/usr/bin/java -Xmx16000000000 -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-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 13:56:58,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 13:56:58,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 13:56:59,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-18 13:56:59,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-18 13:56:59,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-18 13:56:59,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-18 13:56:59,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-18 13:56:59,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-18 13:56:59,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-18 13:56:59,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-18 13:56:59,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-18 13:56:59,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 13:56:59,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 13:56:59,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 13:56:59,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 13:56:59,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 13:56:59,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 13:56:59,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 13:56:59,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 13:56:59,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 13:56:59,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 13:56:59,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 13:56:59,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 13:56:59,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-18 13:56:59,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-18 13:56:59,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-18 13:56:59,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-18 13:56:59,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-18 13:56:59,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-18 13:56:59,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-18 13:56:59,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-18 13:56:59,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-18 13:56:59,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-18 13:56:59,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-18 13:56:59,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-18 13:56:59,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-18 13:56:59,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-18 13:56:59,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 13:56:59,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 13:56:59,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 13:56:59,082 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-FA-NoLbe-Separate.epf [2022-01-18 13:56:59,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 13:56:59,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 13:56:59,104 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 13:56:59,104 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 13:56:59,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 13:56:59,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 13:56:59,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 13:56:59,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 13:56:59,105 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 13:56:59,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 13:56:59,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 13:56:59,106 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 13:56:59,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 13:56:59,107 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 13:56:59,108 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 13:56:59,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 13:56:59,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 13:56:59,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 13:56:59,292 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 13:56:59,300 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 13:56:59,301 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-01-18 13:56:59,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd54a3d7/adc111c9b2064e8d8e6f1cc8417f46b1/FLAG478aff004 [2022-01-18 13:56:59,697 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 13:56:59,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkJoinNotMod.c [2022-01-18 13:56:59,697 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-01-18 13:56:59,697 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-01-18 13:56:59,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd54a3d7/adc111c9b2064e8d8e6f1cc8417f46b1/FLAG478aff004 [2022-01-18 13:57:00,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdd54a3d7/adc111c9b2064e8d8e6f1cc8417f46b1 [2022-01-18 13:57:00,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 13:57:00,152 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 13:57:00,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 13:57:00,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 13:57:00,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 13:57:00,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8d2744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00, skipping insertion in model container [2022-01-18 13:57:00,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 13:57:00,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 13:57:00,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 13:57:00,294 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 13:57:00,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 13:57:00,312 INFO L208 MainTranslator]: Completed translation [2022-01-18 13:57:00,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00 WrapperNode [2022-01-18 13:57:00,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 13:57:00,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 13:57:00,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 13:57:00,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 13:57:00,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,335 INFO L137 Inliner]: procedures = 13, calls = 36, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2022-01-18 13:57:00,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 13:57:00,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 13:57:00,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 13:57:00,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 13:57:00,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 13:57:00,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 13:57:00,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 13:57:00,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 13:57:00,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (1/1) ... [2022-01-18 13:57:00,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 13:57:00,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 13:57:00,384 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) [2022-01-18 13:57:00,389 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 [2022-01-18 13:57:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-18 13:57:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-01-18 13:57:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 13:57:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure increment [2022-01-18 13:57:00,409 INFO L138 BoogieDeclarations]: Found implementation of procedure increment [2022-01-18 13:57:00,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 13:57:00,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-18 13:57:00,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 13:57:00,411 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 13:57:00,459 