/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 15:50:17,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 15:50:17,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 15:50:17,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 15:50:17,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 15:50:17,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 15:50:17,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 15:50:17,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 15:50:17,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 15:50:17,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 15:50:17,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 15:50:17,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 15:50:17,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 15:50:17,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 15:50:17,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 15:50:17,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 15:50:17,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 15:50:17,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 15:50:17,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 15:50:17,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 15:50:17,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 15:50:17,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 15:50:17,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 15:50:17,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 15:50:17,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 15:50:17,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 15:50:17,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 15:50:17,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 15:50:17,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 15:50:17,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 15:50:17,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 15:50:17,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 15:50:17,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 15:50:17,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 15:50:17,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 15:50:17,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 15:50:17,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 15:50:17,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 15:50:17,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 15:50:17,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 15:50:17,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 15:50:17,987 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.epf [2022-02-18 15:50:18,002 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 15:50:18,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 15:50:18,003 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 15:50:18,003 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 15:50:18,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 15:50:18,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 15:50:18,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 15:50:18,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 15:50:18,012 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 15:50:18,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 15:50:18,012 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 15:50:18,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 15:50:18,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 15:50:18,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 15:50:18,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:50:18,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 15:50:18,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 15:50:18,015 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 15:50:18,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 15:50:18,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 15:50:18,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 15:50:18,224 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 15:50:18,227 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 15:50:18,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2022-02-18 15:50:18,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5a036ae/64cb35ad66aa48a98ad999dd3c037457/FLAGd989c88eb [2022-02-18 15:50:18,579 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 15:50:18,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/globalVariableMultipleThreads.c [2022-02-18 15:50:18,579 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-18 15:50:18,579 WARN L117 ultiparseSymbolTable]: System include stdlib.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-18 15:50:18,579 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-18 15:50:18,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5a036ae/64cb35ad66aa48a98ad999dd3c037457/FLAGd989c88eb [2022-02-18 15:50:19,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa5a036ae/64cb35ad66aa48a98ad999dd3c037457 [2022-02-18 15:50:19,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 15:50:19,005 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 15:50:19,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 15:50:19,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 15:50:19,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 15:50:19,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d702e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19, skipping insertion in model container [2022-02-18 15:50:19,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 15:50:19,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 15:50:19,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:50:19,206 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 15:50:19,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:50:19,226 INFO L208 MainTranslator]: Completed translation [2022-02-18 15:50:19,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19 WrapperNode [2022-02-18 15:50:19,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 15:50:19,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 15:50:19,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 15:50:19,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 15:50:19,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,254 INFO L137 Inliner]: procedures = 9, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-02-18 15:50:19,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 15:50:19,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 15:50:19,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 15:50:19,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 15:50:19,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 15:50:19,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 15:50:19,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 15:50:19,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 15:50:19,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (1/1) ... [2022-02-18 15:50:19,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:50:19,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 15:50:19,321 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) [2022-02-18 15:50:19,348 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 [2022-02-18 15:50:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 15:50:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 15:50:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 15:50:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 15:50:19,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 15:50:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 15:50:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure myThread [2022-02-18 15:50:19,362 INFO L138 BoogieDeclarations]: Found implementation of procedure myThread [2022-02-18 15:50:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 