/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 --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread/stateful01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 14:07:30,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 14:07:30,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 14:07:30,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-28 14:07:30,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-28 14:07:30,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-28 14:07:30,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-28 14:07:30,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-28 14:07:30,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-28 14:07:30,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-28 14:07:30,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-28 14:07:30,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-28 14:07:30,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 14:07:30,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 14:07:30,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 14:07:30,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 14:07:30,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 14:07:30,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 14:07:30,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 14:07:30,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 14:07:30,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 14:07:30,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 14:07:30,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 14:07:30,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 14:07:30,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-28 14:07:30,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-28 14:07:30,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-28 14:07:30,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-28 14:07:30,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-28 14:07:30,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-01-28 14:07:30,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 14:07:30,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 14:07:30,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 14:07:30,545 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 [2022-01-28 14:07:30,571 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 14:07:30,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 14:07:30,572 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 14:07:30,572 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 14:07:30,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 14:07:30,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 14:07:30,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 14:07:30,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 14:07:30,574 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 14:07:30,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 14:07:30,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 14:07:30,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:07:30,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 14:07:30,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 14:07:30,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-01-28 14:07:30,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 14:07:30,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 14:07:30,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 14:07:30,777 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 14:07:30,779 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 14:07:30,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stateful01-1.i [2022-01-28 14:07:30,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c09451b/e6ede9284ca949a69380f7ddf7b83857/FLAGb7ef72c5e [2022-01-28 14:07:31,209 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 14:07:31,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i [2022-01-28 14:07:31,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c09451b/e6ede9284ca949a69380f7ddf7b83857/FLAGb7ef72c5e [2022-01-28 14:07:31,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90c09451b/e6ede9284ca949a69380f7ddf7b83857 [2022-01-28 14:07:31,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 14:07:31,235 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 14:07:31,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 14:07:31,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 14:07:31,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 14:07:31,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3914741d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31, skipping insertion in model container [2022-01-28 14:07:31,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 14:07:31,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 14:07:31,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i[30826,30839] [2022-01-28 14:07:31,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:07:31,510 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 14:07:31,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stateful01-1.i[30826,30839] [2022-01-28 14:07:31,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:07:31,578 INFO L208 MainTranslator]: Completed translation [2022-01-28 14:07:31,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31 WrapperNode [2022-01-28 14:07:31,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 14:07:31,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 14:07:31,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 14:07:31,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 14:07:31,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,623 INFO L137 Inliner]: procedures = 168, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2022-01-28 14:07:31,623 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 14:07:31,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 14:07:31,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 14:07:31,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 14:07:31,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 14:07:31,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 14:07:31,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 14:07:31,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 14:07:31,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (1/1) ... [2022-01-28 14:07:31,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:07:31,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:07:31,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-28 14:07:31,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-28 14:07:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-28 14:07:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 14:07:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 14:07:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 14:07:31,694 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 14:07:31,779 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 14:07:31,780 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 14:07:31,972 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 14:07:31,977 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 14:07:31,978 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-28 14:07:31,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:07:31 BoogieIcfgContainer [2022-01-28 14:07:31,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 14:07:31,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 14:07:31,980 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 14:07:31,983 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 14:07:31,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 02:07:31" (1/3) ... [2022-01-28 14:07:31,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a63e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:07:31, skipping insertion in model container [2022-01-28 14:07:31,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:07:31" (2/3) ... [2022-01-28 14:07:31,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a63e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:07:31, skipping insertion in model container [2022-01-28 14:07:31,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:07:31" (3/3) ... [2022-01-28 14:07:31,985 INFO L111 eAbstractionObserver]: Analyzing ICFG stateful01-1.i [2022-01-28 14:07:31,989 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 14:07:31,989 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 14:07:31,989 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2022-01-28 14:07:31,989 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 14:07:32,008 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,009 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,010 