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 13:57:00,460 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 13:57:00,599 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 13:57:00,603 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 13:57:00,603 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-18 13:57:00,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 01:57:00 BoogieIcfgContainer [2022-01-18 13:57:00,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 13:57:00,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 13:57:00,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 13:57:00,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 13:57:00,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 01:57:00" (1/3) ... [2022-01-18 13:57:00,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731708f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 01:57:00, skipping insertion in model container [2022-01-18 13:57:00,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 01:57:00" (2/3) ... [2022-01-18 13:57:00,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731708f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 01:57:00, skipping insertion in model container [2022-01-18 13:57:00,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 01:57:00" (3/3) ... [2022-01-18 13:57:00,620 INFO L111 eAbstractionObserver]: Analyzing ICFG forkJoinNotMod.c [2022-01-18 13:57:00,623 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 13:57:00,623 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 13:57:00,623 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-01-18 13:57:00,623 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 13:57:00,667 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,670 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,671 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,671 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,671 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,672 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,673 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,674 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,675 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,681 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,681 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,681 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,682 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,683 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,684 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,685 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,685 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,685 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,685 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,685 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,686 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,687 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,688 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,689 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,690 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,691 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,692 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,693 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,693 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,693 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,695 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,695 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,695 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,695 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem8.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,696 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_#t~mem11.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,697 WARN L322 ript$VariableManager]: TermVariabe |incrementThread1of1ForFork0_~#result~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 13:57:00,703 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-01-18 13:57:00,739 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 13:57:00,743 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-18 13:57:00,743 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-01-18 13:57:00,749 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 87 places, 83 transitions, 174 flow [2022-01-18 13:57:00,788 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 355 states, 351 states have (on average 1.8034188034188035) internal successors, (633), 354 states have internal predecessors, (633), 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) [2022-01-18 13:57:00,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 355 states, 351 states have (on average 1.8034188034188035) internal successors, (633), 354 states have internal predecessors, (633), 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) [2022-01-18 13:57:00,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-01-18 13:57:00,797 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 13:57:00,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 13:57:00,797 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-01-18 13:57:00,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 13:57:00,800 INFO L85 PathProgramCache]: Analyzing trace with hash 2077102797, now seen corresponding path program 1 times [2022-01-18 13:57:00,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 13:57:00,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541462578] [2022-01-18 13:57:00,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 13:57:00,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 13:57:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 13:57:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 13:57:01,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 13:57:01,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541462578] [2022-01-18 13:57:01,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541462578] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 13:57:01,117 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 13:57:01,117 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 13:57:01,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160148081] [2022-01-18 13:57:01,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 13:57:01,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 13:57:01,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 13:57:01,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 13:57:01,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-01-18 13:57:01,143 INFO L87 Difference]: Start difference. First operand has 355 states, 351 states have (on average 1.8034188034188035) internal successors, (633), 354 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 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) [2022-01-18 13:57:01,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 13:57:01,275 INFO L93 Difference]: Finished difference Result 383 states and 688 transitions. [2022-01-18 13:57:01,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 13:57:01,278 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-01-18 13:57:01,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 13:57:01,288 INFO L225 Difference]: With dead ends: 383 [2022-01-18 13:57:01,288 INFO L226 Difference]: Without dead ends: 383 [2022-01-18 13:57:01,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2022-01-18 13:57:01,293 INFO L933 BasicCegarLoop]: 87 mSDtfsCounter, 155 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 13:57:01,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 254 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 13:57:01,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2022-01-18 