/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_neg.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 18:22:16,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 18:22:16,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 18:22:16,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 18:22:16,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 18:22:16,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 18:22:16,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 18:22:16,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 18:22:16,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 18:22:16,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 18:22:16,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 18:22:16,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 18:22:16,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 18:22:16,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 18:22:16,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 18:22:16,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 18:22:16,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 18:22:16,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 18:22:16,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 18:22:16,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 18:22:16,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 18:22:16,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 18:22:16,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 18:22:16,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 18:22:16,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 18:22:16,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 18:22:16,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 18:22:16,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 18:22:16,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 18:22:16,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-15 18:22:16,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 18:22:16,157 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 18:22:16,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 18:22:16,159 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 18:22:16,178 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 18:22:16,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 18:22:16,179 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 18:22:16,179 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 18:22:16,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 18:22:16,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 18:22:16,185 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 18:22:16,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 18:22:16,185 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 18:22:16,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 18:22:16,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 18:22:16,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:22:16,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 18:22:16,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 18:22:16,188 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 18:22:16,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 18:22:16,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 18:22:16,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 18:22:16,383 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 18:22:16,383 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 18:22:16,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_neg.i [2022-03-15 18:22:16,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14f0c781/e26b947b0ad344529c2d700ea2002ae5/FLAG36e18483c [2022-03-15 18:22:16,774 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 18:22:16,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_neg.i [2022-03-15 18:22:16,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14f0c781/e26b947b0ad344529c2d700ea2002ae5/FLAG36e18483c [2022-03-15 18:22:17,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e14f0c781/e26b947b0ad344529c2d700ea2002ae5 [2022-03-15 18:22:17,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 18:22:17,180 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 18:22:17,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 18:22:17,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 18:22:17,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 18:22:17,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c220654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17, skipping insertion in model container [2022-03-15 18:22:17,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 18:22:17,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 18:22:17,379 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/36-apron_41-threadenter-no-locals_unknown_1_neg.i[1102,1115] [2022-03-15 18:22:17,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:22:17,513 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 18:22:17,523 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/36-apron_41-threadenter-no-locals_unknown_1_neg.i[1102,1115] [2022-03-15 18:22:17,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:22:17,571 INFO L208 MainTranslator]: Completed translation [2022-03-15 18:22:17,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17 WrapperNode [2022-03-15 18:22:17,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 18:22:17,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 18:22:17,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 18:22:17,574 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 18:22:17,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,611 INFO L137 Inliner]: procedures = 162, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-03-15 18:22:17,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 18:22:17,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 18:22:17,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 18:22:17,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 18:22:17,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 18:22:17,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 18:22:17,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 18:22:17,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 18:22:17,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (1/1) ... [2022-03-15 18:22:17,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:22:17,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:22:17,668 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) [2022-03-15 18:22:17,724 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 [2022-03-15 18:22:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 18:22:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 18:22:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 18:22:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 18:22:17,739 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 18:22:17,863 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 18:22:17,864 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 18:22:17,991 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 18:22:17,995 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 18:22:17,996 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 18:22:17,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:22:17 BoogieIcfgContainer [2022-03-15 18:22:17,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 18:22:17,998 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 18:22:17,998 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 18:22:18,000 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 18:22:18,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 06:22:17" (1/3) ... [2022-03-15 18:22:18,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b3e8b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:22:18, skipping insertion in model container [2022-03-15 18:22:18,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:22:17" (2/3) ... [2022-03-15 