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,011 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,012 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,013 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,014 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,015 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,016 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,017 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,018 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,020 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,021 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,023 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,023 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,024 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:07:32,025 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-28 14:07:32,051 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-28 14:07:32,055 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-28 14:07:32,055 INFO L340 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2022-01-28 14:07:32,063 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 163 places, 158 transitions, 332 flow [2022-01-28 14:07:32,327 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:32,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-01-28 14:07:32,362 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:32,362 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] [2022-01-28 14:07:32,363 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:32,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:32,370 INFO L85 PathProgramCache]: Analyzing trace with hash -159785531, now seen corresponding path program 1 times [2022-01-28 14:07:32,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:32,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779952900] [2022-01-28 14:07:32,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:32,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:32,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:32,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:32,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779952900] [2022-01-28 14:07:32,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779952900] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:32,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:32,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:32,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834870736] [2022-01-28 14:07:32,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:32,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:32,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:32,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:32,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:32,658 INFO L87 Difference]: Start difference. First operand has 9461 states, 9403 states have (on average 2.7984685738594064) internal successors, (26314), 9460 states have internal predecessors, (26314), 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 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:32,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:32,803 INFO L93 Difference]: Finished difference Result 9460 states and 26313 transitions. [2022-01-28 14:07:32,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:32,806 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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 36 [2022-01-28 14:07:32,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:32,863 INFO L225 Difference]: With dead ends: 9460 [2022-01-28 14:07:32,863 INFO L226 Difference]: Without dead ends: 9460 [2022-01-28 14:07:32,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:32,869 INFO L933 BasicCegarLoop]: 133 mSDtfsCounter, 1 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:32,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 247 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:32,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9460 states. [2022-01-28 14:07:33,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9460 to 9460. [2022-01-28 14:07:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9460 states, 9403 states have (on average 2.798362224821865) internal successors, (26313), 9459 states have internal predecessors, (26313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9460 states to 9460 states and 26313 transitions. [2022-01-28 14:07:33,184 INFO L78 Accepts]: Start accepts. Automaton has 9460 states and 26313 transitions. Word has length 36 [2022-01-28 14:07:33,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:33,184 INFO L470 AbstractCegarLoop]: Abstraction has 9460 states and 26313 transitions. [2022-01-28 14:07:33,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 9460 states and 26313 transitions. [2022-01-28 14:07:33,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-01-28 14:07:33,185 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:33,185 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, 1, 1] [2022-01-28 14:07:33,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 14:07:33,186 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:33,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:33,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1373294786, now seen corresponding path program 1 times [2022-01-28 14:07:33,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:33,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435021433] [2022-01-28 14:07:33,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:33,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:33,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:33,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:33,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435021433] [2022-01-28 14:07:33,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435021433] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:33,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:33,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:33,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547673854] [2022-01-28 14:07:33,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:33,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:33,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:33,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:33,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:33,235 INFO L87 Difference]: Start difference. First operand 9460 states and 26313 transitions. Second operand has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:33,364 INFO L93 Difference]: Finished difference Result 9459 states and 26312 transitions. [2022-01-28 14:07:33,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:33,365 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 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 41 [2022-01-28 14:07:33,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:33,409 INFO L225 Difference]: With dead ends: 9459 [2022-01-28 14:07:33,409 INFO L226 Difference]: Without dead ends: 9459 [2022-01-28 14:07:33,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:33,414 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 1 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:33,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 246 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:33,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9459 states. [2022-01-28 14:07:33,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9459 to 9459. [2022-01-28 14:07:33,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9459 states, 9403 states have (on average 2.7982558757843243) internal successors, (26312), 9458 states have internal predecessors, (26312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9459 states to 9459 states and 26312 transitions. [2022-01-28 14:07:33,693 INFO L78 Accepts]: Start accepts. Automaton has 9459 states and 26312 transitions. Word has length 41 [2022-01-28 14:07:33,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:33,694 INFO L470 AbstractCegarLoop]: Abstraction has 9459 states and 26312 transitions. [2022-01-28 14:07:33,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,694 INFO L276 IsEmpty]: Start isEmpty. Operand 9459 states and 26312 transitions. [2022-01-28 14:07:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-01-28 14:07:33,696 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:33,697 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:33,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 14:07:33,697 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:33,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:33,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1236581254, now seen corresponding path program 1 times [2022-01-28 