13:57:01,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 383. [2022-01-18 13:57:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 379 states have (on average 1.8153034300791557) internal successors, (688), 382 states have internal predecessors, (688), 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) [2022-01-18 13:57:01,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 688 transitions. [2022-01-18 13:57:01,358 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 688 transitions. Word has length 28 [2022-01-18 13:57:01,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 13:57:01,358 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 688 transitions. [2022-01-18 13:57:01,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.0) internal successors, (28), 8 states have internal predecessors, (28), 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) [2022-01-18 13:57:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 688 transitions. [2022-01-18 13:57:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-18 13:57:01,359 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 13:57:01,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 13:57:01,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 13:57:01,361 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-01-18 13:57:01,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 13:57:01,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1062257010, now seen corresponding path program 1 times [2022-01-18 13:57:01,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 13:57:01,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728512759] [2022-01-18 13:57:01,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 13:57:01,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 13:57:01,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 13:57:01,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 13:57:01,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 13:57:01,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728512759] [2022-01-18 13:57:01,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728512759] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 13:57:01,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 13:57:01,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 13:57:01,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476379243] [2022-01-18 13:57:01,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 13:57:01,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-01-18 13:57:01,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 13:57:01,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-01-18 13:57:01,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2022-01-18 13:57:01,516 INFO L87 Difference]: Start difference. First operand 383 states and 688 transitions. Second operand has 9 states, 8 states have (on average 3.75) internal successors, (30), 9 states have internal predecessors, (30), 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) [2022-01-18 13:57:01,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 13:57:01,691 INFO L93 Difference]: Finished difference Result 395 states and 711 transitions. [2022-01-18 13:57:01,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-01-18 13:57:01,691 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.75) internal successors, (30), 9 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-01-18 13:57:01,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 13:57:01,695 INFO L225 Difference]: With dead ends: 395 [2022-01-18 13:57:01,695 INFO L226 Difference]: Without dead ends: 395 [2022-01-18 13:57:01,695 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2022-01-18 13:57:01,696 INFO L933 BasicCegarLoop]: 86 mSDtfsCounter, 137 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 13:57:01,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 306 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 13:57:01,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states. [2022-01-18 13:57:01,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 365. [2022-01-18 13:57:01,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 361 states have (on average 1.8060941828254848) internal successors, (652), 364 states have internal predecessors, (652), 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) [2022-01-18 13:57:01,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 652 transitions. [2022-01-18 13:57:01,711 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 652 transitions. Word has length 30 [2022-01-18 13:57:01,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 13:57:01,712 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 652 transitions. [2022-01-18 13:57:01,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.75) internal successors, (30), 9 states have internal predecessors, (30), 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) [2022-01-18 13:57:01,712 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 652 transitions. [2022-01-18 13:57:01,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-01-18 13:57:01,713 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 13:57:01,713 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 13:57:01,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 13:57:01,713 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-01-18 13:57:01,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 13:57:01,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1064000268, now seen corresponding path program 1 times [2022-01-18 13:57:01,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 13:57:01,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568023786] [2022-01-18 13:57:01,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 13:57:01,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 13:57:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 13:57:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 13:57:01,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 13:57:01,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568023786] [2022-01-18 13:57:01,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568023786] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 13:57:01,744 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 13:57:01,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 13:57:01,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040304371] [2022-01-18 13:57:01,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 13:57:01,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 13:57:01,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 13:57:01,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 13:57:01,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 13:57:01,746 INFO L87 Difference]: Start difference. First operand 365 states and 652 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-01-18 13:57:01,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 13:57:01,753 INFO L93 Difference]: Finished difference Result 332 states and 588 transitions. [2022-01-18 13:57:01,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 13:57:01,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2022-01-18 13:57:01,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 13:57:01,755 INFO L225 Difference]: With dead ends: 332 [2022-01-18 13:57:01,755 INFO L226 Difference]: Without dead ends: 330 [2022-01-18 13:57:01,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 13:57:01,757 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 44 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 13:57:01,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 86 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 13:57:01,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-01-18 