/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 -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 21:53:54,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 21:53:54,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 21:53:54,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-03 21:53:54,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-03 21:53:54,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-03 21:53:54,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-03 21:53:54,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-03 21:53:54,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-03 21:53:54,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-03 21:53:54,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-03 21:53:54,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-03 21:53:54,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 21:53:54,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 21:53:54,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 21:53:54,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 21:53:54,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 21:53:54,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 21:53:54,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 21:53:54,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 21:53:54,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 21:53:54,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 21:53:54,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 21:53:54,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 21:53:54,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-03 21:53:54,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-03 21:53:54,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-03 21:53:54,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-03 21:53:54,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-03 21:53:54,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-03 21:53:54,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-03 21:53:54,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-03 21:53:54,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-03 21:53:54,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 21:53:54,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 21:53:54,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 21:53:54,403 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 [2022-03-03 21:53:54,438 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 21:53:54,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 21:53:54,438 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 21:53:54,438 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 21:53:54,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 21:53:54,439 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 21:53:54,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 21:53:54,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 21:53:54,440 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 21:53:54,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 21:53:54,441 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 21:53:54,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 21:53:54,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 21:53:54,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 21:53:54,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 21:53:54,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 21:53:54,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 21:53:54,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 21:53:54,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 21:53:54,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-03 21:53:54,445 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-03 21:53:54,445 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-03 21:53:54,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 21:53:54,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 21:53:54,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 21:53:54,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 21:53:54,669 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 21:53:54,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-03-03 21:53:54,727 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8db2d6a4a/ab1aa77881914ff6a778cd2c9a28516e/FLAG2b80596e6 [2022-03-03 21:53:55,168 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 21:53:55,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i [2022-03-03 21:53:55,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8db2d6a4a/ab1aa77881914ff6a778cd2c9a28516e/FLAG2b80596e6 [2022-03-03 21:53:55,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8db2d6a4a/ab1aa77881914ff6a778cd2c9a28516e [2022-03-03 21:53:55,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 21:53:55,199 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 21:53:55,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 21:53:55,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 21:53:55,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 21:53:55,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec88bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55, skipping insertion in model container [2022-03-03 21:53:55,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 21:53:55,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 21:53:55,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-03-03 21:53:55,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 21:53:55,528 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 21:53:55,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_19-publish-precision_unknown_2_pos.i[1103,1116] [2022-03-03 21:53:55,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 21:53:55,587 INFO L208 MainTranslator]: Completed translation [2022-03-03 21:53:55,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55 WrapperNode [2022-03-03 21:53:55,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 21:53:55,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 21:53:55,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 21:53:55,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 21:53:55,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,620 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-03-03 21:53:55,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 21:53:55,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 21:53:55,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 21:53:55,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 21:53:55,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 21:53:55,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 21:53:55,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 21:53:55,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 21:53:55,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (1/1) ... [2022-03-03 21:53:55,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 21:53:55,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 21:53:55,680 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) [2022-03-03 21:53:55,685 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 [2022-03-03 21:53:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 21:53:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 21:53:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 21:53:55,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 21:53:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 21:53:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-03 21:53:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-03 21:53:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 21:53:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 21:53:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 