14:07:33,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:33,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684099755] [2022-01-28 14:07:33,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:33,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:33,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:33,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684099755] [2022-01-28 14:07:33,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684099755] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:33,749 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:33,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:33,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333894446] [2022-01-28 14:07:33,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:33,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:33,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:33,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:33,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:33,750 INFO L87 Difference]: Start difference. First operand 9459 states and 26312 transitions. Second operand has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:33,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:33,870 INFO L93 Difference]: Finished difference Result 11138 states and 31066 transitions. [2022-01-28 14:07:33,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:33,870 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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 51 [2022-01-28 14:07:33,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:33,905 INFO L225 Difference]: With dead ends: 11138 [2022-01-28 14:07:33,905 INFO L226 Difference]: Without dead ends: 11138 [2022-01-28 14:07:33,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:33,912 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 81 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:33,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81 Valid, 306 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:33,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11138 states. [2022-01-28 14:07:34,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11138 to 9691. [2022-01-28 14:07:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9691 states, 9638 states have (on average 2.797675866362316) internal successors, (26964), 9690 states have internal predecessors, (26964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9691 states to 9691 states and 26964 transitions. [2022-01-28 14:07:34,220 INFO L78 Accepts]: Start accepts. Automaton has 9691 states and 26964 transitions. Word has length 51 [2022-01-28 14:07:34,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:34,222 INFO L470 AbstractCegarLoop]: Abstraction has 9691 states and 26964 transitions. [2022-01-28 14:07:34,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 9691 states and 26964 transitions. [2022-01-28 14:07:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-01-28 14:07:34,225 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:34,225 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:34,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 14:07:34,225 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:34,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:34,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1172464604, now seen corresponding path program 1 times [2022-01-28 14:07:34,227 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:34,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893578425] [2022-01-28 14:07:34,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:34,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:34,274 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:34,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893578425] [2022-01-28 14:07:34,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893578425] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:34,274 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:34,274 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:34,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463899130] [2022-01-28 14:07:34,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:34,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:34,275 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:34,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:34,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:34,275 INFO L87 Difference]: Start difference. First operand 9691 states and 26964 transitions. Second operand has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:34,404 INFO L93 Difference]: Finished difference Result 10305 states and 28720 transitions. [2022-01-28 14:07:34,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:34,404 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2022-01-28 14:07:34,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:34,429 INFO L225 Difference]: With dead ends: 10305 [2022-01-28 14:07:34,429 INFO L226 Difference]: Without dead ends: 10305 [2022-01-28 14:07:34,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:34,430 INFO L933 BasicCegarLoop]: 167 mSDtfsCounter, 42 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:34,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 281 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:07:34,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10305 states. [2022-01-28 14:07:34,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10305 to 9845. [2022-01-28 14:07:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9845 states, 9794 states have (on average 2.7982438227486215) internal successors, (27406), 9844 states have internal predecessors, (27406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9845 states to 9845 states and 27406 transitions. [2022-01-28 14:07:34,638 INFO L78 Accepts]: Start accepts. Automaton has 9845 states and 27406 transitions. Word has length 56 [2022-01-28 14:07:34,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:34,639 INFO L470 AbstractCegarLoop]: Abstraction has 9845 states and 27406 transitions. [2022-01-28 14:07:34,639 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 28.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,639 INFO L276 IsEmpty]: Start isEmpty. Operand 9845 states and 27406 transitions. [2022-01-28 14:07:34,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-01-28 14:07:34,644 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:34,644 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:34,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 14:07:34,645 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:34,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:34,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1587444120, now seen corresponding path program 1 times [2022-01-28 14:07:34,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:34,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833181905] [2022-01-28 14:07:34,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:34,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:34,818 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:34,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833181905] [2022-01-28 14:07:34,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833181905] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:34,819 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:34,819 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:07:34,820 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944534524] [2022-01-28 14:07:34,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:34,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:07:34,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:34,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:07:34,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:07:34,821 INFO L87 Difference]: Start difference. First operand 9845 states and 27406 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:34,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:34,884 INFO L93 Difference]: Finished difference Result 8910 states and 24664 transitions. [2022-01-28 14:07:34,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:07:34,885 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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 60 [2022-01-28 14:07:34,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:34,906 INFO L225 Difference]: With dead ends: 8910 [2022-01-28 14:07:34,906 INFO L226 Difference]: Without dead ends: 8910 [2022-01-28 14:07:34,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:07:34,907 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 246 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 915 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:34,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [246 