PluginConnector]: CDTParser initialized [2022-03-16 05:05:54,411 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/02-base_26-malloc_struct.i [2022-03-16 05:05:54,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8c50eb9/86c122636a77470ca753b62882e1a478/FLAGacc49b94a [2022-03-16 05:05:54,942 INFO L306 CDTParser]: Found 1 translation units. [2022-03-16 05:05:54,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/02-base_26-malloc_struct.i [2022-03-16 05:05:54,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8c50eb9/86c122636a77470ca753b62882e1a478/FLAGacc49b94a [2022-03-16 05:05:54,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b8c50eb9/86c122636a77470ca753b62882e1a478 [2022-03-16 05:05:54,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-16 05:05:54,989 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-16 05:05:54,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-16 05:05:54,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-16 05:05:54,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-16 05:05:54,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:05:54" (1/1) ... [2022-03-16 05:05:54,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b79d739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:54, skipping insertion in model container [2022-03-16 05:05:54,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 05:05:54" (1/1) ... [2022-03-16 05:05:55,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-16 05:05:55,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-16 05:05:55,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 05:05:55,503 INFO L203 MainTranslator]: Completed pre-run [2022-03-16 05:05:55,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-16 05:05:55,587 INFO L208 MainTranslator]: Completed translation [2022-03-16 05:05:55,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55 WrapperNode [2022-03-16 05:05:55,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-16 05:05:55,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-16 05:05:55,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-16 05:05:55,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-16 05:05:55,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,653 INFO L137 Inliner]: procedures = 365, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2022-03-16 05:05:55,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-16 05:05:55,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-16 05:05:55,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-16 05:05:55,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-16 05:05:55,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-16 05:05:55,686 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-16 05:05:55,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-16 05:05:55,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-16 05:05:55,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (1/1) ... [2022-03-16 05:05:55,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-16 05:05:55,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 05:05:55,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-16 05:05:55,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-16 05:05:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-16 05:05:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-16 05:05:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-16 05:05:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-16 05:05:55,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-16 05:05:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-16 05:05:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-16 05:05:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-16 05:05:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-16 05:05:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-16 05:05:55,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-16 05:05:55,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-16 05:05:55,746 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-16 05:05:55,855 INFO L234 CfgBuilder]: Building ICFG [2022-03-16 05:05:55,857 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-16 05:05:56,058 INFO L275 CfgBuilder]: Performing block encoding [2022-03-16 05:05:56,069 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-16 05:05:56,069 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-16 05:05:56,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 05:05:56 BoogieIcfgContainer [2022-03-16 05:05:56,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-16 05:05:56,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-16 05:05:56,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-16 05:05:56,076 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-16 05:05:56,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 05:05:54" (1/3) ... [2022-03-16 05:05:56,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2929b551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 05:05:56, skipping insertion in model container [2022-03-16 05:05:56,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 05:05:55" (2/3) ... [2022-03-16 05:05:56,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2929b551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 05:05:56, skipping insertion in model container [2022-03-16 05:05:56,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.03 05:05:56" (3/3) ... [2022-03-16 05:05:56,078 INFO L111 eAbstractionObserver]: Analyzing ICFG 02-base_26-malloc_struct.i [2022-03-16 05:05:56,081 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-16 05:05:56,082 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-16 05:05:56,082 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2022-03-16 05:05:56,082 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-16 05:05:56,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,119 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,119 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,120 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,121 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,122 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,123 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,124 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,125 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,126 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,127 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,128 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,137 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,138 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-16 05:05:56,139 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-16 05:05:56,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-16 05:05:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-16 05:05:56,182 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-03-16 05:05:56,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-03-16 05:05:56,206 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-16 05:05:56,213 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=false [2022-03-16 05:05:56,213 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-03-16 05:05:56,329 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 34 transitions and produced 35 states. [2022-03-16 05:05:56,331 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:56,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:56,341 INFO L85 PathProgramCache]: Analyzing trace with hash 670265562, now seen corresponding path program 1 times [2022-03-16 05:05:56,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:56,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106397484] [2022-03-16 05:05:56,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:56,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:56,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:56,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106397484] [2022-03-16 05:05:56,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106397484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:56,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:56,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:05:56,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894362812] [2022-03-16 05:05:56,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:56,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:05:56,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:56,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:05:56,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:05:56,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:56,629 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:56,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:56,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:56,736 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 39 transitions and produced 40 states. [2022-03-16 05:05:56,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:56,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-16 05:05:56,738 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:56,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:56,739 INFO L85 PathProgramCache]: Analyzing trace with hash 756627061, now seen corresponding path program 1 times [2022-03-16 05:05:56,739 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:56,739 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435216729] [2022-03-16 05:05:56,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:56,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:56,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:56,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435216729] [2022-03-16 05:05:56,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435216729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:56,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:56,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-16 05:05:56,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98619473] [2022-03-16 05:05:56,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:56,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-16 05:05:56,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:56,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-16 05:05:56,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-16 05:05:56,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:56,803 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:56,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:56,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:56,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:57,038 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 72 transitions and produced 73 states. [2022-03-16 05:05:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-16 05:05:57,040 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:57,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:57,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1778397319, now seen corresponding path program 1 times [2022-03-16 05:05:57,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:57,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825298955] [2022-03-16 05:05:57,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:57,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:57,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:57,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825298955] [2022-03-16 05:05:57,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825298955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:57,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:57,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 05:05:57,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400836038] [2022-03-16 05:05:57,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:57,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 05:05:57,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:57,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 05:05:57,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 05:05:57,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:57,247 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:57,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.0) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:57,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:57,611 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 91 transitions and produced 92 states. [2022-03-16 05:05:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:57,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-16 05:05:57,613 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:57,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:57,613 INFO L85 PathProgramCache]: Analyzing trace with hash -504654480, now seen corresponding path program 1 times [2022-03-16 05:05:57,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:57,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599824457] [2022-03-16 05:05:57,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:57,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:57,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:57,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:57,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599824457] [2022-03-16 05:05:57,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599824457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:57,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:57,780 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 05:05:57,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983901402] [2022-03-16 05:05:57,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:57,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 05:05:57,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:57,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 05:05:57,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 05:05:57,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:57,782 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:57,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.8) internal successors, (64), 6 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:57,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:57,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:57,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:58,232 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 119 transitions and produced 120 states. [2022-03-16 05:05:58,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-16 05:05:58,233 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:58,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:58,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1033093604, now seen corresponding path program 1 times [2022-03-16 05:05:58,234 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:58,234 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693986112] [2022-03-16 05:05:58,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:58,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:58,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693986112] [2022-03-16 05:05:58,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693986112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:58,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:58,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 05:05:58,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011962910] [2022-03-16 05:05:58,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:58,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 05:05:58,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:58,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 05:05:58,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 05:05:58,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:58,323 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:58,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:58,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:58,795 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 130 transitions and produced 131 states. [2022-03-16 05:05:58,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-16 05:05:58,800 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:05:58,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:05:58,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1727874274, now seen corresponding path program 1 times [2022-03-16 05:05:58,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:05:58,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112247934] [2022-03-16 05:05:58,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:05:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:05:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:05:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:05:58,925 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:05:58,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112247934] [2022-03-16 05:05:58,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112247934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:05:58,926 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:05:58,926 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-16 05:05:58,926 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333566424] [2022-03-16 05:05:58,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:05:58,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-16 05:05:58,926 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:05:58,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-16 05:05:58,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-16 05:05:58,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:05:58,927 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:05:58,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.6) internal successors, (93), 6 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:05:58,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:05:58,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:05:58,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:06:00,533 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 470 transitions and produced 310 states. [2022-03-16 05:06:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-16 05:06:00,534 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:06:00,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:06:00,535 