15:50:19,363 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 15:50:19,435 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 15:50:19,436 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 15:50:19,567 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 15:50:19,572 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 15:50:19,572 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-18 15:50:19,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:50:19 BoogieIcfgContainer [2022-02-18 15:50:19,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 15:50:19,575 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 15:50:19,575 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 15:50:19,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 15:50:19,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 03:50:19" (1/3) ... [2022-02-18 15:50:19,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa719e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:50:19, skipping insertion in model container [2022-02-18 15:50:19,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:50:19" (2/3) ... [2022-02-18 15:50:19,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa719e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:50:19, skipping insertion in model container [2022-02-18 15:50:19,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:50:19" (3/3) ... [2022-02-18 15:50:19,580 INFO L111 eAbstractionObserver]: Analyzing ICFG globalVariableMultipleThreads.c [2022-02-18 15:50:19,583 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 15:50:19,583 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 15:50:19,583 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-18 15:50:19,583 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 15:50:19,616 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,617 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,617 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,618 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,618 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,618 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,618 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,618 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,619 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,620 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,620 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,620 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,620 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,620 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,621 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,622 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,623 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,623 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,623 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,623 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,624 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,624 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,624 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,624 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,627 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,627 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,627 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,627 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,627 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of1ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,628 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,631 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-18 15:50:19,678 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:50:19,685 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, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 15:50:19,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-18 15:50:19,701 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 65 places, 63 transitions, 134 flow [2022-02-18 15:50:19,757 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 393 states, 390 states have (on average 1.9102564102564104) internal successors, (745), 392 states have internal predecessors, (745), 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) [2022-02-18 15:50:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand has 393 states, 390 states have (on average 1.9102564102564104) internal successors, (745), 392 states have internal predecessors, (745), 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) [2022-02-18 15:50:19,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-02-18 15:50:19,770 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:19,772 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:19,773 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT] === [2022-02-18 15:50:19,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:19,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1534361084, now seen corresponding path program 1 times [2022-02-18 15:50:19,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:19,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299142783] [2022-02-18 15:50:19,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:19,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:19,878 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 15:50:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:19,915 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 15:50:19,917 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 15:50:19,917 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 3 remaining) [2022-02-18 15:50:19,919 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (1 of 3 remaining) [2022-02-18 15:50:19,919 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (0 of 3 remaining) [2022-02-18 15:50:19,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 15:50:19,922 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-18 15:50:19,923 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-18 15:50:19,923 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-02-18 15:50:19,936 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,936 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,936 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,936 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,937 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,937 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,937 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,938 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,939 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,939 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,940 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,942 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,943 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,943 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,943 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,943 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,943 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,944 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,945 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,946 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,947 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,948 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,949 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,950 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,954 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,954 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,955 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,955 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,955 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,955 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,956 