Valid, 915 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:34,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8910 states. [2022-01-28 14:07:35,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8910 to 8910. [2022-01-28 14:07:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8910 states, 8882 states have (on average 2.776852060346769) internal successors, (24664), 8909 states have internal predecessors, (24664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8910 states to 8910 states and 24664 transitions. [2022-01-28 14:07:35,075 INFO L78 Accepts]: Start accepts. Automaton has 8910 states and 24664 transitions. Word has length 60 [2022-01-28 14:07:35,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:35,075 INFO L470 AbstractCegarLoop]: Abstraction has 8910 states and 24664 transitions. [2022-01-28 14:07:35,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 8910 states and 24664 transitions. [2022-01-28 14:07:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-01-28 14:07:35,077 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:35,077 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:35,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-28 14:07:35,077 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:35,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:35,078 INFO L85 PathProgramCache]: Analyzing trace with hash 66900791, now seen corresponding path program 1 times [2022-01-28 14:07:35,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:35,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066159097] [2022-01-28 14:07:35,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:35,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:35,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:35,102 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:35,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066159097] [2022-01-28 14:07:35,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066159097] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:35,102 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:35,102 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:35,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034059493] [2022-01-28 14:07:35,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:35,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:35,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:35,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:35,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,103 INFO L87 Difference]: Start difference. First operand 8910 states and 24664 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:35,162 INFO L93 Difference]: Finished difference Result 9306 states and 25774 transitions. [2022-01-28 14:07:35,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:35,162 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 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 61 [2022-01-28 14:07:35,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:35,248 INFO L225 Difference]: With dead ends: 9306 [2022-01-28 14:07:35,248 INFO L226 Difference]: Without dead ends: 9306 [2022-01-28 14:07:35,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,250 INFO L933 BasicCegarLoop]: 172 mSDtfsCounter, 47 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:35,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 285 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:35,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9306 states. [2022-01-28 14:07:35,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9306 to 9063. [2022-01-28 14:07:35,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9063 states, 9037 states have (on average 2.7762531813654974) internal successors, (25089), 9062 states have internal predecessors, (25089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9063 states to 9063 states and 25089 transitions. [2022-01-28 14:07:35,394 INFO L78 Accepts]: Start accepts. Automaton has 9063 states and 25089 transitions. Word has length 61 [2022-01-28 14:07:35,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:35,394 INFO L470 AbstractCegarLoop]: Abstraction has 9063 states and 25089 transitions. [2022-01-28 14:07:35,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,394 INFO L276 IsEmpty]: Start isEmpty. Operand 9063 states and 25089 transitions. [2022-01-28 14:07:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-01-28 14:07:35,395 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:35,395 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:35,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 14:07:35,395 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:35,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:35,396 INFO L85 PathProgramCache]: Analyzing trace with hash -537529267, now seen corresponding path program 1 times [2022-01-28 14:07:35,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:35,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075627087] [2022-01-28 14:07:35,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:35,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:35,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:35,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075627087] [2022-01-28 14:07:35,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075627087] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:35,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:35,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:35,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805547288] [2022-01-28 14:07:35,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:35,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:35,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:35,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:35,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,419 INFO L87 Difference]: Start difference. First operand 9063 states and 25089 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:35,466 INFO L93 Difference]: Finished difference Result 9263 states and 25561 transitions. [2022-01-28 14:07:35,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:35,467 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2022-01-28 14:07:35,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:35,487 INFO L225 Difference]: With dead ends: 9263 [2022-01-28 14:07:35,487 INFO L226 Difference]: Without dead ends: 9251 [2022-01-28 14:07:35,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,490 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 75 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:35,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 307 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:35,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9251 states. [2022-01-28 14:07:35,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9251 to 8756. [2022-01-28 14:07:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8756 states, 8736 states have (on average 2.770260989010989) internal successors, (24201), 8755 states have internal predecessors, (24201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8756 states to 8756 states and 24201 transitions. [2022-01-28 14:07:35,752 INFO L78 Accepts]: Start accepts. Automaton has 8756 states and 24201 transitions. Word has length 63 [2022-01-28 14:07:35,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:35,753 INFO L470 AbstractCegarLoop]: Abstraction has 8756 states and 24201 transitions. [2022-01-28 14:07:35,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 8756 states and 24201 transitions. [2022-01-28 14:07:35,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-01-28 14:07:35,755 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:35,755 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:35,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 14:07:35,755 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:35,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:35,756 INFO L85 PathProgramCache]: Analyzing trace with hash 421597585, now seen corresponding path program 1 times [2022-01-28 14:07:35,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:35,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792765618] [2022-01-28 14:07:35,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:35,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:35,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:35,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792765618] [2022-01-28 14:07:35,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792765618] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:35,786 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:35,786 