21:53:55,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 21:53:55,719 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 21:53:55,849 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 21:53:55,850 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 21:53:56,013 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 21:53:56,019 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 21:53:56,019 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 21:53:56,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 09:53:56 BoogieIcfgContainer [2022-03-03 21:53:56,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 21:53:56,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 21:53:56,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 21:53:56,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 21:53:56,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:53:55" (1/3) ... [2022-03-03 21:53:56,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a625e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:53:56, skipping insertion in model container [2022-03-03 21:53:56,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:53:55" (2/3) ... [2022-03-03 21:53:56,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a625e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:53:56, skipping insertion in model container [2022-03-03 21:53:56,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 09:53:56" (3/3) ... [2022-03-03 21:53:56,028 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_19-publish-precision_unknown_2_pos.i [2022-03-03 21:53:56,032 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 21:53:56,033 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 21:53:56,034 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-03 21:53:56,034 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 21:53:56,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,056 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,057 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,064 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,065 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 21:53:56,068 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-03 21:53:56,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-03 21:53:56,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 21:53:56,108 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) [2022-03-03 21:53:56,110 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 [2022-03-03 21:53:56,137 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 21:53:56,143 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 [2022-03-03 21:53:56,143 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-03-03 21:53:56,185 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 52 transitions and produced 53 states. [2022-03-03 21:53:56,187 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-03-03 21:53:56,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 21:53:56,192 INFO L85 PathProgramCache]: Analyzing trace with hash -881270525, now seen corresponding path program 1 times [2022-03-03 21:53:56,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 21:53:56,200 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088436092] [2022-03-03 21:53:56,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 21:53:56,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 21:53:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-03 21:53:56,305 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-03 21:53:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-03 21:53:56,359 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-03 21:53:56,361 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-03 21:53:56,362 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-03-03 21:53:56,365 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-03-03 21:53:56,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 21:53:56,372 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-03-03 21:53:56,375 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 21:53:56,375 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 21:53:56,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 09:53:56 BasicIcfg [2022-03-03 21:53:56,405 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 21:53:56,407 INFO L158 Benchmark]: Toolchain (without parser) took 1207.33ms. Allocated memory was 184.5MB in the beginning and 250.6MB in the end (delta: 66.1MB). Free memory was 125.1MB in the beginning and 168.5MB in the end (delta: -43.4MB). Peak memory consumption was 22.2MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,407 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 21:53:56,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.05ms. Allocated memory was 184.5MB in the beginning and 250.6MB in the end (delta: 66.1MB). Free memory was 124.9MB in the beginning and 212.6MB in the end (delta: -87.7MB). Peak memory consumption was 7.9MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.63ms. Allocated memory is still 250.6MB. Free memory was 212.6MB in the beginning and 210.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,409 INFO L158 Benchmark]: Boogie Preprocessor took 23.41ms. Allocated memory is still 250.6MB. Free memory was 210.5MB in the beginning and 209.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,409 INFO L158 Benchmark]: RCFGBuilder took 376.07ms. Allocated memory is still 250.6MB. Free memory was 209.4MB in the beginning and 196.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,410 INFO L158 Benchmark]: TraceAbstraction took 382.67ms. Allocated memory is still 250.6MB. Free memory was 195.8MB in the beginning and 168.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-03 21:53:56,413 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 184.5MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 388.05ms. Allocated memory was 184.5MB in the beginning and 250.6MB in the end (delta: 66.1MB). Free memory was 124.9MB in the beginning and 212.6MB in the end (delta: -87.7MB). Peak memory consumption was 7.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.63ms. Allocated memory is still 250.6MB. Free memory was 212.6MB in the beginning and 210.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.41ms. Allocated memory is still 250.6MB. Free memory was 210.5MB in the beginning and 209.4MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 376.07ms. Allocated memory is still 250.6MB. Free memory was 209.4MB in the beginning and 196.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 382.67ms. Allocated memory is still 250.6MB. Free memory was 195.8MB in the beginning and 168.5MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. 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 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L681] 0 int glob1 = 0; VAL [glob1=0] [L682] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}] [L683] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [glob1=0, mutex1={3:0}, mutex2={4:0}] [L696] 0 pthread_t id; VAL [glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}] [L697] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, glob1=0, id={6:0}, mutex1={3:0}, mutex2={4:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L699] CALL 0 __VERIFIER_assert(glob1 == 5) [L19] COND TRUE 0 !(cond) VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] [L19] 0 reach_error() VAL [\old(cond)=0, arg={0:0}, cond=0, glob1=0, mutex1={3:0}, mutex2={4:0}] - UnprovableResult [Line: 697]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 87 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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! [2022-03-03 21:53:56,441 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 [2022-03-03 21:53:56,652 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...