INFO L85 PathProgramCache]: Analyzing trace with hash 735125164, now seen corresponding path program 1 times [2022-03-16 05:06:00,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:06:00,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758082137] [2022-03-16 05:06:00,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:06:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:06:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-16 05:06:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-16 05:06:00,850 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-16 05:06:00,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758082137] [2022-03-16 05:06:00,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758082137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-16 05:06:00,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-16 05:06:00,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-03-16 05:06:00,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294635833] [2022-03-16 05:06:00,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-16 05:06:00,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-16 05:06:00,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-16 05:06:00,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-16 05:06:00,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-03-16 05:06:00,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:06:00,856 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-16 05:06:00,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.0) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:00,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-16 05:06:06,092 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 1316 transitions and produced 822 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-16 05:06:06,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-16 05:06:06,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-16 05:06:06,094 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 11 more)] === [2022-03-16 05:06:06,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-16 05:06:06,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1195022298, now seen corresponding path program 1 times [2022-03-16 05:06:06,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-16 05:06:06,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237010072] [2022-03-16 05:06:06,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-16 05:06:06,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-16 05:06:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 05:06:06,127 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-16 05:06:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-16 05:06:06,196 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-16 05:06:06,196 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-16 05:06:06,197 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 14 remaining) [2022-03-16 05:06:06,204 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (12 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (11 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (10 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (9 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (8 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 14 remaining) [2022-03-16 05:06:06,205 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (4 of 14 remaining) [2022-03-16 05:06:06,206 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 14 remaining) [2022-03-16 05:06:06,206 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 14 remaining) [2022-03-16 05:06:06,206 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 14 remaining) [2022-03-16 05:06:06,206 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 14 remaining) [2022-03-16 05:06:06,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-16 05:06:06,211 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-03-16 05:06:06,215 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-16 05:06:06,215 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-16 05:06:06,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 05:06:06 BasicIcfg [2022-03-16 05:06:06,257 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-16 05:06:06,258 INFO L158 Benchmark]: Toolchain (without parser) took 11269.07ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 146.4MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 692.2MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,258 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 199.2MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-16 05:06:06,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 598.31ms. Allocated memory is still 199.2MB. Free memory was 146.3MB in the beginning and 147.9MB in the end (delta: -1.6MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.07ms. Allocated memory is still 199.2MB. Free memory was 147.9MB in the beginning and 145.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,259 INFO L158 Benchmark]: Boogie Preprocessor took 30.10ms. Allocated memory is still 199.2MB. Free memory was 145.3MB in the beginning and 143.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,259 INFO L158 Benchmark]: RCFGBuilder took 385.41ms. Allocated memory is still 199.2MB. Free memory was 143.2MB in the beginning and 129.0MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,259 INFO L158 Benchmark]: TraceAbstraction took 10185.23ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 128.5MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 674.5MB. Max. memory is 8.0GB. [2022-03-16 05:06:06,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 199.2MB. Free memory is still 165.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 598.31ms. Allocated memory is still 199.2MB. Free memory was 146.3MB in the beginning and 147.9MB in the end (delta: -1.6MB). Peak memory consumption was 11.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.07ms. Allocated memory is still 199.2MB. Free memory was 147.9MB in the beginning and 145.3MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.10ms. Allocated memory is still 199.2MB. Free memory was 145.3MB in the beginning and 143.7MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 385.41ms. Allocated memory is still 199.2MB. Free memory was 143.2MB in the beginning and 129.0MB in the end (delta: 14.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 10185.23ms. Allocated memory was 199.2MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 128.5MB in the beginning and 1.3GB in the end (delta: -1.1GB). Peak memory consumption was 674.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 1245]: Data race detected Data race detected The following path leads to a data race: [L1227] 0 data *d; VAL [d={0:0}] [L1228] 0 pthread_mutex_t m = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [d={0:0}, m={3:0}] [L1237] 0 pthread_t id; VAL [d={0:0}, id={9:0}, m={3:0}] [L1238] 0 data *z; VAL [d={0:0}, id={9:0}, m={3:0}] [L1239] 0 d = malloc(sizeof(data)) VAL [d={-2:0}, d = malloc(sizeof(data))=105, id={9:0}, m={3:0}, malloc(sizeof(data))={-2:0}] [L1240] 0 z = d VAL [d={-2:0}, id={9:0}, m={3:0}, z={-2:0}] [L1241] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, d={-2:0}, id={9:0}, m={3:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1, z={-2:0}] [L1243] EXPR 0 d->x VAL [arg={0:0}, d={-2:0}, d->x=104, id={9:0}, m={3:0}, z={-2:0}] [L1243] 0 printf("%d\n",d->x) VAL [arg={0:0}, d={-2:0}, d->x=104, id={9:0}, m={3:0}, z={-2:0}] [L1245] EXPR 0 z->y VAL [arg={0:0}, d={-2:0}, id={9:0}, m={3:0}, z={-2:0}, z->y=102] [L1231] EXPR 1 d->x VAL [arg={0:0}, arg={0:0}, d={-2:0}, m={3:0}] [L1231] 1 d->x = 3 VAL [arg={0:0}, arg={0:0}, d={-2:0}, m={3:0}] [L1232] EXPR 1 d->y VAL [arg={0:0}, arg={0:0}, d={-2:0}, m={3:0}] [L1232] 1 d->y = 8 VAL [arg={0:0}, arg={0:0}, d={-2:0}, d->y = 8=103, m={3:0}] [L1245] 0 printf("%d\n",z->y) VAL [arg={0:0}, arg={0:0}, d={-2:0}, d->y = 8=103, id={9:0}, m={3:0}, z={-2:0}, z->y=102] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: d->y = 8 [1232] * C: d->x = 3 [1231] * C: d->x = 3 [1231] * C: d->x = 3 [1231] * C: d = malloc(sizeof(data)) [1239] * C: d->x = 3 [1231] and C: printf("%d\n",z->y) [1245] - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1243]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1243]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: 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: 1231]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1231]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1232]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1232]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 140 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 10.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 8.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 519 NumberOfCodeBlocks, 519 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 1470 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 could not prove your program: unable to determine feasibility of some traces [2022-03-16 05:06:06,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-03-16 05:06:06,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...