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-28 14:07:35,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583510440] [2022-01-28 14:07:35,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:35,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:35,787 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:35,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:35,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,787 INFO L87 Difference]: Start difference. First operand 8756 states and 24201 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:35,818 INFO L93 Difference]: Finished difference Result 3032 states and 7065 transitions. [2022-01-28 14:07:35,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:35,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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 65 [2022-01-28 14:07:35,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:35,823 INFO L225 Difference]: With dead ends: 3032 [2022-01-28 14:07:35,824 INFO L226 Difference]: Without dead ends: 3032 [2022-01-28 14:07:35,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,824 INFO L933 BasicCegarLoop]: 141 mSDtfsCounter, 58 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:35,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 205 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:35,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2022-01-28 14:07:35,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2022-01-28 14:07:35,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 3024 states have (on average 2.3363095238095237) internal successors, (7065), 3031 states have internal predecessors, (7065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 7065 transitions. [2022-01-28 14:07:35,869 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 7065 transitions. Word has length 65 [2022-01-28 14:07:35,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:35,870 INFO L470 AbstractCegarLoop]: Abstraction has 3032 states and 7065 transitions. [2022-01-28 14:07:35,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 7065 transitions. [2022-01-28 14:07:35,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-01-28 14:07:35,871 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:35,871 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:35,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-28 14:07:35,871 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:35,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:35,872 INFO L85 PathProgramCache]: Analyzing trace with hash -935353269, now seen corresponding path program 1 times [2022-01-28 14:07:35,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:35,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927018753] [2022-01-28 14:07:35,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:35,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:35,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:35,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927018753] [2022-01-28 14:07:35,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927018753] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:35,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:35,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:35,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833237275] [2022-01-28 14:07:35,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:35,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:35,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:35,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:35,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,898 INFO L87 Difference]: Start difference. First operand 3032 states and 7065 transitions. Second operand has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:35,925 INFO L93 Difference]: Finished difference Result 2972 states and 6924 transitions. [2022-01-28 14:07:35,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:35,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2022-01-28 14:07:35,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:35,932 INFO L225 Difference]: With dead ends: 2972 [2022-01-28 14:07:35,932 INFO L226 Difference]: Without dead ends: 2972 [2022-01-28 14:07:35,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:35,934 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 19 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:35,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 235 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:35,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2972 states. [2022-01-28 14:07:35,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2972 to 2972. [2022-01-28 14:07:35,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2967 states have (on average 2.333670374115268) internal successors, (6924), 2971 states have internal predecessors, (6924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 6924 transitions. [2022-01-28 14:07:35,985 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 6924 transitions. Word has length 68 [2022-01-28 14:07:35,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:35,986 INFO L470 AbstractCegarLoop]: Abstraction has 2972 states and 6924 transitions. [2022-01-28 14:07:35,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:35,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 6924 transitions. [2022-01-28 14:07:35,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-01-28 14:07:35,991 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:35,991 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:35,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-28 14:07:35,991 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thread2Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:35,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:35,992 INFO L85 PathProgramCache]: Analyzing trace with hash 309377310, now seen corresponding path program 1 times [2022-01-28 14:07:35,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:35,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904184267] [2022-01-28 14:07:35,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:35,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:36,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:36,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904184267] [2022-01-28 14:07:36,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904184267] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:36,029 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:36,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:07:36,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547440616] [2022-01-28 14:07:36,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:36,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:07:36,031 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:36,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:07:36,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:36,031 INFO L87 Difference]: Start difference. First operand 2972 states and 6924 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:36,050 INFO L93 Difference]: Finished difference Result 2909 states and 6777 transitions. [2022-01-28 14:07:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:07:36,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 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 71 [2022-01-28 14:07:36,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:36,055 INFO L225 Difference]: With dead ends: 2909 [2022-01-28 14:07:36,055 INFO L226 Difference]: Without dead ends: 2890 [2022-01-28 14:07:36,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:07:36,056 INFO L933 BasicCegarLoop]: 134 mSDtfsCounter, 21 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:36,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 238 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:36,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2890 states. [2022-01-28 14:07:36,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2890 to 2890. [2022-01-28 14:07:36,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2889 states have (on average 2.3329871928002768) internal successors, (6740), 2889 states have internal predecessors, (6740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 6740 transitions. [2022-01-28 14:07:36,099 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 6740 transitions. Word has length 71 [2022-01-28 14:07:36,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:36,100 INFO L470 AbstractCegarLoop]: Abstraction has 2890 states and 6740 transitions. [2022-01-28 14:07:36,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 6740 transitions. [2022-01-28 14:07:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-01-28 14:07:36,105 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:07:36,105 