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,956 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,956 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,956 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,956 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,957 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,958 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,958 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,958 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,959 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,960 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,960 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,961 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,971 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of2ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,971 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,971 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,971 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,971 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of2ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:19,974 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-18 15:50:19,975 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:50:19,976 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, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 15:50:19,976 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-18 15:50:19,979 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 88 places, 85 transitions, 188 flow [2022-02-18 15:50:20,222 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8678 states, 8670 states have (on average 2.8238754325259516) internal successors, (24483), 8677 states have internal predecessors, (24483), 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) [2022-02-18 15:50:20,255 INFO L276 IsEmpty]: Start isEmpty. Operand has 8678 states, 8670 states have (on average 2.8238754325259516) internal successors, (24483), 8677 states have internal predecessors, (24483), 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) [2022-02-18 15:50:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-02-18 15:50:20,261 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:20,261 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] [2022-02-18 15:50:20,261 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting myThreadErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT] === [2022-02-18 15:50:20,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:20,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1881766588, now seen corresponding path program 1 times [2022-02-18 15:50:20,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:20,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121017810] [2022-02-18 15:50:20,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:20,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:20,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:20,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121017810] [2022-02-18 15:50:20,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121017810] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:20,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:20,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-18 15:50:20,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985343784] [2022-02-18 15:50:20,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:20,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-18 15:50:20,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:20,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-18 15:50:20,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:50:20,465 INFO L87 Difference]: Start difference. First operand has 8678 states, 8670 states have (on average 2.8238754325259516) internal successors, (24483), 8677 states have internal predecessors, (24483), 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 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-02-18 15:50:20,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:20,664 INFO L93 Difference]: Finished difference Result 9897 states and 26685 transitions. [2022-02-18 15:50:20,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-18 15:50:20,666 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 39 [2022-02-18 15:50:20,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:20,739 INFO L225 Difference]: With dead ends: 9897 [2022-02-18 15:50:20,739 INFO L226 Difference]: Without dead ends: 9651 [2022-02-18 15:50:20,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:50:20,748 INFO L933 BasicCegarLoop]: 70 mSDtfsCounter, 143 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:20,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 219 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-18 15:50:20,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9651 states. [2022-02-18 15:50:21,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9651 to 8823. [2022-02-18 15:50:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8823 states, 8816 states have (on average 2.7568058076225044) internal successors, (24304), 8822 states have internal predecessors, (24304), 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) [2022-02-18 15:50:21,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8823 states to 8823 states and 24304 transitions. [2022-02-18 15:50:21,127 INFO L78 Accepts]: Start accepts. Automaton has 8823 states and 24304 transitions. Word has length 39 [2022-02-18 15:50:21,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:21,129 INFO L470 AbstractCegarLoop]: Abstraction has 8823 states and 24304 transitions. [2022-02-18 15:50:21,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-02-18 15:50:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 8823 states and 24304 transitions. [2022-02-18 15:50:21,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-18 15:50:21,138 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:21,138 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:21,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 15:50:21,138 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT] === [2022-02-18 15:50:21,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:21,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1624375625, now seen corresponding path program 1 times [2022-02-18 15:50:21,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:21,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793352403] [2022-02-18 15:50:21,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:21,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:21,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:21,184 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 15:50:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:21,225 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 15:50:21,225 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 15:50:21,226 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2022-02-18 15:50:21,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (2 of 4 remaining) [2022-02-18 15:50:21,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (1 of 4 remaining) [2022-02-18 15:50:21,227 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (0 of 4 remaining) [2022-02-18 15:50:21,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 15:50:21,227 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-18 15:50:21,228 WARN L235 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-02-18 15:50:21,228 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-02-18 15:50:21,251 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,252 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,253 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,254 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,254 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,255 