13:57:01,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 330. [2022-01-18 13:57:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 328 states have (on average 1.7865853658536586) internal successors, (586), 329 states have internal predecessors, (586), 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) [2022-01-18 13:57:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 586 transitions. [2022-01-18 13:57:01,766 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 586 transitions. Word has length 30 [2022-01-18 13:57:01,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 13:57:01,766 INFO L470 AbstractCegarLoop]: Abstraction has 330 states and 586 transitions. [2022-01-18 13:57:01,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2022-01-18 13:57:01,767 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 586 transitions. [2022-01-18 13:57:01,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-01-18 13:57:01,768 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 13:57:01,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 13:57:01,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 13:57:01,769 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (and 2 more)] === [2022-01-18 13:57:01,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 13:57:01,769 INFO L85 PathProgramCache]: Analyzing trace with hash 2047317874, now seen corresponding path program 1 times [2022-01-18 13:57:01,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 13:57:01,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228644035] [2022-01-18 13:57:01,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 13:57:01,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 13:57:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 13:57:01,811 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 13:57:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 13:57:01,841 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 13:57:01,842 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 13:57:01,842 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-01-18 13:57:01,844 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONASSERT (3 of 5 remaining) [2022-01-18 13:57:01,845 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONASSERT (2 of 5 remaining) [2022-01-18 13:57:01,845 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONASSERT (1 of 5 remaining) [2022-01-18 13:57:01,845 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 5 remaining) [2022-01-18 13:57:01,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 13:57:01,848 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-01-18 13:57:01,851 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 13:57:01,852 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 13:57:01,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 01:57:01 BasicIcfg [2022-01-18 13:57:01,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 13:57:01,880 INFO L158 Benchmark]: Toolchain (without parser) took 1727.49ms. Allocated memory is still 375.4MB. Free memory was 319.7MB in the beginning and 231.6MB in the end (delta: 88.1MB). Peak memory consumption was 86.6MB. Max. memory is 16.0GB. [2022-01-18 13:57:01,880 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 375.4MB. Free memory is still 337.8MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 13:57:01,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.64ms. Allocated memory is still 375.4MB. Free memory was 319.5MB in the beginning and 347.0MB in the end (delta: -27.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. [2022-01-18 13:57:01,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.84ms. Allocated memory is still 375.4MB. Free memory was 347.0MB in the beginning and 345.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 13:57:01,881 INFO L158 Benchmark]: Boogie Preprocessor took 26.65ms. Allocated memory is still 375.4MB. Free memory was 345.9MB in the beginning and 344.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 13:57:01,882 INFO L158 Benchmark]: RCFGBuilder took 241.89ms. Allocated memory is still 375.4MB. Free memory was 343.8MB in the beginning and 331.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2022-01-18 13:57:01,882 INFO L158 Benchmark]: TraceAbstraction took 1273.77ms. Allocated memory is still 375.4MB. Free memory was 330.2MB in the beginning and 231.6MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.0GB. [2022-01-18 13:57:01,884 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 375.4MB. Free memory is still 337.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 159.64ms. Allocated memory is still 375.4MB. Free memory was 319.5MB in the beginning and 347.0MB in the end (delta: -27.5MB). Peak memory consumption was 11.1MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 21.84ms. Allocated memory is still 375.4MB. Free memory was 347.0MB in the beginning and 345.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 26.65ms. Allocated memory is still 375.4MB. Free memory was 345.9MB in the beginning and 344.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 241.89ms. Allocated memory is still 375.4MB. Free memory was 343.8MB in the beginning and 331.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * TraceAbstraction took 1273.77ms. Allocated memory is still 375.4MB. Free memory was 330.2MB in the beginning and 231.6MB in the end (delta: 98.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: 33]: assertion can be violated assertion can be violated We found a FailurePath: [L14] 0 int globVar; VAL [globVar={7:0}] [L27] 0 int locVar = 7; VAL [globVar={7:0}, locVar=7] [L28] 0 globVar = 0 VAL [globVar={7:0}, locVar=7] [L30] 0 pthread_t thread_id; VAL [globVar={7:0}, locVar=7, thread_id={10:0}] [L32] FCALL, FORK 0 pthread_create(&thread_id, NULL, increment, &globVar) VAL [globVar={7:0}, locVar=7, n={7:0}, pthread_create(&thread_id, NULL, increment, &globVar)=-1, thread_id={10:0}] [L18] 1 int *result = (int *)n; VAL [globVar={7:0}, n={11:0}, n={7:0}, result={8:0}] [L18] EXPR 1 \read(*n) VAL [\read(*n)={7:0}, globVar={7:0}, n={7:0}, n={11:0}, result={8:0}] [L18] 1 int *result = (int *)n; VAL [\read(*n)={7:0}, globVar={7:0}, n={11:0}, n={7:0}, result={8:0}] [L19] EXPR 1 \read(*result) VAL [\read(*result)={7:0}, \read(*result)=0, globVar={7:0}, n={7:0}, n={11:0}, result={8:0}] [L19] 1 (*result)++ VAL [(*result)++=0, \read(*result)=0, \read(*result)={7:0}, globVar={7:0}, n={7:0}, n={11:0}, result={8:0}] [L33] FCALL 0 IdentifierExpression[globVar] VAL [#t~mem14=1, (*result)++=0, \read(*result)=0, \read(*result)={7:0}, globVar={7:0}, locVar=7, n={11:0}, n={7:0}, result={8:0}, thread_id={10:0}] [L33] 0 CodeAnnotStmt[Assertion] VAL [#t~mem14=1, (*result)++=0, \read(*result)=0, \read(*result)={7:0}, globVar={7:0}, locVar=7, n={7:0}, n={11:0}, result={8:0}, thread_id={10:0}] - UnprovableResult [Line: 34]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: Not analyzed. - UnprovableResult [Line: 32]: 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, 117 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 336 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 336 mSDsluCounter, 646 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 410 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 186 IncrementalHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 243 mSDtfsCounter, 186 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=383occurred in iteration=1, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 30 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 85 ConstructedInterpolants, 0 QuantifiedInterpolants, 482 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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! [2022-01-18 13:57:01,919 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...