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:36,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-28 14:07:36,106 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 20 more)] === [2022-01-28 14:07:36,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:07:36,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1079704586, now seen corresponding path program 1 times [2022-01-28 14:07:36,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:07:36,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010296100] [2022-01-28 14:07:36,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:07:36,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:07:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:07:36,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:07:36,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:07:36,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010296100] [2022-01-28 14:07:36,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010296100] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:07:36,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:07:36,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:07:36,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274180317] [2022-01-28 14:07:36,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:07:36,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:07:36,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:07:36,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:07:36,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:07:36,226 INFO L87 Difference]: Start difference. First operand 2890 states and 6740 transitions. Second operand has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:07:36,257 INFO L93 Difference]: Finished difference Result 2866 states and 6693 transitions. [2022-01-28 14:07:36,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:07:36,257 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 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 95 [2022-01-28 14:07:36,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:07:36,257 INFO L225 Difference]: With dead ends: 2866 [2022-01-28 14:07:36,257 INFO L226 Difference]: Without dead ends: 0 [2022-01-28 14:07:36,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:07:36,258 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 92 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 497 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:07:36,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [92 Valid, 497 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:07:36,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-28 14:07:36,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-28 14:07:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-28 14:07:36,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 95 [2022-01-28 14:07:36,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:07:36,259 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-28 14:07:36,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.0) internal successors, (95), 6 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:07:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-28 14:07:36,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-28 14:07:36,261 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (23 of 24 remaining) [2022-01-28 14:07:36,261 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (22 of 24 remaining) [2022-01-28 14:07:36,262 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (21 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (20 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (19 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (18 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (17 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (16 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (15 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (14 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (13 of 24 remaining) [2022-01-28 14:07:36,263 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (12 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (11 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (10 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (9 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (8 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (7 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (6 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (5 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (4 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (3 of 24 remaining) [2022-01-28 14:07:36,264 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (2 of 24 remaining) [2022-01-28 14:07:36,265 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (1 of 24 remaining) [2022-01-28 14:07:36,265 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (0 of 24 remaining) [2022-01-28 14:07:36,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-28 14:07:36,267 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:07:36,269 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 14:07:36,269 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 14:07:36,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 02:07:36 BasicIcfg [2022-01-28 14:07:36,271 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 14:07:36,272 INFO L158 Benchmark]: Toolchain (without parser) took 5037.15ms. Allocated memory was 202.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 150.5MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 381.5MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,272 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 202.4MB. Free memory is still 168.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 14:07:36,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.52ms. Allocated memory is still 202.4MB. Free memory was 150.3MB in the beginning and 169.1MB in the end (delta: -18.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.42ms. Allocated memory is still 202.4MB. Free memory was 169.1MB in the beginning and 167.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,272 INFO L158 Benchmark]: Boogie Preprocessor took 15.94ms. Allocated memory is still 202.4MB. Free memory was 166.6MB in the beginning and 165.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,273 INFO L158 Benchmark]: RCFGBuilder took 338.61ms. Allocated memory is still 202.4MB. Free memory was 165.0MB in the beginning and 149.3MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,273 INFO L158 Benchmark]: TraceAbstraction took 4291.63ms. Allocated memory was 202.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 148.8MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 380.7MB. Max. memory is 8.0GB. [2022-01-28 14:07:36,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 202.4MB. Free memory is still 168.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 342.52ms. Allocated memory is still 202.4MB. Free memory was 150.3MB in the beginning and 169.1MB in the end (delta: -18.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.42ms. Allocated memory is still 202.4MB. Free memory was 169.1MB in the beginning and 167.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.94ms. Allocated memory is still 202.4MB. Free memory was 166.6MB in the beginning and 165.6MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 338.61ms. Allocated memory is still 202.4MB. Free memory was 165.0MB in the beginning and 149.3MB in the end (delta: 15.7MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 4291.63ms. Allocated memory was 202.4MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 148.8MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 380.7MB. 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 - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 697]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 724]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 219 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 11, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 683 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 683 mSDsluCounter, 3762 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1848 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 297 IncrementalHoareTripleChecker+Invalid, 330 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 1953 mSDtfsCounter, 297 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9845occurred in iteration=4, InterpolantAutomatonStates: 39, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 11 MinimizatonAttempts, 2645 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 656 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-01-28 14:07:36,301 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...