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,256 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,256 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,256 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,257 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,257 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,257 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,258 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,259 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,260 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,261 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,262 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,263 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,263 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,263 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,266 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,266 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,266 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,266 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#in~vargp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,267 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,268 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,269 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,270 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,272 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,272 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,273 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,274 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe myThreadThread1of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,275 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe myThreadThread2of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,276 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~pre4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~myid~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe |myThreadThread3of3ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,277 WARN L322 ript$VariableManager]: TermVariabe myThreadThread3of3ForFork0_~vargp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:50:21,280 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-18 15:50:21,281 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:50:21,282 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, 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=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 15:50:21,282 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-18 15:50:21,283 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 111 places, 107 transitions, 244 flow [2022-02-18 15:50:25,165 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 188021 states, 187999 states have (on average 3.747823126718759) internal successors, (704587), 188020 states have internal predecessors, (704587), 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) [2022-02-18 15:50:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand has 188021 states, 187999 states have (on average 3.747823126718759) internal successors, (704587), 188020 states have internal predecessors, (704587), 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) [2022-02-18 15:50:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-02-18 15:50:25,457 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:25,457 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] [2022-02-18 15:50:25,457 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting myThreadErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT (and 1 more)] === [2022-02-18 15:50:25,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:25,458 INFO L85 PathProgramCache]: Analyzing trace with hash 768003363, now seen corresponding path program 1 times [2022-02-18 15:50:25,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:25,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070234924] [2022-02-18 15:50:25,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:25,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:25,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:25,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070234924] [2022-02-18 15:50:25,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070234924] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:25,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:25,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-18 15:50:25,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862502818] [2022-02-18 15:50:25,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:25,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-18 15:50:25,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:25,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-18 15:50:25,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:50:26,102 INFO L87 Difference]: Start difference. First operand has 188021 states, 187999 states have (on average 3.747823126718759) internal successors, (704587), 188020 states have internal predecessors, (704587), 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 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-02-18 15:50:29,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:29,058 INFO L93 Difference]: Finished difference Result 240974 states and 861752 transitions. [2022-02-18 15:50:29,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-18 15:50:29,059 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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 39 [2022-02-18 15:50:29,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:31,284 INFO L225 Difference]: With dead ends: 240974 [2022-02-18 15:50:31,284 INFO L226 Difference]: Without dead ends: 238064 [2022-02-18 15:50:31,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-02-18 15:50:31,294 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 240 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:31,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 295 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:50:31,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238064 states. [2022-02-18 15:50:38,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238064 to 213134. [2022-02-18 15:50:38,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213134 states, 213113 states have (on average 3.6390787985716497) internal successors, (775535), 213133 states have internal predecessors, (775535), 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) [2022-02-18 15:50:40,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213134 states to 213134 states and 775535 transitions. [2022-02-18 15:50:40,295 INFO L78 Accepts]: Start accepts. Automaton has 213134 states and 775535 transitions. Word has length 39 [2022-02-18 15:50:40,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:40,295 INFO L470 AbstractCegarLoop]: Abstraction has 213134 states and 775535 transitions. [2022-02-18 15:50:40,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 9.75) internal successors, (39), 5 states have internal predecessors, (39), 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) [2022-02-18 15:50:40,296 INFO L276 IsEmpty]: Start isEmpty. Operand 213134 states and 775535 transitions. [2022-02-18 15:50:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-02-18 15:50:40,308 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:40,308 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:40,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 15:50:40,309 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting myThreadErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0INUSE_VIOLATION, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT, myThreadErr0ASSERT_VIOLATIONASSERT (and 1 more)] === [2022-02-18 