18:22:18,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b3e8b7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:22:18, skipping insertion in model container [2022-03-15 18:22:18,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:22:17" (3/3) ... [2022-03-15 18:22:18,002 INFO L111 eAbstractionObserver]: Analyzing ICFG 36-apron_41-threadenter-no-locals_unknown_1_neg.i [2022-03-15 18:22:18,005 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 18:22:18,005 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 18:22:18,006 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-15 18:22:18,006 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 18:22:18,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~x~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:22:18,052 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 18:22:18,093 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 18:22:18,108 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 18:22:18,108 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-03-15 18:22:18,120 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 18:22:18,128 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 43 transitions, 91 flow [2022-03-15 18:22:18,131 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 43 transitions, 91 flow [2022-03-15 18:22:18,132 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 43 transitions, 91 flow [2022-03-15 18:22:18,165 INFO L129 PetriNetUnfolder]: 1/42 cut-off events. [2022-03-15 18:22:18,165 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-03-15 18:22:18,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 42 events. 1/42 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 22 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 24. Up to 2 conditions per place. [2022-03-15 18:22:18,171 INFO L116 LiptonReduction]: Number of co-enabled transitions 256 [2022-03-15 18:22:19,256 INFO L131 LiptonReduction]: Checked pairs total: 179 [2022-03-15 18:22:19,256 INFO L133 LiptonReduction]: Total number of compositions: 44 [2022-03-15 18:22:19,262 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 10 places, 6 transitions, 17 flow [2022-03-15 18:22:19,269 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2022-03-15 18:22:19,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2022-03-15 18:22:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-03-15 18:22:19,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:22:19,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1] [2022-03-15 18:22:19,275 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-15 18:22:19,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:22:19,279 INFO L85 PathProgramCache]: Analyzing trace with hash 179360, now seen corresponding path program 1 times [2022-03-15 18:22:19,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:22:19,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274677409] [2022-03-15 18:22:19,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:22:19,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:22:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:22:19,370 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 18:22:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:22:19,391 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 18:22:19,393 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 18:22:19,393 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-03-15 18:22:19,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-03-15 18:22:19,395 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2022-03-15 18:22:19,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 18:22:19,397 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-03-15 18:22:19,400 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 18:22:19,400 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 18:22:19,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 06:22:19 BasicIcfg [2022-03-15 18:22:19,411 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 18:22:19,412 INFO L158 Benchmark]: Toolchain (without parser) took 2231.82ms. Allocated memory was 206.6MB in the beginning and 248.5MB in the end (delta: 41.9MB). Free memory was 150.7MB in the beginning and 202.3MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 18:22:19,412 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 206.6MB. Free memory is still 168.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 18:22:19,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.23ms. Allocated memory is still 206.6MB. Free memory was 150.4MB in the beginning and 170.1MB in the end (delta: -19.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-03-15 18:22:19,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.24ms. Allocated memory is still 206.6MB. Free memory was 170.1MB in the beginning and 168.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-15 18:22:19,413 INFO L158 Benchmark]: Boogie Preprocessor took 27.00ms. Allocated memory is still 206.6MB. Free memory was 168.0MB in the beginning and 166.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-15 18:22:19,414 INFO L158 Benchmark]: RCFGBuilder took 356.90ms. Allocated memory is still 206.6MB. Free memory was 166.9MB in the beginning and 156.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-15 18:22:19,414 INFO L158 Benchmark]: TraceAbstraction took 1413.26ms. Allocated memory was 206.6MB in the beginning and 248.5MB in the end (delta: 41.9MB). Free memory was 155.9MB in the beginning and 202.3MB in the end (delta: -46.4MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 18:22:19,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 206.6MB. Free memory is still 168.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 377.23ms. Allocated memory is still 206.6MB. Free memory was 150.4MB in the beginning and 170.1MB in the end (delta: -19.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.24ms. Allocated memory is still 206.6MB. Free memory was 170.1MB in the beginning and 168.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 27.00ms. Allocated memory is still 206.6MB. Free memory was 168.0MB in the beginning and 166.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 356.90ms. Allocated memory is still 206.6MB. Free memory was 166.9MB in the beginning and 156.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1413.26ms. Allocated memory was 206.6MB in the beginning and 248.5MB in the end (delta: 41.9MB). Free memory was 155.9MB in the beginning and 202.3MB in the end (delta: -46.4MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1.1s, 46 PlacesBefore, 10 PlacesAfterwards, 43 TransitionsBefore, 6 TransitionsAfterwards, 256 CoEnabledTransitionPairs, 5 FixpointIterations, 16 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 44 TotalNumberOfCompositions, 179 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 179, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 134, positive: 134, positive conditional: 0, positive unconditional: 134, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 179, positive: 45, positive conditional: 0, positive unconditional: 45, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 134, unknown conditional: 0, unknown unconditional: 134] , 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 - 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: [L688] 0 int x = 3; [L689] 0 pthread_t id; [L690] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [id={5:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1, x=3] [L683] 1 int x = __VERIFIER_nondet_int(); [L684] CALL 1 __VERIFIER_assert(!(x == 3)) [L19] COND TRUE 1 !(cond) [L19] 1 reach_error() VAL [\old(cond)=0, cond=0] - UnprovableResult [Line: 690]: 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, 60 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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, 3 NumberOfCodeBlocks, 3 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! [2022-03-15 18:22:19,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...