15:50:40,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:40,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1039842683, now seen corresponding path program 1 times [2022-02-18 15:50:40,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:40,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135001172] [2022-02-18 15:50:40,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:40,331 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 15:50:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 15:50:40,357 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 15:50:40,357 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 15:50:40,358 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location myThreadErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2022-02-18 15:50:40,358 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2022-02-18 15:50:40,358 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (2 of 5 remaining) [2022-02-18 15:50:40,358 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (1 of 5 remaining) [2022-02-18 15:50:40,358 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location myThreadErr0ASSERT_VIOLATIONASSERT (0 of 5 remaining) [2022-02-18 15:50:40,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 15:50:40,359 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-02-18 15:50:40,362 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 3 thread instances [2022-02-18 15:50:40,362 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 15:50:40,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 03:50:40 BasicIcfg [2022-02-18 15:50:40,423 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 15:50:40,423 INFO L158 Benchmark]: Toolchain (without parser) took 21418.33ms. Allocated memory was 185.6MB in the beginning and 7.4GB in the end (delta: 7.2GB). Free memory was 133.3MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2022-02-18 15:50:40,423 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory was 151.3MB in the beginning and 151.1MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 15:50:40,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.76ms. Allocated memory is still 185.6MB. Free memory was 133.2MB in the beginning and 161.5MB in the end (delta: -28.3MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-02-18 15:50:40,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.76ms. Allocated memory is still 185.6MB. Free memory was 161.5MB in the beginning and 159.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 15:50:40,424 INFO L158 Benchmark]: Boogie Preprocessor took 26.95ms. Allocated memory is still 185.6MB. Free memory was 159.9MB in the beginning and 158.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-18 15:50:40,424 INFO L158 Benchmark]: RCFGBuilder took 291.06ms. Allocated memory is still 185.6MB. Free memory was 158.9MB in the beginning and 147.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-02-18 15:50:40,424 INFO L158 Benchmark]: TraceAbstraction took 20847.67ms. Allocated memory was 185.6MB in the beginning and 7.4GB in the end (delta: 7.2GB). Free memory was 147.3MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. [2022-02-18 15:50:40,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 185.6MB. Free memory was 151.3MB in the beginning and 151.1MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 220.76ms. Allocated memory is still 185.6MB. Free memory was 133.2MB in the beginning and 161.5MB in the end (delta: -28.3MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.76ms. Allocated memory is still 185.6MB. Free memory was 161.5MB in the beginning and 159.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.95ms. Allocated memory is still 185.6MB. Free memory was 159.9MB in the beginning and 158.9MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 291.06ms. Allocated memory is still 185.6MB. Free memory was 158.9MB in the beginning and 147.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * TraceAbstraction took 20847.67ms. Allocated memory was 185.6MB in the beginning and 7.4GB in the end (delta: 7.2GB). Free memory was 147.3MB in the beginning and 5.3GB in the end (delta: -5.1GB). Peak memory consumption was 2.1GB. Max. memory is 8.0GB. * 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 - 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 - 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: 25]: assertion can be violated assertion can be violated We found a FailurePath: [L15] 0 int g = 0; VAL [g=0] [L21] 0 static int s = 0; VAL [g=0, s=0] [L30] 0 int i; VAL [g=0, i={3:0}, s=0] [L31] 0 pthread_t tid; VAL [g=0, i={3:0}, s=0, tid={2:0}] [L34] 0 i = 0 VAL [g=0, i={3:0}, s=0, tid={2:0}] [L34] EXPR 0 \read(i) VAL [\read(i)=0, g=0, i={3:0}, s=0, tid={2:0}] [L34] COND TRUE 0 i < 3 VAL [\read(i)=0, g=0, i={3:0}, s=0, tid={2:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [g=0, i={3:0}, pthread_create(&tid, NULL, myThread, (void *)&i)=-1, s=0, tid={2:0}, vargp={3:0}] [L20] 1 int *myid = (int *)vargp; VAL [g=0, myid={3:0}, s=0, vargp={3:0}, vargp={3:0}] [L22] 1 ++s VAL [++s=1, g=0, myid={3:0}, s=0, vargp={3:0}, vargp={3:0}] [L34] EXPR 0 \read(i) VAL [++s=1, \read(i)=0, g=0, i={3:0}, myid={3:0}, s=0, tid={2:0}, vargp={3:0}, vargp={3:0}] [L34] 0 i++ VAL [++s=1, \read(i)=0, g=0, i={3:0}, i++=0, myid={3:0}, s=0, tid={2:0}, vargp={3:0}, vargp={3:0}] [L34] EXPR 0 \read(i) VAL [++s=1, \read(i)=1, g=0, i={3:0}, myid={3:0}, s=0, tid={2:0}, vargp={3:0}, vargp={3:0}] [L22] 1 ++s VAL [++s=1, g=0, myid={3:0}, s=1, vargp={3:0}, vargp={3:0}] [L34] COND TRUE 0 i < 3 VAL [++s=1, \read(i)=1, g=0, i={3:0}, myid={3:0}, s=1, tid={2:0}, vargp={3:0}, vargp={3:0}] [L35] FCALL, FORK 0 pthread_create(&tid, NULL, myThread, (void *)&i) VAL [++s=1, g=0, i={3:0}, myid={3:0}, pthread_create(&tid, NULL, myThread, (void *)&i)=0, s=1, tid={2:0}, vargp={3:0}, vargp={3:0}] [L20] 2 int *myid = (int *)vargp; VAL [++s=1, g=0, myid={3:0}, s=1, vargp={3:0}, vargp={3:0}] [L22] 2 ++s VAL [++s=1, g=0, myid={3:0}, s=2, vargp={3:0}, vargp={3:0}] [L22] 2 ++g VAL [++s=1, g=1, myid={3:0}, s=2, vargp={3:0}, vargp={3:0}] [L24] 2 \read(*myid) VAL [++s=1, \read(*myid)=1, g=1, myid={3:0}, s=2, vargp={3:0}, vargp={3:0}] [L24] 2 ++s VAL [++s=3, ++s=1, \read(*myid)=1, g=1, myid={3:0}, s=3, vargp={3:0}, vargp={3:0}] [L24] 2 ++g VAL [++g=2, ++s=3, ++s=1, \read(*myid)=1, g=2, myid={3:0}, s=3, vargp={3:0}, vargp={3:0}] [L25] 2 CodeAnnotStmt[Assertion] VAL [++s=1, g=2, myid={3:0}, s=3, vargp={3:0}, vargp={3:0}] - UnprovableResult [Line: 35]: 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, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=393occurred 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, 35 NumberOfCodeBlocks, 35 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 143 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 143 mSDsluCounter, 219 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 155 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 70 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8823occurred in iteration=1, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 1 MinimizatonAttempts, 828 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 102 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 126 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 19.1s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 240 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 240 mSDsluCounter, 295 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 80 IncrementalHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 85 mSDtfsCounter, 80 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213134occurred in iteration=1, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 24930 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 102 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! [2022-02-18 15:50:40,456 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...